Join Our Team

CARDFREE® is an exciting start-up with seasoned professionals driven to push the mobile experience forward. We come from different backgrounds - from large merchants to mobile vendors and payment companies - but are united in our mission to create the coolest, most ground-breaking mobile commerce apps in the industry.

Please see below for the current list of open positions. If you don't see anything that fits your skills and you are passionate about mobile, merchants or changing the way people interact at the point-of-sale (or hopefully all three), send us your resume. We are always looking for talented team members to come join the fun. We offer a flexible schedule with generous paid time off for all your hard work along with competitive pay and health benefits, as well as the opportunity to grow professionally.

At CARDFREE®, we ensure Merchant Mobile Apps delight users and keep them engaged. From innovative solutions for Offers and Loyalty to Stored Value and Order Ahead, we build products that power user engagement and measure key metrics so merchants can sharpen their mobile business. We have won the best Mobile Startup Award with the MEA, listed as part of the Red Herring Top 100 North America Award, and are also powering the Dunkin Donuts new mobile application launch.

We are seeking a Ruby on Rails Developer to join our Denver development team. This position is an integral part of a team that works on the platform’s customer engagement portal, which allows merchants to reach their customers. We are looking for someone who is passionate about building an intuitive and cutting-edge, self-service experience for our customers.

As a part of the Engineering team, you will be building a scalable solution that millions of users will be using as their primary mobile interface to submit and pay for their orders. We nurture creativity and encourage individuality to generate a great work environment with personality. In turn, we are seeking talent that doesn’t always want to do it the corporate way but strives to create innovative solutions that amaze and have some fun while doing it.

Qualifications:

• Excellent analytical, communication, organizational and problem-solving skills coupled with a strong work ethic.
• Strong commitment to TDD (Test Driven Development) practices using RSpec.
• BS in Computer Science or related field and 3-5 years of technical work experience.
• Fluency in OO design and development.
• Someone who is comfortable with diverse technology stacks.
• Minimum 2+ years of Ruby on Rails development.
• Minimum 2+ years with REST APIs using JSON.
• Minimum 2+ years experience with databases, including table layout and design, and SQL Queries - MySQL. NoSQL a plus.
• Skilled with debugging tools and performance tuning.
• Knowledge of multi-tenant systems, secure coding practices, and authentication/authorization.

Preferred Skills:

• Experience with creating user stories from requirements, estimating effort, and planning coming workload.
• Experience with Agile teams/development.
• Experience with systems integration, both internal and external.
• Experience designing and implementing multi-tiered systems applications.
• Experience with programming and operating in Linux operating systems.
• Experience working with, selecting, and integrating 3rd party gems.
• Experience working with AWS technologies.
• Experience with Delayed::Job.

Nice to Haves:

• Experience with web technologies such as HTML, CSS, SASS or LESS, JS, Angular.
• Software as a Service experience a strong plus.
• Experience with Slack, JIRA, New Relic, and Splunk.

Please send your resume and cover letter tojobs@cardfree.com

At CARDFREE®, we ensure Merchant Mobile Apps delight users and keep them engaged. From innovative solutions for Offers and Loyalty to Stored Value and Order Ahead, we build products that power user engagement and measure key metrics so merchants can sharpen their mobile business. We have won the best Mobile Startup Award with the MEA, listed as part of the Red Herring Top 100 North America Award, and also powering the Dunkin Donuts new mobile application launch.

As a part of the Engineering team, you will be building scalable solutions that millions of users will be using as their primary mobile interface to submit and pay for their orders. We nurture creativity and encourage individuality to generate a great work environment with personality. In turn, we are seeking talent that doesn’t always want to do it the corporate way but strives to create innovative solutions that amaze and have some fun while doing it.

The ideal candidate has a broad range of experience working in online e-commerce or financial service environments and is ready to join a great team ready to make a difference and add his or her valuable skills to our platform solution. This is an opportunity for the right candidate to take responsibility for a key position that will have a big impact on the quality of our platform and services provided to our clients.

Responsibilitie:

• This position requires a self-starter who is able to self-manage with a high level of initiative, in order to meet and excel in team project priorities, and flexible enough to succeed in a dynamically changing work environment.
• The applicant must also have excellent communication and collaboration skills.
• Work well in a fast-paced, dynamic Operations environment with geographically distributed teams.
• Must be able to employ good troubleshooting skills and creative problem solving abilities under pressure.
• Must be very comfortable working in a startup environment with proven dedicated experience.
• Proven mission critical Cloud operations and/or DevOps engineering experience a must.
• Data center systems management is required.
• Help migrate our data centers to AWS.
• Automate build processes with continuous integration and deployments.
• Heavy use of Puppet, Chef, Packer and Terraform for system automation.
• Scale our footprint to be able to handle up to 20 times more traffic next year.
• Production systems application level monitoring and critical alert response, triage, escalation and resolution.
• Responsible for participating in maintenance, patching, and escalated defect resolution.
• Able to investigate system issues to identify root cause and document solutions.
• Innovate with our engineering team to reduce the cost per transaction.
• Work with our team to make our platform more robust.

