
51 - 200 employees
Founded 2014
₿ Crypto
💳 Fintech
💸 Finance
Crypto • Fintech • Finance
Stellar Development Foundation is a nonprofit organization that develops and supports the Stellar public blockchain, a decentralized network optimized for fast, low-cost, and energy-efficient cross-border payments, asset tokenization, and DeFi. SDF provides developer tools, documentation, grants, and enterprise-grade infrastructure and compliance support for builders, fintechs, wallets, and financial institutions to launch payment, tokenization, and financial products at scale.
🕒 October 23, 2025
🏢🏡 New York City – Hybrid
💵 $180k - $290k / year
⏰ Full Time
🟠 Senior
🔙 Backend Engineer
🦅 H1B Visa Sponsor
Improve your chances of getting an interview by checking your resume score before you apply.

51 - 200 employees
Founded 2014
₿ Crypto
💳 Fintech
💸 Finance
Crypto • Fintech • Finance
Stellar Development Foundation is a nonprofit organization that develops and supports the Stellar public blockchain, a decentralized network optimized for fast, low-cost, and energy-efficient cross-border payments, asset tokenization, and DeFi. SDF provides developer tools, documentation, grants, and enterprise-grade infrastructure and compliance support for builders, fintechs, wallets, and financial institutions to launch payment, tokenization, and financial products at scale.
• Design and build key components of Stellar Core • Develop robust, scalable, and extensible technologies • Collaborate on new architectures alongside team members • Write clean, maintainable code with an emphasis on edge case analysis • Own core subsystems of Stellar Core • Collaborate on code review and design, contribute to best practices • Investigate and refactor performance bottlenecks • Author detailed technical feature and protocol specifications
• 4+ years of experience developing software on a team • BS or MS in Computer Science or equivalent field • Proficiency in modern C++ or Rust in a production environment • Solid understanding of software design patterns • Knowledgeable of best practices and development tools • Passion for performance debugging and benchmarking • Open, empathetic, and care about putting the best ideas forward in a collaborative manner.
• 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 • Up to 12 weeks of paid parental leave for both non-birthing and birthing parents, as well as up to 14 weeks of paid pregnancy 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
Apply Now🕒 October 22, 2025
51 - 200
☁️ SaaS
🔌 API
🏢 Enterprise
Backend Product Engineer extending Radar's core platform to handle 1 billion API calls daily. Collaborating with customers and incorporating feedback into product development.
🏢🏡 New York City – Hybrid
💵 $200k - $300k / year
⏰ Full Time
🟡 Mid-level
🟠 Senior
🔙 Backend Engineer
🦅 H1B Visa Sponsor
🕒 October 22, 2025
1 - 10
₿ Crypto
☁️ SaaS
💳 Fintech
Backend engineer developing APIs for Artemis's crypto data platform and redefining crypto data usability. Working in a hybrid environment in New York with a high-performing team.
🕒 September 30, 2025
11 - 50
🏢 Enterprise
👥 HR Tech
Develop and maintain ASP.NET C# web applications with MS SQL backend and Power BI reporting. Integrate APIs and optimize database performance for NYC clients.
🕒 September 30, 2025
501 - 1000
💳 Fintech
💸 Finance
🏢 Enterprise
Backend engineer owning growth data pipelines, platforms, and LLM-powered features to scale Ramp's financial operations product. Collaborate with product, data, and stakeholders to drive experiments and metrics.
🏢🏡 New York City – Hybrid
💵 $155k - $258k / year
💰 $15M Series C on 2012-09
⏰ Full Time
🟡 Mid-level
🟠 Senior
🔙 Backend Engineer
🦅 H1B Visa Sponsor
🕒 September 30, 2025
501 - 1000
💳 Fintech
💸 Finance
🏢 Enterprise
Backend growth engineer building Ramp's financial operations platform growth infrastructure; own sales automation, experiments, and AI-assisted tools to scale users.
🏢🏡 New York City – Hybrid
💵 $155k - $258k / year
💰 $15M Series C on 2012-09
⏰ Full Time
🟡 Mid-level
🟠 Senior
🔙 Backend Engineer
🦅 H1B Visa Sponsor