Software Senior Engineer United States, New York City Jobs (On-site work)

Senior Fullstack Engineer role in NYC to architect and scale AI/ML infrastructure and workflow orchestration for healthcare. Requires 5+ years building distributed systems, cloud architecture expertise, and end-to-end ownership in a 0-to-1 in-office environment.

Probook seeks a Senior Software Engineer in NYC to build product and agent infrastructure from scratch. Requires 3-6 years of engineering experience, strong distributed systems fundamentals, and zero-to-one ownership. Offers equity, health benefits, and $500 monthly perks.

Hyphenate seeks a Senior Software Engineer in NYC to build an AI operating system for the CFO office. Requires 5+ years backend experience in Python, Go, Java, or Rust and early-stage startup background.

Senior Software Engineer, UI Development in New York City. Lead frontend architecture with Angular, React, and TypeScript, build high-performance data visualizations, and shape AI-driven product experiences. Above-market salary, equity, and flexible PTO.

Senior Software Engineer, Data Engineering in NYC. Build a petabyte-scale lakehouse and vector database infrastructure for AI-driven radio spectrum intelligence. Requires 4-6+ years, Python, SQL, Spark, Iceberg, AWS. Above-market salary, equity, 401(k) match.

DS seeks a Senior Software Engineer in NYC to own cloud infrastructure, CI/CD, and DevSecOps for AI radio spectrum systems. Requires 4+ years platform/DevOps experience, AWS, Terraform, and Kubernetes expertise.

Senior Backend Engineer role in NYC to build scalable distributed systems and LLM agent infrastructure. Requires 4-6+ years experience, Python/Go/Rust, AWS, and ML inference expertise. Above-market salary, equity, and flexible PTO.

Senior Software Engineer (Voice AI) in NYC to own real-time voice agents for healthcare workflows, from speech recognition to telephony. Requires hands-on LLM, agent framework, and distributed systems experience.

Senior Software Engineer (Backend) – New York City | Onsite | $170K–$300K + Equity & Bonus. Join a fast-growing fintech shaping payments, rewards, and credit for millions. Seeking engineers with 5+ years of Java experience, scalable systems, and cloud expertise (GCP/AWS/Azure). High-ownership rol...

Senior Software Engineer, Android Test Engineering at Reddit in NYC. Design and build scalable automated test frameworks and tools for mobile apps using Kotlin, Espresso, and UIAutomator. Drive quality across engineering teams by developing CI/CD processes and end-to-end testing solutions. Enjoy ...