Requirements:

• 3+ years of experience with running both Linux and Windows production environment.
• 2+ years of experience working in deploying and maintaining commercial infrastructure platforms for services and applications on complex, high-volume production environments.
• The individual must be comfortable with working in a team-focused, collaborative environment and participate in all tasks relating to software design, implementation, and integration & testing.
• Performed daily system monitoring, verifying the integrity and availability of all hardware, server resources, systems and key processes, reviewing system and application logs, and verifying completion of scheduled jobs such as backups.
• Strong ability to script in Ruby, Go, Python or a similar language.
• Worked with application servers such as Tomcat and IIS in the past.
• Loves to automate tasks through scripting.

Nice to Have:

• Logging infrastructure: Splunk, ELK stack.
• Experience with Distributed cache (Redis, Memcached).
• Worked with F5 and VMWare ESXi.
• Familiar with grid technology such as Hadoop and HIVE.
• Familiarity with Git preferred along with Jenkins, TravisCI or Team City.
• Experience with database management best practices on MySQL or MariaDB cluster.
• Strong programming experience in Java or a modern language a plus.
• Strong understanding of security best practices.
• Involved in past PCI certification projects.

We are based in San Francisco but are open to a remote working arrangement for the right candidate. Please send your resume and cover letter to jobs@cardfree.com

We are looking for a talented mobile product expert to help our merchant customers deploy best-in-class mobile commerce applications. If you enjoy building new products and are equal parts business AND tech savvy, we’d love to hear from you.

Responsibilities:

• Have ownership of the mobile product with the ability to drive recommendations with customers and lead the internal team to create the best user flows and experience possible.
• Lead efforts to translate business needs into detailed product requirements and drive product development lifecycle through to completion.
• Write specifications, prioritize features and coordinate with engineering team to deliver to project timelines.
• Have solid understanding of our platform features and business rules to inform customer app design.
• Enhance apps with continual improvements, incorporating new features & functionality to keep company positioned as a leader in space.
• Have an obsessive compulsion to learn about the best in class mobile apps across different industries with an eye toward driving our mobile product to new and better places.

Required Skills & Experience:

• Minimum of 5 years product management experience building and deploying mobile applications, especially involving commerce. Thorough knowledge of both iOS and Android platforms.
• Mixture of product vision with the ability to get down into detailed functional specs & requirements.
• Expertise in creating user flows that optimize the end user experience.
• Experience launching high quality product in tight timeframes.
• Expertise in one or more of the following areas: payments, stored-value solutions, CRM, order-ahead or loyalty.
• Technical skills with proven ability working with engineering teams.
• Experience with Jira and Agile deployments.
• In-depth experience writing requirements, use cases, PRDs and other documentation.
• Exceptional analytical and organizational skills.
• Commitment to meeting deadlines, both internal and external.

If you meet the above requirements please send us your resume as well as a list of mobile apps you’ve managed tojobs@cardfree.com

CARDFREE is the leading mobile commerce platform for large merchants. We have gained the leading market share with QSRs and other large merchants without a sales team and by mostly inbound queries. The right salesperson can help us dominate the space and own multiple merchant verticals. If you are a sales super star we want you to develop and lead our sales team. We are looking for someone who thrives in fast-paced, start-up environments but has sold into large enterprises, someone who can standardize the sales process for maximum efficiency and shrink the sales cycle in record time.

Responsibilities:

• Lead sales strategy and execute on strategy including creating a plan to grow market share, building and managing the pipeline as well as increasing the close rate.
• Master the details of the CARDFREE platform and needs of our large merchant target audience to enable well-crafted responses to RFIs and RFPs including the ability to demo products and a detailed understanding of what is standard on platform, business rules, limitations etc.
• Standardize the sales approach to create efficiencies throughout the sales process while being able to customize the approach based on the merchant vertical.
• Thorough understanding of software contracts, including business and intellectual property issues related to contracts, with the ability to negotiate and finalize MSAs and SOWs.
• Building and developing sales staff including establishing key metrics for team and mentoring to foster the ability to exceed those metrics.
• Building and establishing key relationships at the highest level of customer organizations to enable smooth partnerships, upsell and contract renewals.

