via Indeed
$170K - 256K a year
Design, develop, and maintain scalable SDKs and developer platform tools focusing on backend and frontend integration, authentication, and developer experience.
6+ years experience with full-stack development including backend API gateways, SDK or developer platform contributions, authentication mechanisms like OAuth and JWT, and strong collaboration skills.
Note: This job is by referral only. Candidates must contact Ramone Smith at ramonesmith15@gmail.com for a referral for this position. Must have 5 plus years of experience Must be a U.S. Citizen Unless remote, must physically reside in the same city as the role Who they're looking for: TL;DR: Zapier is looking for a Sr. Software Engineer, SDK (Full Stack) who thrives on building at scale, cares deeply about developer experience, and wants to have a lasting impact on Zapier’s platform and growing ecosystem of developers and partners. Tech Stack: • Python • Node.js • TypeScript • React • OpenAPI • API Gateways • OAuth • API Keys • JWTs Tools: • npm / PyPI • SDK Development Frameworks • Telemetry & Usage Metrics Systems • Code Generation Tools • Developer Platform Tools • Internal Developer Platforms • Cross-Codebase Contribution Systems 100% of Must-Haves need to be met: • You have SDK / Developer Platform experience: You’ve built or contributed to developer platforms, SDKs, or open-source tools (preferably published to npm, PyPI, or similar registries). You understand how to design intuitive APIs and create great developer experiences. • You're a full-stack builder with strong backend skills: You have 6+ years of experience designing, developing and maintaining complex mission critical systems, including API gateways and integration points (Python or Node.js ideal). You’re not afraid of diving into frontend challenges and understand typescript/react libraries to drive enterprise frontend performance. • You have authentication experience: You have hands-on experience with OAuth, API keys, JWTs, and related auth patterns essential to SDKs and APIs. • You have a sharp mindset around scale, reliability & developer needs : You design systems to scale reliably, but also think carefully about how those systems are released to real customers. You prioritize developer experience, usability, and feedback loops so that both internal teams and external users can succeed. • You have empathy internal & external customers: You can gather requirements from internal Zapier teams while keeping in mind the needs of external developers and customers. • You have a strong collaborative approach: You work well with senior engineers, platform teams, and other specialists, and you’re comfortable asking questions, sharing ideas, and learning from others. • You're adaptable and have a strong sense of ownership: You’ve worked in fast-moving environments and can adjust processes and tools as the product and team evolve. 70% of Nice-to-Haves need to be met: • Standards & Code Generation: You have experience with OpenAPI specifications and have explored SDK code generation from specs or intermediary formats. • Feedback & Telemetry: Familiarity with collecting telemetry or usage metrics from SDKs to inform product improvements. • Cross-Codebase Contributions: Comfort contributing changes to adjacent codebases to improve APIs that SDKs rely on. Candidates that match 80% of requirements have a high-chance of getting invited to interview. Think “they’ve done this before”, not “they could likely do this.” Note: This job is by referral only. Candidates must contact Ramone Smith at ramonesmith15@gmail.com for a referral for this position. Must have 5 plus years of experience Must be a U.S. Citizen Unless remote, must physically reside in the same city as the role Job Type: Full-time Pay: $170,000.00 - $256,000.00 per year Benefits: • Health insurance Work Location: Remote
This job posting was last updated on 12/5/2025