Senior Backend Engineer

5+ years of software engineering experience. Strong software engineering fundamentals in Python and Django framework. Experience designing and optimizing relational databases (PostgreSQL preferred). Deep understanding of cloud-native architecture, distributed systems, and GCP (or equivalent). Knowledge of Kubernetes and containerization. Excellent communication and problem-solving skills. BSc / MS in Computer Science or equivalent practical industry experience.

Preferred:

A product-minded backend engineer who isn’t afraid to cross the stack (React/React Native) to ship end-to-end features and unblock user-facing value. Knowledge of security best practices for API integration. Experience with healthcare systems.

Compensation and Benefits Base salary range: $145,000 - $170,000 per year (commensurate with experience and location).

Eligibility for equity. Comprehensive benefits package including medical, dental, and vision. 401(k). Paid vacation and sick time and company holidays.

Antidote Health is a tech-driven health insurance company on a mission to make healthcare easy, accessible, and more affordable. We’re rethinking how healthcare works-using technology to remove the friction, complexity, and delays that define the traditional system. Instead of navigating paperwork, long waits, and disconnected experiences, we’re building a simpler, more connected way for people to get care. Our platform combines health coverage, virtual care, and a modern member experience into one seamless system designed to help people actually use their benefits. We offer Affordable Care Act (ACA) health plans in Arizona and Ohio, and we’re growing quickly. We’re building a company focused on solving real problems-with real impact on people’s lives. Position Overview We’re looking for a Senior Backend Engineer to own and scale the engine behind our digital HMO. In this role, you’ll develop scalable backend services, orchestrate secure, real-time data flows, build robust APIs that power our patient-facing features, and lead complex integrations with external clinical and insurance partners. This is a hybrid role requiring in-office collaboration two days a week in our New York City office. Key Responsibilities

Design and implement resilient, low-latency APIs and backend architectures that handle critical patient data flows. Design scalable data models and optimize query performance to handle relational datasets. Implement comprehensive testing strategies including unit and integration tests. Work closely with product managers, design and business partners to build best in class solutions for our customers. Ensure operational excellence through high availability, scalability, and security of our backend systems. Architect secure, fail-safe integrations with external healthcare systems, insurance networks, and third-party APIs. Use AI tools to improve velocity, code quality, problem-solving, and efficiency across the software delivery lifecycle.