Requirements:

• Minimum of 7 years in software sales with specific experience selling to large merchants in at least one of the following areas: CRM, loyalty, payments, order-ahead, mobile or data analytics.
• Proven track record of exceeding sales and revenue goals throughout career.
• Clear and effective communication with ability to create persuasive presentations.
• Ability to understand complex technologies and 3rd party integrations.
• High-level contacts with merchants in at least one of the following verticals: QSR, Fast Casual/Casual Dining, Convenience, Gas, Grocery.
• Thorough knowledge of software development process.
• Travel required.

Please send your resume and cover letter tojobs@cardfree.com

At CARDFREE great ideas have a way of becoming great products and user experiences. We’re looking for an outstanding visual and human interface designer for all of our platforms, including web and iOS/Android apps. The Design team is part of the Product team and works closely with our developers to build beautiful and intuitive Mobile Apps and Mobile App Frameworks, as well as our Portal Website for managing mobile user engagement. You’ll work on mobile commerce apps that reach millions of consumers and the web portal used to control these apps.

Description

• You’ll research, design, and prototype new user experiences based on product requirements.
• You’ll create design mockups, clickable prototypes, production-ready visual assets, and documentation, like user flow diagrams, required for implementation.
• You can distill complex interactions into simple, usable, best-in-category design.
• You can communicate design concept ideas through sketches and wireframes and present them to a variety of audiences including internal stakeholders, customers and their digital agencies.
• You’re a self-starter, self-motivated, able to work independently, and perform multiple tasks under minimal supervision.
• Your projects will range from very focused and requirements driven to experimental prototypes and proof of concepts.
• You flourish in a fast paced, ever-changing, and deadline driven environment.
• You’re a natural diplomat who can thrive in a cross-functional team environment.
• You’ll work with the key stakeholders in a given project to make sure that it meets the customer’s business requirements and mobile user requirements as well as Cardfree’s standards in quality and design.
• You’re a natural collaborator and a great communicator, but able to formulate and articulate a strong point of view about the best user experience.

Minimum Qualifications:

• BA/BFA degree in Graphic Design/Graphic Arts, Digital Media or relevant work experience.
• 5+ years work experience creating world-class user interface design in iOS/Android app experiences.
• An excellent online portfolio showcasing user experience and visual design work for web and mobile touch devices.
• Highly skilled in Photoshop, Illustrator, Keynote and other design and presentation tools.

Preferred Qualifications:

• 5+ years work experience creating world-class user interface design in web and mobile web experiences.
• Ability to prototype in HTML/CSS/JavaScript, AfterEffects, Pixate, or other tools is a plus.
• Strong grasp of designing iOS and Android apps experiences from start to finish as a visual and UI designer with familiarity of iOS and Android development.
• Prior work includes B2B portal, CRM or campaign management tool and/or reporting and analytics web site.
• Able to function independently and in a team environment; excellent collaboration skills.
• Enthusiasm for an iterative design process, driven by group critique.
• Previous experience working in e-commerce environment.
• A passion for Mobile Apps, and end user experience.
• Icon design experience is a plus.
• Outstanding written and verbal communication skills, and ability to present work to executives and large groups.
• Designing usable, elegant mobile interfaces and creating all necessary assets and graphics.
• Experience creating style guides.

This position will be based in San Francisco, no overseas candidates! Please send a a resume tojobs@cardfree.com. No recruiters, please!

As a part of the Engineering team, you will be building scalable solution that millions of users will be using as their primary mobile interface to submit and pay for their orders. We nurture creativity and encourage individuality to generate a great work environment with personality. In turn, we are seeking talent that doesn’t always want to do it the corporate way but strives to create innovative solutions that amaze and have some fun while doing it.

Qualifications:

• Strong commitment to TDD (Test Driven Development) practices.
• BS in Computer Science or related field and 3-5 years of technical work experience.
• Fluency in OO design and development with J2EE and/or the Grails framework. Someone who is comfortable with diverse technology stacks.
• Minimum 3+ years of Core, middleware and enterprise Java development e.g., RMI, JMX, JMS, EJB.
• Minimum 3+ years of Java development, Groovy a plus.
• Minimum 3+ years database skills including table layout and design, and SQL Queries - MySQL. NoSQL a plus.
• Minimum 3+ year exposure to debugging tools and performance tuning.
• Knowledge of secure coding practices, authentication/authorization, and encryption.

