San José, Costa Rica

Sr Backend Software Developer CD-01

 Job Description:

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.

  Required Skills:

Flask Bash React AWS TypeScript Git Python