Job Summary WellBe Senior Medical is an innovative, private-equity backed healthcare company focused on providing the highest quality geriatric care (care of older adults) to frail, elderly Medicare Advantage patients with multiple chronic medical conditions. This population is typically underserved and very challenged with access to quality care. To address these problems, WellBe has elected to bring the care to the patient, instead of trying to bring the patient to the care. Care is provided throughout the entire continuum of care – from chronic care and urgent care in the home, to hospital, to skilled nursing facility, to assisted living, to palliative care, to end of life care. WellBe's physician-led geriatric care teams provide “concierge” level geriatric medical care and social support in the home as well as delivering and coordinating care across the entire continuum Job Description Team: The WBSM data and analytics team is responsible for the entire lifecycle of all data for the organization. Some of the primary duties of the team include: - Establishing automated processes to manage all data ingress and egress between payors, vendors, and applications. - Structuring and normalizing datasets within internal databases and file systems. - Querying and analyzing data to distribute insights to internal lines of business and external partners. - Designing and building sustainable and scalable dashboards, interfaces, and reports to inform on progress and gaps in operations. - Maintaining data integrity and quality across all systems and applications enabling our clinical and service teams to provide excellent care to every single patient. - Identifying opportunities to support, enable, and add efficiencies to the business’s operations. Software Engineer – ETL, Integrations and Application Development: Wellbe is looking for a software engineer to support data and analytics primarily focusing on data transmission and integrations between enterprise applications. As our business is working in tandem with multiple health plans and vendors, there is a need to consume and distribute data to an ever-growing list of stakeholders. This role will be tasked with the design, development, and maintenance of software responsible for administering automated ETL and reporting requirements. This is a full stack position primarily focusing on the backend but requiring the ability to implement user interfaces where applicable. Responsibilities - Design and develop software systems responsible for integrating and maintaining data integrity among multiple disparate applications. - Acquire data from primary or secondary data sources and contribute to the maintenance of databases/data systems. - Building of APIs and user interfaces to serve information to internal stakeholders. - Contribute to all aspects of SDLC process (SCRUM, Design, Code, Test, Deploy & Maintain) Job Requirements SKILLS & COMPETENCIES - Experience with object-oriented programming languages (C#, python, java). - Experience with the development of user interfaces using HTML, CSS, and JavaScript/JQuery - Experience in the development and consumption of REST APIs - Understanding of authentication and authorization standards - Strong SQL database development and querying skills - Experience in developing ETL/ELT pipelines - Exposure to ORM tools (Entity Framework) - Exposure to healthcare data models. - Experience using Cloud infrastructure tools (GCP, AWS, Azure) – App engine/Elastic Beanstalk, cloud hosted VMs - Understanding of DevOps pipeline best practices - Experience with test-driven development and writing of unit tests. - Statistics and analytics experience. - Other tasks needed to accomplish team’s objectives/goals QUALIFICATIONS Educational/ Experience Requirements: Bachelor’s Degree in computer science or related field 4+ years of full-time experience in software engineering roles Supervisory Responsibility: This position will have supervisory responsibility. Pay Range: $90,000- $125,000 Work Environment: Remote Travel requirements: Travel may be required up to 10% nationally. Work Conditions: Ability to lift up to 20lbs. Moving lifting or transferring of patients may involve lifting of up to 50lbs as well as assist with weights of more than 100lbs. Ability to stand for extended periods. Ability to drive to patient locations (ie. home, hospital, SNF, etc). Fine motor skills/Visual acuity

• Design and build fully responsive websites from scratch using **Webflow ** • Create high-fidelity **wireframes, prototypes, and UI designs in Figma ** • Develop landing pages, ad creatives, email newsletters, and social media graphics • Build and maintain scalable **UX design systems** (component libraries, style guides, brand systems) • Collaborate with account managers to understand client goals and deliver projects on time • Implement and maintain **Client-First or Relume** naming conventions in **Webflow ** • Ensure all designs meet high standards for responsiveness, usability, and conversion performance

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we're helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest potential. Title and Summary Principal Software Engineer Job Overview: Responsible for the analysis, design, development and delivery of software solutions. Define requirements for new applications and customization adhering to MasterCard standards, processes and best practices. Develop, customize, and test applications to integrate to MasterCard's specifications. Provide leadership, mentoring, and technical training to other team members Major Accountabilities: • Plan, design and develop technical solutions and alternatives to meet business requirements in adherence with MasterCard standards, processes and best practices. • Lead day to day system development and maintenance activities of the team to meet service level agreements (SLAs) and create solutions with high level of innovation, cost effectiveness, high quality and faster time to