Preferred Skills:

• Knowledge or expertise of Middleware development platforms e.g. Java, .NET, WSO2, etc.
• Experience designing and implementing multi-tiered systems applications.
• OLTP experience and knowledge of payment processing including experience with high-volume transaction processing and scaling distributed systems.
• Experience with programming and operating in Linux operating systems.
• Excellent analytical, communication, organizational and problem-solving skills coupled with a strong work ethic.
• Experience working with, selecting, and integrating 3rd party tools such as Apache, Tomcat, JBoss, middle-ware or database replication, monitoring tools, etc.
• Experience working with multi-site systems, including disaster recovery planning and implementation.
• Experience working with AWS technologies.

Nice to Have:

• Experience with web technologies such as HTML, CSS, SASS or LESS, JS, Grails, Groovy, Ruby on Rails.
• Experience developing RESTful web services preferred.
• Payments systems development experience a strong plus.

This position is based in Denver, no overseas candidates please! Please send a a resume tojobs@cardfree.com.

At CARDFREE, we ensure Merchant Mobile Apps delight users and keep them engaged. From innovative solutions for Offers and Loyalty to Stored Value and Order Ahead, we build products that power user engagement and measure key metrics so merchants can sharpen their mobile business. We have won the best Mobile Startup Award with the MEA, listed as part of the Red Herring Top 100 North America Award, and also powering the Dunkin Donuts new mobile application launch. As a part of the Engineering team, you will be building scalable solution that millions of users will be using as their primary mobile interface to submit and pay for their orders. We nurture creativity and encourage individuality to generate a great work environment with personality. In turn, we are seeking talent that doesn’t always want to do it the corporate way but strives to create innovative solutions that amaze and have some fun while doing it.

Qualifications:

• Strong commitment to TDD (Test Driven Development) practices.
• BS in Computer Science or related field and 3-5 years of technical work experience.
• Fluency in OO design and development with .NET. Someone who is comfortable with diverse technology stacks.
• Minimum 3+ years of C# development.
• Minimum 3+ years database skills including table layout and design, SQL Queries, and stored procedures - MS-SQL/MySQL. NoSQL a plus.
• Minimum 3+ year exposure to debugging tools and performance tuning.
• Knowledge of secure coding practices, authentication/authorization, and encryption.

Preferred Skills:

• Knowledge or expertise of Middleware development platforms e.g. Java, .NET, WSO2, etc.
• Experience designing and implementing multi-tiered systems applications.
• OLTP experience and knowledge of payment processing including experience with high-volume transaction processing and scaling distributed systems.
• Experience with programming and operating in Linux operating systems.
• Excellent analytical, communication, organizational and problem-solving skills coupled with a strong work ethic.
• Experience working with, selecting, and integrating 3rd party tools such as Apache, Tomcat, JBoss, middle-ware or database replication, monitoring tools, etc.
• Experience working with multi-site systems, including disaster recovery planning and implementation.

Nice to Have:

• Experience with web technologies such as HTML, CSS, SASS or LESS, JS, Grails, Groovy, Ruby on Rails.
• Experience developing RESTful web services preferred.
• Payments systems development experience a strong plus.
• Experience with AWS is plus.

This position is based in Denver, no overseas candidates please! Please send a a resume tojobs@cardfree.com.

We are seeking a Sr. Database Administrator (MySQL, MariaDB) professional to join our IT team. The Sr. Database Administrator is responsible for the integrity and stability of all production and non-production database systems. This includes participating in the installation, monitoring, maintenance, and support of all database servers from the OS level and up. The successful candidate will have a passion for the cloud and open source technologies, with a willingness to work hard in a dynamic and complex technical environment. The Database Administrator will be responsible for the operation of numerous MySQL databases while working closely with internal clients such as business analysts, systems programmers, and application developers to define and resolve information flow and content needs, helping to transform business requirements into environment specific database structures. This professional will also function as a Database Architect who will Manage all aspects of database administration including schema management; security, setup, installations, upgrades, patches, backup and recovery, space management, performance tuning and capacity planning for our database clusters. As a part of the Engineering team, you will be building a scalable solution that millions of users will be using as their primary mobile interface to submit and pay for their orders. We nurture creativity and encourage individuality to generate a great work environment with personality. In turn, we are seeking talent that doesn’t always want to do it the corporate way but strives to create innovative solutions that amaze and have some fun while doing it.

