Top Tech Jobs & Startup Jobs in NYC, NY

Build full-stack geospatial applications and platform components for defense and intelligence users. Develop interactive mapping tools with TypeScript, React, Tailwind, Node.js, and PostgreSQL; design reusable map components; ingest, analyze, and visualize high-volume geospatial data; integrate agentic AI analyses; and collaborate with customers, mission owners, designers, and engineers to create intuitive operational workflows.

Build and ship a full-stack data collection and search platform for defense and intelligence users. Develop frontend, backend, data ingestion, storage, indexing, APIs, and agentic AI capabilities using TypeScript, React, Tailwind, Node.js, PostgreSQL, and AWS. Partner with mission owners, customers, designers, and engineers to translate intelligence workflows into intuitive, mission-ready products supporting information analysis and visualization.

Own and improve the corporate endpoint environment across macOS, Windows, and iOS. Manage MDM, patching, vulnerability remediation, configuration, monitoring, compliance, and device lifecycle processes. Develop scripts and automation to deploy controls, detect drift, remediate issues, and reduce manual administration. Partner with Security and IT to implement CIS and NIST requirements, investigate complex endpoint problems, and lead technical projects from planning through deployment.

Owns high-impact business operations and strategic initiatives across customer delivery, commercial operations, business systems, talent strategy, and growth areas. Builds scalable processes, tools, and AI-enabled workflows; improves delivery and cost structures; partners with executives and cross-functional teams; develops hiring strategies for specialized talent; and leads special projects in a fast-growing defense technology company.

Senior full-stack engineer responsible for owning mission-critical software from requirements through deployment and sustainment. The role involves working directly with government users and technical stakeholders, architecting and building products across the stack, integrating with government IT systems, and ensuring security and compliance within DoD environments. The engineer will make product and architectural decisions, support technical proposal artifacts, and travel up to 50% to engage with mission owners in the field.

Design, build, and improve scalable backend systems that collect hard-to-access OSINT; build pipelines and ETL for messy data; collaborate with product and mission teams; mentor engineers and ensure reliable data delivery for DoD workflows.

Conduct full-lifecycle recruiting for technical and engineering roles, emphasizing creative sourcing of senior talent. Partner with hiring managers to define requirements and interview processes, improve recruiting workflows, manage multiple candidate pipelines, and deliver an excellent candidate experience. The role requires recruiting experience in technology startups and defense or adjacent industries, along with strong sourcing and process-management skills.

Manage federal government contracts from pre-award activities through closeout, maintaining registrations, reporting, disclosures, contract files, compliance workflows, and performance monitoring. Support negotiations and administration of customer, subcontractor, and vendor agreements. Develop policies addressing FAR, DFARS, export control, OFAC, and subcontract requirements while collaborating across legal, finance, revenue, and capture teams. Build AI-enabled processes, respond to contract inquiries, and identify performance risks.

Build and scale application security for a SaaS platform by integrating SAST, SCA, DAST, secrets scanning, and container/IaC checks into CI/CD. Partner with engineering and DevOps teams on threat modeling, secure code reviews, vulnerability remediation, incident response, and secure development practices. The role also supports compliance goals and translates security risks clearly to engineers.

Design and lead the technical strategy for search across Vannevar’s products. Build and improve full-text, vector, and LLM-powered retrieval systems, optimizing latency, relevance, index quality, freshness, and performance. Collaborate with ML, product, design, and mission strategy teams to translate user needs into search innovations. Apply expertise in information retrieval, NLP, machine learning, indexing, ranking, query parsing, tokenization, vector search, and evaluation frameworks.