Software Engineer, Developer Experience, SDKs

Stellar Development Foundation

Software Engineer developing SDKs and tooling for the blockchain platform at Stellar. Building user-friendly developer tools and guiding early adopters for seamless integration.

Posted 4/30/2026full-timeNew York City • New York • 🇺🇸 United StatesMid-LevelSenior💰 $140,000 - $210,000 per yearWebsite

Tech Stack

Tools & technologies

RustTypeScript

About the role

Key responsibilities & impact

Build and maintain the SDK for application developers to complement the Rust SDK, wrapping our JSON-RPC API.
Build the "developer daily driver," including CLI tooling for contract deployment, a reliable web faucet, and a web block explorer UI.
Write and maintain the "Getting Started" guide, API documentation, and realistic example applications to ensure new developers can deploy within 30 minutes.
Serve as the first point of contact for partner developers during the private testnet, translating their feedback directly into SDK and tooling improvements.

Requirements

What you’ll need

Strong programming skills in TypeScript and an ability/willingness to work with Rust (you will build the TS SDK and contribute to the existing Rust SDK).
Experience shipping developer tools, SDKs, or public-facing libraries.
A high degree of empathy for developers and the ability to write clear, accurate, and engaging technical documentation.
Comfortable being the public face of a highly technical product for early adopters.

Benefits

Comp & perks

Competitive health, dental & vision coverage with most plans covered at 100% for the employee + any dependents
Flexible time off + 15 company holidays including a company-wide holiday break
Generous paid parental leave for all parents, plus paid pregnancy disability leave for birthing parents
Gym reimbursement ($80 per month)
Life & ADD (up to $50K)
Short & Long term disability
401K with 4% match
Health & Dependent Care FSA Accounts
Commuter benefits with $250/month employer contribution
Health Savings Account (HSA) with monthly employer contribution
Family building benefits through Kindbody
Wellbeing benefits (One Medical, Rightway, Headspace)
L&D budget of $1,500/year
Daily lunch and snacks in office
Company retreats

ATS Keywords

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Hard Skills & Tools

TypeScriptRustSDK developmentJSON-RPC APICLI toolingAPI documentationtechnical writingexample applicationscontract deploymentweb block explorer UI

Soft Skills

empathy for developersclear communicationengaging documentationpublic speakingfeedback translation