🕒 November 22, 2025
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• Perform comprehensive analyses of our systems to identify and address performance bottlenecks. • Create and monitor meaningful performance metrics for various components of our services • Advise other teams within engineering on scalable and performant feature design and implementation • Address critical scalability challenges such as sharding Postgres and Redis, splitting ECS tasks into multiple services to scale independently, and addressing Node event loop blockages.
• A results-oriented mindset and a bias toward impact • Experience in API latency optimization • Experience with SQL and related technologies, preferably Postgres • Experience in a role with a focus on performance aspects • Experience in query optimization and schema design for relational databases and distributed search engines • Expertise in any of the following: Redis, Postgres, ElasticSearch, or Opensearch
• Customers love the product (100K+ users and growing) • Incredible culture (our customers keep applying to work here) • Well-resourced - We raised a $100M Series C in 2025 at a $3.1B valuation and are backed by world-class investors like Capital G (Google), Sequoia and Meritech
Apply Now🕒 October 24, 2025
201 - 500
Senior Backend Software Engineer designing, building, and maintaining backend services for telehealth platform. Collaborating with teams to improve patient care systems using Python and FastAPI.
🏢🏡 New York City – Hybrid
💵 $182.3k - $220k / year
⏰ Full Time
🟠 Senior
🔙 Backend Engineer
🦅 H1B Visa Sponsor
🕒 October 23, 2025
51 - 200
₿ Crypto
💳 Fintech
💸 Finance
C++ Engineer designing and evolving key components of Stellar Core. Collaborating with engineering teams to shape the foundation of an open financial future through blockchain technology.
🏢🏡 New York City – Hybrid
💵 $180k - $290k / year
⏰ Full Time
🟠 Senior
🔙 Backend Engineer
🦅 H1B Visa Sponsor
🕒 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.