Top Tech Jobs & Startup Jobs in NYC, NY

Own the strategy, roadmap, commercial success, and lifecycle of hygienic sensors and instrumentation. Translate customer and market insights into product requirements, build business cases, lead launches, partner with engineering and sales, track portfolio performance, and manage end-of-life decisions. The role requires technical product experience, financial and P&L understanding, customer engagement, and up to 25% travel.

Build and maintain Plane’s cross-platform Flutter mobile app, owning features from interface through data and native integrations. Work on widgets, notifications, webview-based editing, caching, persistence, and compatibility across multiple server versions. Collaborate with backend, design, product, and QA teams while writing tests and maintaining consistent architecture. The role requires production Flutter experience, clean architecture, Bloc-based state management, dependency injection, unit and widget testing, and familiarity with native Android and iOS development.

Owns Xint’s technical content and developer relations strategy for application security practitioners. Conducts and publishes original security research, creates technical tutorials and demonstrations, supports conference talks and webinars, and engages practitioner communities. The role requires hands-on understanding of vulnerabilities, exploit reproduction, security tooling, and AI-assisted security, along with strong technical communication and public speaking skills.

Build and maintain secure Azure Government, edge, and on-premises infrastructure for Department of War systems. Responsibilities include DevSecOps collaboration, Zero Trust implementation, Kubernetes and container security, Infrastructure as Code automation, RMF and CMMC compliance, ATO support, vulnerability remediation, and software supply-chain security. Approximately 15% of the role focuses on securing AI applications, LLMs, RAG architectures, AI agents, and MCP integrations using NIST AI RMF and related practices.

Provides transactional legal counsel to clinical, manufacturing, supply chain, medical affairs, and other biotechnology stakeholders. Leads drafting, negotiation, and execution of clinical trial, CRO, vendor, CDMO, supply, manufacturing, quality, technology transfer, and other agreements. Advises on risk allocation, indemnification, intellectual property, data rights, confidentiality, regulatory compliance, and disputes. Supports legal policies, templates, contract lifecycle management, outside counsel, and cross-functional initiatives.

Leads corporate accounting operations, including general ledger integrity, multi-entity consolidations, intercompany accounting, debt and lease accounting, accounts payable, cash reconciliations, and monthly close. Oversees internal controls, audits, reporting support, process automation, ERP optimization, and accounting policy development. Manages and mentors the accounting team while partnering with Financial Reporting, FP&A, Tax, Project Accounting, and operational teams in a growing renewable energy organization.

Lead the technical direction, development, evaluation, security, observability, and cost optimization of production LLM agent systems. Build shared agent infrastructure, improve reliability and fault tolerance, establish testing and rollout standards, and partner with engineering, product, research, and security teams. Mentor engineers, support AI coding-agent adoption, investigate incidents, and guide model selection and production readiness across teams.

Build and operate production-grade agentic AI systems for enterprise SaaS, including orchestration, MCP tools, memory, RAG, knowledge retrieval, security guardrails, evaluation, and observability. Own products from prototyping through production, make tradeoffs among accuracy, latency, reliability, and cost, support incident response, create reusable tooling, and mentor engineers. The role requires expert Python, cloud-native infrastructure, distributed systems, and hands-on LLM production experience.

Own the cryptographic core: select and evolve MPC/TSS schemes, author protocol reviews, implement and review Rust/Go production crypto, lead audit responses, prepare incident fixes, publish and represent externally, and teach/mentor engineers while scaling the crypto function.

Develop and execute Hardware-in-the-Loop tests for an integrated autonomous transit system. Responsibilities include creating automated regression tests, analyzing logs and telemetry, troubleshooting embedded controllers and networks, tracking defects, improving simulators and test infrastructure, preparing readiness evidence, and collaborating with software, autonomy, vehicle, safety, quality, and deployment teams. The role involves hands-on lab, vehicle, and test-facility work with some travel or on-site presence.