• Lead the design, development, and evolution of native iOS applications, ensuring alignment with Apple Human Interface Guidelines and industry best practices. • Define and drive scalable, clean, and maintainable mobile architectures aligned with business goals. • Collaborate with developers, designers, product managers, and stakeholders to deliver high-value features and influence product direction. • Ensure high code quality through code reviews, testing strategies, refactoring, and documentation. • Identify, troubleshoot, and resolve complex performance, stability, and scalability issues. • Contribute to Agile ceremonies and support alignment on priorities, timelines, and technical execution. • Evaluate and introduce new tools, technologies, and best practices to improve development processes and team efficiency.

• Collaborate with a growing Engineering and Product team • Drive new initiatives with a willingness to challenge the status quo to push the product forward • Build a well-tested and performant app that communicates with Bitstack’s other infrastructure • Breathe life into industry-leading User Interfaces • Ship high quality, scalable, reliable products in a production environment • Unit test everything • Work in a highly compliant environment and contribute to the larger Bitcoin ecosystem • Contribute to the broader tech and open source communities

• Drive end-to-end customer adoption and consumption outcomes across Tanzu Platform, Data, and Spring—from onboarding through production scale and expansion. • Define phased adoption patterns aligned to customer maturity and business objectives. • Translate customer business priorities into measurable outcomes, ROI models, and executive-level success narratives. • Influence platform, data, and application strategy with application owners, developers, and LOB leaders. • Define, implement, and operationalize account health markers, adoption KPIs, and value metrics. • Use insights to proactively manage risk, guide customer actions, and align internal engagement strategies. • Partner with Sales, Pre-Sales, Professional Services, Product, and ecosystem Partners to ensure alignment from value strategy through technical execution. • Codify and scale adoption patterns, value frameworks, and success best practices across accounts and Pods. • Feed field learnings and blockers back to Product Management and leadership.

Be part of a team that unleashes the power of leading-edge technologies to help improve the health and well-being of those most vulnerable in our country and communities. Working at Gainwell carries its rewards. You’ll have an incredible opportunity to grow your career in a company that values work flexibility, learning, and career development. You’ll add to your technical credentials and certifications while enjoying a generous, flexible vacation policy and educational assistance. We also have comprehensive leadership and technical development academies to help build your skills and capabilities. Summary As a Sr. Mainframe Developer (COBOL/DB2) at Gainwell, you can contribute your skills as we harness the power of technology to help our clients improve the health and well-being of the members they serve — a community’s most vulnerable. Connect your passion with purpose, teaming with people who thrive on finding innovative solutions to some of healthcare’s biggest challenges. Here are the details on this position.​ Your role in our mission Apply your skills to support Gainwell as we help clients deliver better health and human services outcomes. - Mainframe programming: - TSO (Time Sharing Option) and MVS (Multiple Virtual Storage) environments - VSAM (Virtual Storage Access Method) vs Flat Files including data structures/storage - EBCDIC data encoding format - COBOL programming - Database programming & scripting: - SQL Server querying and managing relational databases - Write scripts and JCL (Job Control Language) to schedule and run batch jobs - Design, develop, install, test and document applications software - Involved in designing, documenting, and delivering technical architecture solution elements - Support coordination between application architects and developers to make sure design requirements are accurate and deliver the desired ROI for clients - Define and develop project requirements, functional specifications and detailed application solution designs for clients - Focus on the details as you develop technical documentation and test plans to support integration and deployment What we're looking for 6+ years of mainframe programming and on-call support experience coding in COBOL and DB2 in a JCL and IBM mainframe environment to include the following: - Mainframe programming: - TSO (Time Sharing Option) and MVS (Multiple Virtual Storage) environments - VSAM (Virtual Storage Access Method) vs Flat Files, including how data is structured and stored - EBCDIC data encoding format (Extended Binary Coded Decimal Interchange Code is an 8-bit character encoding developed by IBM to use on mainframe/midrange systems) - COBOL programming - Easytrieve and File Aid - Database programming & scripting: - SQL Server for querying and managing relational databases. - Write scripts and JCL (Job Control Language) to schedule and run batch jobs - Healthcare IT (claims, Medicaid or Medicare) systems experience is preferred. What you should expect in this role - Fully remote opportunity with the option to work anywhere within the United States - Opportunities to travel through your work (0-10%) - Willingness to work a flexible schedule to accommodate business needs and travel as required - Video cameras must be used during all interviews, as well as during the initial week of orientation The deadline to submit applications for this posting is March 31, 2026 #LI-SH1 #LI-REMOTE The pay range for this position is $80,000 - $100,000 per year, however, the base pay offered may vary depending on geographic region, internal equity, job-related knowledge, skills, and experience among other factors. Put your passion to work at Gainwell. You’ll have the opportunity to grow your career in a company that values work flexibility, learning, and career development. All salaried, full-time candidates are eligible for our generous, flexible vacation policy, a 401(k) employer match, comprehensive health benefits, and educational assistance. We also have a variety of leadership and technical development academies to help build your skills and capabilities. We believe nothing is impossible when you bring together people who care deeply about making healthcare work better for everyone. Build your career with Gainwell, an industry leader. You’ll be joining a company where collaboration, innovation, and inclusion fuel our growth. Learn more about Gainwell at our company website and visit our Careers site for all available job role openings. Gainwell Technologies is an Equal Opportunity Employer, where all qualified applicants will receive consideration for employment without regard to race, religion, color, national origin, gender (including pregnancy, childbirth, or related medical condition), age, sexual orientation, status as a protected veteran, status as an individual with a disability, or other applicable legally protected characteristics. Gainwell Technologies defines “wages” and “wage rates” to include “all forms of pay, including, but not limited to, salary, overtime pay, bonuses, stock, stock options, profit sharing and bonus plans, life insurance, vacation and holiday pay, cleaning or gasoline allowances, hotel accommodations, reimbursement for travel expenses, and benefits.