Senior Backend Engineer (Call Infrastructure)

Connie Health (Headquarters: Boston, MA - Hybrid)

Location: Boston, MA - Hybrid   |   Full-Time   |   $130,000 - $156,000
TypeScript NestJS Twilio Five9 Zoom Postgres AWS Docker Kubernetes Backend Communication Infrastructure Back End Engineer

About Connie Health: Connie Health is a fast-growing healthtech startup based in Boston, MA, with a hybrid work model. Our mission is to empower older Americans to make confident, worry-free Medicare plan decisions by combining an AI-driven technology with local Medicare experts.

About The Role: We are seeking a Senior Backend Engineer (Call Infrastructure) to join our engineering team. In this role, you will lead the development of our Twilio-based calling and messaging infrastructure, enabling seamless communications between Medicare agents and customers. This is a critical role that will significantly impact our ability to scale and improve our customer experience.

Key Responsibilities:

  • Lead the design and development of our communication infrastructure using Twilio, Five9, and Zoom
  • Ensure the reliability, scalability, and performance of our communication systems
  • Collaborate with product and design teams to define requirements and features
  • Work with security teams to ensure our communication systems are secure
  • Mentor junior engineers and contribute to code reviews

Required Skills & Qualifications:

  • Proven experience in building and scaling backend systems, particularly with communication infrastructure
  • Significant experience with Twilio or similar communication platforms
  • Strong proficiency in TypeScript and NestJS
  • Experience with database design and optimization, particularly with PostgreSQL
  • Familiarity with cloud platforms such as AWS, Docker, and Kubernetes
  • A track record of leading projects and mentoring other engineers

Compensation: The estimated pay range for this role is $130,000 - $156,000, plus equity.

Post Date: August 20, 2025