market. • Accountable for full systems development life cycle including creating high quality requirements documents, use-cases, design and other technical artifacts including but not limited to detailed test strategy/test design, performance benchmarking, release rollout and deployment plans, contingency/back-out plans, feasibility study, cost and time analysis and detailed estimates. • Perform system maintenance, production incident problem management, identification of root cause, remediation of the problems and on-call pager support schedule. Select appropriate technical frameworks and solution delivery methodology. Adapt to the technical artifact templates per the needs of the project and technology. Contribute ideas to help ensure that required standards and processes are in place. Maintain solution and technology road maps. • Research and evaluate current and upcoming technologies and frameworks. • Participate in PoCs (Proof of Concept) and help the Department with selection of Vendor Solutions, Technologies, Methodologies and Frameworks. • Collaborate with Vendor Resources for Support of Products. • Conduct brownbag sessions on new and upcoming technologies, methodologies and application appropriate frameworks. Ensure knowledge transfer of vendor technology to MasterCard staff. Provide technical training to the other team members. • Follow and promote Quality Assurance and Quality Control processes in the department. Actively look for opportunities to enhance standards and improve process efficiency. Mentor and guide other team members during all phases of the SDLC. Ensure adequate test coverage in Unit Testing, System Testing/Integration Testing and Performance Testing. Perform Quality Inspections and Walkthroughs through out the SDLC including Requirements Review, Design Review, Code Review and Security Review to ensure compliance with MasterCard standards. • Co-ordinate offshore development and manage day to day activities. Education: • Bachelor's degree in Information Systems, Information Technology, Computer Science or Engineering or equivalent work experience. Knowledge / Experience: • 8 to 15 years of experience in related field. • 8 to 15 years of experience in delivering secure solutions in Financial Services Sector is preferred. • Broad understanding of Software Engineering Concepts and Methodologies is required. • Demonstrate MC Core Competencies. Skills/ Abilities: • Must be high-energy, detail-oriented, proactive and have the ability to function under pressure in an independent environment. • Must provide the necessary skills to have a high degree of initiative and self-motivation to drive results. • Possesses strong communication skills -- both verbal and written - and strong relationship, collaborative skills and organizational skills. • Willingness and ability to learn and take on challenging opportunities and to work as a member of matrix based diverse and geographically distributed project team. Webspace UI focus Corporate Security Responsibility All activities involving access to Mastercard assets, information, and networks comes with an inherent risk to the organization and, therefore, it is expected that every person working for, or on behalf of, Mastercard is responsible for information security and must: - Abide by Mastercard's security policies and practices; - Ensure the confidentiality and integrity of the information being accessed; - Report any suspected information security violation or breach, and - Complete all periodic mandatory security trainings in accordance with Mastercard's guidelines.

About Airwallex Airwallex is the only unified payments and financial platform for global businesses. Powered by our unique combination of proprietary infrastructure and software, we empower over 200,000 businesses worldwide - including Brex, Rippling, Navan, Qantas, SHEIN and many more - with fully integrated solutions to manage everything from business accounts, payments, spend management and treasury, to embedded finance at a global scale. Proudly founded in Melbourne, we have a team of over 2,000 of the brightest and most innovative people in tech across 26 offices around the globe. Valued at US$8 billion and backed by world-leading investors including T. Rowe Price, Visa, Mastercard, Robinhood Ventures, Sequoia, Salesforce Ventures, DST Global, and Lone Pine Capital, Airwallex is leading the charge in building the global payments and financial platform of the future. If you're ready to do the most ambitious work of your career, join us. Attributes We Value We hire successful builders with founder-like energy who want real impact, accelerated learning, and true ownership. You bring strong role-related expertise and sharp thinking, and you're motivated by our mission and operating principles. You move fast with good judgment, dig deep with curiosity, and make decisions from first principles, balancing speed and rigor. You're humble and collaborative; turn zero-to-one ideas into real products, and you "get stuff done" end-to-end. You use AI to work smarter and solve problems faster. Here, you'll tackle complex, high-visibility problems with exceptional teammates and grow your career as we build the future of global banking. If that sounds like you, let's build what's next. Highlights for this opening: The Payments Team is a star player - it's our first product line to turn profitable! Boasting over 300% year-on-year growth between 2023 and 2024, we're doubling down on hiring from late 2025 to 2026. We're expanding the Shanghai team and unlocking more headcounts at our Singapore R&D Center, with openings across key sub-directions: Local Payment Methods, Payments Authorization, API & Checkout Experience, Payments Card Channels, and more. This business line dives into all core modules of business scenario development - your final sub-team will be confirmed after interviews, so make sure to interact actively and learn about each other during the process. So! Let's break down the JD for the 3DS - 