Top Tech Jobs & Startup Jobs in NYC, NY

Product-focused senior engineer to shape roadmap and build full-stack features across frontend (TypeScript/SvelteKit) and backend (Python/Pydantic/FastAPI). Collaborate with cross-functional teams, contribute to infrastructure, and work with Postgres, Elastic, and Redis to ship production SaaS at an early-stage startup.

Manage day-to-day accounting across multiple entities, owning full-cycle transactions (AP, AR, revenue recognition, grant accounting), maintain sub-ledgers, support month-end close and audits, ensure compliance with nonprofit and campaign finance requirements, and support special finance projects.

Lead and mentor a distributed engineering team to design, build, maintain, and support post-trade and custody platform solutions. Drive SDLC best practices, code quality, code reviews, CI/CD/DevOps, troubleshooting, and stakeholder collaboration across greenfield and brownfield projects.

Produce client videos remotely: write scripts per guidelines, research companies/products, source footage/music/graphics, provide direction to editors and voiceover artists, and collaborate with clients under tight deadlines.

Lead federal engagements to design compliant AI/NLP and RAG knowledge-management solutions. Develop integrations, influence product strategy, build relationships with agency leaders, support sales, and produce federal-focused technical materials.

Design and lead development of hardware architectures for satellite communications and ground stations. Drive integration, verification, environmental and EMC testing, root-cause analysis, and hardware qualification. Collaborate with multidisciplinary teams, mentor junior engineers, produce technical documentation, and contribute to technology roadmaps while ensuring aerospace industry compliance.

Design and implement Wi‑Fi 6 (802.11ax) and 802.11s mesh networking software for enterprise access points. Develop HMAC components, optimize throughput/latency/airtime, integrate on NXP-based Embedded Linux platforms, maintain hostapd/wpa_supplicant/mac80211, debug with packet captures, and collaborate with RF/firmware/QA teams for product releases.

Lead procurement support for IP Hardware Engineering across NPI and product launches. Manage supplier relationships, negotiate component pricing and contracts, perform BOM analysis and risk mitigation, and coordinate cross-functional readiness and shortage escalations to meet schedule and cost targets.

Enter and verify grant-related data into ESHARE and AIRS, maintain Excel trackers, perform quality checks to ensure data integrity, support grant reporting, and collaborate with team members on data issues and progress toward metrics.

Lead business development for Northeast fire protection consulting services, driving proposals, orders and sub-regional sales for Fire & Building Safety, Industrial & Process Safety, and design services. Collaborate with operations to identify opportunities, manage proposals, track sales performance, develop BD strategy, and represent the firm at marketing events and client meetings. Hybrid role with occasional travel (up to 20%).

Lead P&L performance and operational improvement across portfolio companies by driving revenue growth, margin expansion, and adoption of Shield's AI platform. Manage forecasts, budgets, and cross-functional initiatives; support onboarding; build automation and low-code solutions; coach local leadership and implement standardized processes to scale operations and strategic growth.

Lead client relationship management and business development for ultra-high-net-worth private clients and family offices. Drive new business, retain and deepen client relationships, oversee proposals and onboarding, mentor junior staff, coordinate with investment teams, and report on retention and revenue performance.