Senior Backend Engineer: Async Workflows & System Integrations

Seesaw; United States; Remote; USD 150,000 - 210,000; Full time

Job summary

Seesaw is seeking a senior backend engineer to own and deliver complex production system changes within a focused team. You will work across synchronous APIs, background jobs, data pipelines, and edge/serverless functions, with a strong emphasis on security and reliability.

You will join a small team led by the Director of Platforms, shaping critical infrastructure that serves millions of educators, students, and families.

Qualifications

• 7+ years backend engineering with ownership of complex production systems.
• Strong Python and AWS skills in a multi-service SaaS codebase.

Responsibilities

• Improve Python backend services and APIs (REST/GraphQL) and shared libraries.
• Ensure context is carried across APIs, tasks, and pipelines.
• Evolve authentication, session, and routing logic including edge/CDN functions.
• Design and harden asynchronous processing and data pipelines with idempotency and retries.
• Implement modernization and integration work with specialist engineers.
• Build automation for compatibility testing and deployment checks.
• Resolve integration problems across services, jobs, and data access layers.
• Adapt third-party integrations (SSO/OAuth, email, push, SMS, secrets) across environments.
• Expand automated testing to protect customer experiences.
• Instrument and troubleshoot production behaviors and legacy code paths.

Skills

Python

AWS

Backend

SaaS

APIs

Tools

GraphQL

DynamoDB

Elasticsearch/OpenSearch

Job description

Seesaw is seeking a senior backend engineer to own and deliver complex production system changes within a focused team. You will work across synchronous APIs, background jobs, data pipelines, and edge/serverless functions, with a strong emphasis on security and reliability.

You will join a small team led by the Director of Platforms, shaping critical infrastructure that serves millions of educators, students, and families.