Responsibilities:

• This role will coordinate efforts with DevOps engineers, to provide 24/7 operational and related infrastructure and administration services for mission-critical databases in a fast-paced environment.
• Must be highly proficient in all aspects of database administration, including backup/recovery/replication, clustering and advanced performance tuning.
• Responsible for setting up effective proactive monitoring for alerts and capacity analysis. Also, tuning the database environment to insure optimal performance and resource utilization.
• Responsible for creating, maintaining and updating documentation necessary to support the database operations by the DBA team.
• Responsible for configuring backup / restore utilities and maintaining/developing disaster recovery policies, plans and procedures.
• Responsible for enforcing Enterprise security policies and procedures on databases.
• Support MySQL Server databases in Production, Test and Development environments.
• Write and maintain advance shell and SQL scripts in support of database maintenance to ensure consistent performance, batch data loads and job automation operations.
• Coordinate with vendors to assure the continuing functionality of the database systems in relation to upgrades, revisions, patches and new releases.
• Provide advanced troubleshooting for applications and systems, and advanced technical support for database related project activities with emphasis on root cause analysis.
• Provide technical advice on industry best practices for Business Intelligence systems, tactical queries, advanced analytics, and data mining warehouses.
• Participate in design and code reviews, modifying database structure or deploying schema changes as a result of new requirements.
• Maintain solid working knowledge of functionality for existing platforms and future enhancements.

Qualifications:

• BS in Computer Science or related field and 3-5 years of technical work experience.
• Strong SQL expertise. You can write a query to do almost anything.
• Database server administration experience, managing users, permission, backups, recovery, monitoring, and replication.
• In depth experience working with MariaDB or MySQL in a high traffic and large data environment (>1TB).
• Experience with SQL and Data Modeling.
• Good understanding of database security, encryption to protect data.
• Expertise in MySQL stored procedure programming, query performance tuning, and writing complex queries.
• Database tuning experience. Help us make our database faster by running diagnostics and doing query optimization and other performance tuning.
• Experience with solutions for high-availability and scalability.
• Experience working with multi-site clustered database systems, including disaster recovery planning and implementation.
• Knowledge of MySQL configurations and technologies for synchronous and asynchronous replication, clustering, and load balancing.
• Knowledge of TCP/IP, and SSH Tunneling.
• Ability to work in an Agile environment. You can address bugs with QA, plan schemas with engineering, and respond quickly to other business needs.
• Knowledge and know-how to troubleshoot potential issues, and experience with best practices around database operations.
• Ability to measure database performance metrics and to propose and make improvements to existing system.
• Experience in requirements gathering, documentation, and reporting.
• Startup experience is strongly desired.

Preferred Skills:

• ETL and data warehouse experience.
• Experience working with database running in the cloud (ie: AWS RDS).
• Understand how designs are best mapped onto hardware.
• Linux administration skills.
• Expert knowledge in maintaining, building, supporting, tuning, and monitoring production in MySQL database servers.
• Expertise in database modeling & design (Normalization, Physical design, overall architecture).
• Experience with Entity relationship diagrams, creating database documentation, data dictionaries, documenting system architecture, processes, procedures, and scripts.
• Looking for someone who really understands the overall technologies around MariaDB and Amazon RDS.
• Experience with Continuous Integration and DevOps is a huge plus.
• Experience with infrastructure as code design, implementation and tools such as Ansible, Terraform, etc.
• Experience deploying and managing MySQL changes to cloud services is a huge plus.
• Database related hardware experience with servers, network, SAN technologies, I/O subsystems, for MySQL Server database space management/storage design and capacity planning.
• Previous database administration in the financial industry for customer facing business/enterprise applications is a huge plus.
• Strong scripting experience (Bash, Shell, Python, etc.) and automating execution for configuration and data collection tasks.

Please send your resume and cover letter to jobs@cardfree.com

Are you always thinking up ways that mobile apps can be improved? Do you enjoy hackathons, mashups and anything that pushes you to think differently? Do poorly designed mobile apps make you kinda sad? You are not alone. Come join a seasoned team with experience deploying two of the largest mobile payment apps – with over 10 million installs.

The basics:

• 5+ years professional development experience.
• Minimum 2-3 years experience developing mobile apps.
• Ideally have submitted 2+ apps to app stores with good adoption. Please indicate your role.
• Proven track record of building apps with great user experience & interface.
• Experience with Objective C, C++ and Cocoa or Java and Android SDKs.
• Experience integrating with web services i.e. RESTful APIs and JSON.
• Ability to review code and write unit tests.
• Exceptional problem solving and communication skills.
• Good attention to detail.

Toppings:

• You're interested in mobile commerce and want to help shape the industry.
• You get excited when you see customers using your applications.
• You enjoy working in agile and collaborative environment.
• You care about great design and user experience.
• Strong self-management skills requiring minimum direction.

Please send your resume and cover letter tojobs@cardfree.com