Top Tech Jobs & Startup Jobs in NYC, NY

Lead discovery and delivery of a localized, bilingual (English/French) retail mobile app. Own vision, roadmap, backlog, and stakeholder communication; coordinate engineering, QA, backend/CMS integration, and app-store readiness; ensure compliance, analytics-driven improvements, and successful bilingual rollout.

Design, develop, and maintain scalable full‑stack web applications using Java/Spring Boot backends and React frontends. Build RESTful APIs/microservices, integrate third‑party services, optimize performance and security, write tests, participate in code reviews and architecture discussions, troubleshoot production issues, and contribute to CI/CD and DevSecOps practices.

Design, develop, test, and deploy scalable enterprise web applications and APIs using .NET technologies. Build front-end features with Angular/React, optimize performance and security, run CI/CD pipelines, work with cloud-native and containerized deployments, participate in architecture and code reviews, mentor junior developers, and collaborate in Agile teams to troubleshoot production issues.

Lead development and execution of enterprise data management strategy, governance, and quality. Oversee MDM, metadata, data lineage, catalogs, lifecycle, profiling, cleansing, and compliance. Partner with engineering, analytics, and security to deliver reliable data platforms, KPIs, and mentor a data management team.

Lead design, automation, and maintenance of highly available AWS infrastructure. Build CI/CD pipelines, manage container orchestration (EKS/Kubernetes), optimize cost and performance, enforce cloud security best practices (IAM, encryption, network controls), maintain infrastructure docs, and configure CDNs for content delivery.

Build, optimize, and deploy production-grade generative AI applications. Design multi-agent systems and LangGraph workflows, implement advanced RAG with LlamaIndex and vector DBs, fine-tune and host LLMs, integrate/swap commercial and open-source models, and deliver scalable FastAPI/async backends with Docker, monitoring, and CI/CD.

Design, build, and maintain secure, high-performance RESTful APIs and microservices using Java and Spring Boot. Collaborate with cross-functional teams, implement API security (OAuth2/JWT/OpenID Connect), optimize databases, integrate messaging systems, write unit/integration/API tests, participate in code reviews and architecture decisions, troubleshoot production issues, and contribute to CI/CD and DevSecOps practices.

Build and deliver backend enterprise web applications for Citi's Integrated Digital Assets Platform using Java/Spring and web3 technologies. Collaborate with distributed teams, follow best practices and design patterns, write technical documentation, resolve issues, and ensure scalability, reliability, and performance.

Design, develop, and maintain scalable full-stack web applications using Java/Spring Boot backends and React frontends. Build RESTful APIs and microservices, implement responsive UIs, write tests, participate in code reviews, troubleshoot production issues, and contribute to CI/CD and DevSecOps practices.

Design, build, and maintain responsive, high-performance React web applications. Create reusable UI components, integrate with REST/GraphQL backends, optimize performance and cross-browser compatibility, participate in code reviews and sprints, and collaborate with designers, backend, QA, and DevOps to deliver enterprise-scale features.