SR BACKEND SOFTWARE DEVELOPER CD-01

Location: Costa Rica Type: Full-time | Senior Level Our partner is looking for a Senior Backend Software Developer to join a mission-driven team in the healthcare technology sector. In this role, youll leverage your expertise in Python and AWS to build scalable platforms, develop backend applications and APIs, and deliver data-driven insights that directly improve patient outcomes. Position Responsibilities • Lead large projects from design to production. • Work with product managers and designers to refine requirements before implementation. • Demonstrate technical leadership over product features. • Represent product features technically to stakeholders. • Take ownership and responsibility for large projects throughout their lifecycle. • Interact with operations teams as needed to support correct product operation. • Build backend applications in Python on AWS Lambda , API Gateway , SNS , ECS , etc. • Process data value through data cleansing, reformatting, parsing, and analysis . • Interface with code written in a stateful web application framework (React/TypeScript) . • Collaborate with developers to establish consistent APIs across services. • Employ best practices for API interactions with frontend web applications. • Implement backend code in a serverless, cloud application paradigm (Flask / AWS Lambda / ECS) . • Make strong architectural choices through careful evaluation and prior experience. • Work in an Agile/Scrum environment to continually deliver features to stakeholders and clients. Preferred Qualifications • 5+ years of related job experience with a broad range of technical skills. • Desire to work in a health technology company. • Previous Pharmacy Benefits Manager (PBM) experience preferred. • Git code management skills with experience working in a mono repository preferred. • Proficiency working in Linux using Bash , Zsh , Python , Node.js , and similar tools. • Strong Python (Flask / SQLAlchemy) and TypeScript (React) experience. • Advanced PostgreSQL knowledge (CTEs, windowing functions, views, stored procedures, full-text or geospatial indexing). • Expert at developing backend data processing applications . • Proficiency targeting infrastructure as code with a security mindset (AWS, Terraform) . • Experience integrating monitoring solutions for deployed software and resources. • A history of delivering complex web applications to the cloud. • Strong knowledge of unit testing across multiple paradigms. • Knowledge of integration testing using Playwright or similar frameworks. • Experience with microservices or API-based application paradigms. • Excellent written communication skills for remote collaboration. • Ability to work autonomously while driving proactive collaboration to deliver results. Benefits • Competitive salary in USD • Permanent employment contract (on payroll) • 🩺 Medical insurance for the employee and direct family members + life insurance (after 3 months) • Remote work from home (requires a secure and stable connection) • In-person team meetings approximately every 6 weeks to strengthen collaboration and team bonds • Candidates must reside in Costa Rica and hold a valid work permit . • We cannot hire from other countries or sponsor work visas.