3D Secure (Payments Transaction Verification) role to give you a better idea! (Senior) Software Engineer, Global Payments Team Hiring Location: Singapore. Shanghai relo to Singapore Airwallex is a rapidly growing fintech unicorn, founded in 2015 and now flourishing at the Series E financing stage. With a global footprint across Asia-Pacific, Europe, North America, and APAC, we specialize in providing diverse financial payment solutions for B2B merchants, empowering businesses to operate seamlessly anywhere, anytime. Who We Are? About the Team: As a global engineering powerhouse, our team spans China, the Netherlands, and Singapore, embracing a rich tapestry of cultures and perspectives. Guided by our True North Vision, we're passionately striving to become the preferred payment partner for businesses seeking to boost revenue and streamline expenses. Our mission is to simplify the complexities of payments for businesses by designing solutions that seamlessly integrate into their workflows, enhancing efficiency and driving customer conversion rates. Within our diverse and dynamic team, you'll find yourself at the intersection of innovation and practicality, where every contribution is essential in making payment processes effortless. Joining us means becoming part of a global community of engineers leading the charge in reshaping the payments landscape while actively contributing to the operational success of businesses worldwide. Together, we're dedicated to revolutionizing financial operations for businesses, positioning our solutions as the cornerstone of their success. The Role: Join our dynamic team as an engineer and play a pivotal role in revolutionizing the security landscape of online transactions! You will spearhead the integration of 3D Secure (3DS), a cutting-edge standard developed by Visa and MasterCard, into our core card authentication processes. Dive deep into diverse real-time transaction scenarios, and help us deliver unparalleled security assurance for our users. Be at the forefront of innovation, where your expertise will enhance the online shopping experience and safeguard the future of digital payments. In this role, you will: - We will build our own 3DS infrastructure service, which will significantly enhance a business's payment processing capabilities, strengthen security measures, and boost customer trust. - Collaborate with various systems and teams to establish a robust foundation for our global payment infrastructure. - Engage with engineering teams across Airwallex's global offices, fostering effective communication. - Regularly collaborate with users and financial partners to ensure seamless integration. - Design, develop, and maintain APIs, services, and systems to uphold a reliable payment processing flow. - Troubleshoot production issues across different levels of the stack. - Take ownership of and optimize critical components within Airwallex's online payment processing flow. You might be a great fit if you: - Possess a minimum of 3 (for senior 5) years of engineering experience. - Excel in designing elegant systems that abstract complex patterns, particularly in the financial industry. - Have a strong aptitude for system thinking, writing high-quality code and doc, with a preference for Kotlin. - Uphold high standards when working with production systems. - Adhere to best practices in engineering, security, and design. - Thrive in collaborative environments, making decisions with diverse stakeholders and subject matter experts. - Enjoy collaborating with a diverse group of individuals, bridging gaps between different teams and areas of expertise. Bonus if you have: - Familiarity with Spring / Spring Boot. - Proficiency in Java / Kotlin or other modern programming languages. - Proficiency in HTTP protocol and RESTful specifications. - Familiarity with OAuth2.0 / JWT. - Experience with PostgreSQL / Redis / NoSQL. - Experience with Kafka / RabbitMQ. - Familiarity with Nginx / Istio. - Experience with cloud vendors like Aliyun Cloud, GCP, or AWS. - Experience in designing, implementing, and maintaining complex public API products with user integration guides. - Fluent in English communication. At Airwallex, you can make an impact in a rapidly growing, global fintech. We want you to share in our success, which is why you'll be offered a competitive salary plus valuable equity within Airwallex. We also like to ensure we create the best environment for our people by providing collaborative open office space with a fully stocked kitchen. We organise regular team-building events and we give our people the freedom to be creative. Applicant Safety Policy: Fraud and Third-Party Recruiters To protect you from recruitment scams, please be aware that Airwallex will not ask for bank details, sensitive ID numbers (i.e. passport), or any form of payment during the application or interview process. All official communication will come from an @airwallex.com email address. Please apply only through careers.airwallex.com or our official LinkedIn page. Airwallex does not accept unsolicited resumes from search firms/recruiters. Airwallex will not pay any fees to search firms/recruiters if a candidate is submitted by a search firm/recruiter unless an agreement has been entered into with respect to specific open position(s). Search firms/recruiters submitting resumes to Airwallex on an unsolicited basis shall be deemed to accept this condition, regardless of any other provision to the contrary. Equal opportunity Airwallex is proud to be an equal opportunity employer. We value diversity and anyone seeking employment at Airwallex is considered based on merit, qualifications, competence and talent. We don't regard color, religion, race, national origin, sexual orientation, ancestry, citizenship, sex, marital or family status, disability, gender, or any other legally protected status when making our hiring decisions. If you have a disability or special need that requires accommodation, please let us know.