Top Tech Jobs & Startup Jobs in NYC, NY

Develop and maintain React/Next.js web UIs, build reusable components, write unit and integration/end-to-end tests, optimize performance, fix bugs, participate in code reviews, and collaborate with designers and team members.

Lead and architect end-to-end AI/ML and large-scale data solutions for investment banking and equity markets. Design data pipelines, model development and deployment, data mapping/integration, and front-end visualization. Drive data governance, ensure scalability and accuracy, mentor teams, and align cross-functional stakeholders to business goals.

Lead and deliver end-to-end AI/ML and data engineering solutions for investment banking and equity markets. Architect scalable data ecosystems, drive data integration and governance, mentor teams, collaborate with stakeholders, and enable visualization and front-end experiences to support business goals.

Lead the design and implementation of scalable, secure enterprise Java full‑stack applications. Hands‑on development across Java/Spring Boot and modern front ends (Angular/React/Vue), architect microservices and APIs, define CI/CD and container strategies, deploy to cloud platforms, ensure performance and security, mentor development teams, and drive technical roadmaps.

Lead architecture and hands-on development of a scalable, high-performance React-based frontend using Micro Frontend patterns and SSR/CSR hybrid strategies. Optimize performance (lazy loading, tree shaking, edge caching), integrate with a Spring Boot BFF and GraphQL, deploy on GCP, and mentor frontend engineers to drive best practices for state management, security, and scalability.

Create user flows, wireframes, mockups, and interactive prototypes. Design accessible, visually appealing UI components. Conduct user research and usability testing, maintain design systems, collaborate with product and engineering, and iterate based on user feedback.

Design and implement GCP architectures, lead cloud foundation builds and on-premises to GCP migrations, implement Vertex AI solutions, mentor engineers, ensure security/compliance, troubleshoot infrastructure, and collaborate with stakeholders to translate business needs into scalable cloud solutions.

Design end-to-end conversational experiences (dialog flows, prompts, multi-turn logic) for chat and voice. Conduct user research and testing, analyze interaction data, collaborate with Product/Engineering/AI teams, maintain documentation, and iterate using performance metrics like CSAT and NLU accuracy.

Develop, design, and deliver complex Python backend applications for acquiring, storing, and computing on large volumes of data. Lead feature implementation, ensure code quality via linting and automated tests, mentor junior developers, perform code reviews, collaborate with cross-functional teams, and troubleshoot production issues.

Design, develop, and optimize prompts for conversational AI and integrate them into NLP/LLM systems. Build RESTful APIs (Python/Django/Flask) and React front-ends, evaluate prompt effectiveness with metrics and user feedback, collaborate with product, UX, and data teams, and document prompt engineering methodologies.