Senior Software Engineer

Unite Us is a company dedicated to improving healthcare and social care interoperability. The Senior Software Engineer will lead the development of backend systems and scalable APIs to enhance the Unite Us product suite, collaborating with various stakeholders while focusing on both greenfield and legacy systems.

Responsibilities:

• Lead end-to-end development of backend systems, from architecture and design through implementation, deployment, and monitoring
• Design, build, and evolve scalable APIs and platform services that support interoperability and a growing ecosystem of partners
• Write clean, maintainable, and well-tested code, ensuring long-term scalability, performance, and reliability
• Drive architectural decisions and contribute to both greenfield and legacy systems with a focus on modular, reusable design
• Build and maintain data integration solutions, including standards-based interfaces (e.g., FHIR) and secure authentication protocols (OAuth, SAML, SCIM, SMART)
• Own system observability, performance, and reliability by defining metrics, monitoring, and proactively addressing issues
• Troubleshoot and resolve complex scalability and performance challenges across distributed backend services
• Mentor engineers through code reviews, design discussions, and by promoting engineering best practices
• Collaborate cross-functionally with product, design, and engineering partners to refine requirements and deliver high-quality solutions
• Champion best practices in testing, CI/CD, and agile development while contributing to a collaborative, high-performing team culture

Requirements:

• At least 5+ years of software development experience
• Deep expertise in building and scaling RESTful backend services in a production environment
• Expertise designing and building SaaS products in a cloud environment (preferably AWS) with containerized applications (e.g., Docker, ECS, EKS)
• Proficiency with Ruby on Rails, GoLang, Python (Flask/FastApi frameworks) and/or other general programming languages
• Proficiency in relational databases such as Postgres
• Strong understanding of testing frameworks, CI/CD pipelines, and monitoring best practices
• Experience with open standards-based authentication frameworks, such as OAuth and SAML
• Experience with APM and logging systems like Datadog or New Relic
• Mentor engineers through code reviews, design discussions, and by promoting engineering best practices
• Collaborate cross-functionally with product, design, and engineering partners to refine requirements and deliver high-quality solutions
• Champion best practices in testing, CI/CD, and agile development while contributing to a collaborative, high-performing team culture
• Experience in healthcare
• Experience with FHIR
• Experience working in cross-functional agile teams, with a product-focused and customer-centric mindset
• Experience working with popular front-end JavaScript frameworks, like React