Justworks
Senior Software Engineer, Solutions Engineering
$188K–$242K
New York, New York · Senior · Full-time · Posted Oct 16, 2026
- Experience
- 5+ years of professional software engineering experience building and operating production systems.
About the job
Leads partner API integrations and builds reusable developer tools, documentation, and patterns that improve integration delivery and self-service.
What you'll do
- Lead technical discovery, solution design, implementation support, and launch readiness for partner integrations.
- Build developer ecosystem capabilities such as SDKs, documentation, portals, sample apps, and reusable integration patterns.
- Partner with Engineering, Product, and external stakeholders to improve API usability, integration reliability, and developer self-service.
What they ask for
- Strong experience with HTTP APIs and practical knowledge of OAuth 2.0/OIDC, authentication, webhooks, pagination, rate limits, and error handling.
- Backend and/or full-stack web development experience in a modern language such as TypeScript, Go, Ruby, or Python.
- Experience designing reliable integrations, including retries, idempotency, asynchronous workflows, monitoring, and debugging.
- Strong technical writing, communication, collaboration, and delivery of customer- or developer-facing experiences.
Nice to have
- Experience maintaining SDKs, developer portals, API documentation, CLIs, sample apps, open-source libraries, or integration marketplaces.
- Experience with regulated or data-sensitive domains, OpenAPI, API-client generation, event-driven systems, workflow engines, or enterprise technical stakeholders.
Pay
$188,000 - $242,000 per year (base wage; ISO currency code not stated)
Tools
TypeScript/JavaScript, Go, Ruby, AWS, OpenAPI, OAuth/OIDC
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