Top Tech Jobs & Startup Jobs in NYC, NY

Lead architecture and development of a high-performance, responsive trading web app using React/Next.js/TypeScript. Own features, optimize performance (mobile-focused), integrate real-time data/WebSockets, maintain clean code, and collaborate with founders and cross-functional teams to drive product decisions.

Lead design and implementation of highly scalable, secure backend services and APIs. Define architecture for databases and microservices, own projects end-to-end, resolve reliability/performance issues, improve CI/CD and observability, mentor engineers, and align technical strategy with product and security requirements.

Design, build, and operate secure, scalable cloud infrastructure for a blockchain wallet backend. Lead automation with Terraform and CI/CD, run containerized workloads (Docker, Kubernetes), implement observability (Datadog), tune SQL/NoSQL databases, optimize Node.js services, configure secure enclaves, and align infrastructure with product and security teams.

Sell and manage enterprise accounts for an AI-driven on-chain analytics platform, bridging TradFi and DeFi. Drive full sales cycles with tier-one institutions, evangelize product value, translate technical insights into ROI and risk propositions, and relay market feedback to product and engineering.

Design and implement on-chain minting and cross-chain liquidity systems, build scalable REST/GraphQL backends, deploy multi-region cloud services with CI/CD and containerization, implement monitoring and alerting, mentor engineers, support partners, and deliver DeFi-focused features with strong documentation.

Lead design and implementation of high-performance agent runtimes, backend services, and self-hosted model/agent infrastructure. Build low-latency execution systems, real-time data pipelines, telemetry loops, CI/CD for zero-downtime deployments, and ensure fleet reliability on AWS/EKS.

Lead design and build of production-grade Azure infrastructure using Terraform, ensuring scalable, secure, and repeatable deployments. Provide technical leadership, platform enhancements, observability and incident response improvements, and Tier 2 infrastructure support while collaborating with engineering, security, and product teams to meet enterprise readiness and feature parity goals.

Architect and develop high-performance Solana programs in Rust (Anchor or native), extend issuance infrastructure using Token-2022, optimize compute/unit usage and account sizing, perform code and design reviews, and prepare codebases for third-party security audits via tests, invariants, and fuzz harnesses while collaborating cross-functionally.

Lead developer education strategy to create structured learning paths, tutorials, courses, demos, and reusable code templates. Produce written and video content, run workshops and webinars, track engagement and completion metrics, and collaborate with engineering, product, marketing, and community teams to drive developer onboarding and production deployments on testnet and mainnet.

Design and build real-time, low-latency distributed systems from concept to production. Own architecture, optimize performance, resolve complex failures, drive technical direction, and collaborate with product and business stakeholders.