2,918 Founding Engineer jobs
Founding engineer roles building the first product at early-stage startups.
Staff / Principal Automated Systems Engineer
Hands-on automated systems engineer at LILA Sciences who designs, builds, and maintains high-throughput laboratory automation workcells — combining Python control software, sensors, wiring/plumbing, CAD, and machine vision — to turn scientific experiments into reliable, scalable automated workflows.
Staff IT Systems Engineer, Endpoints
Owns the architecture and roadmap for endpoint management at LILA Sciences, covering macOS, Windows, Linux, mobile, and specialized research compute. Day-to-day is hands-on config-as-code MDM policy work, zero-touch provisioning, device trust/EDR integration, and building automation and tooling with Python/Bash/PowerShell, APIs, and CI/CD while mentoring engineers across IT and Security.
Senior Software Engineer, Edge & Cloud Platform
Senior engineer building production software that links a Linux-based holographic cell scanner (edge) to GCP cloud AI analysis for a medical diagnostics startup — device control, image acquisition, patient-safe data handling, cloud job orchestration, and reliability. Stack: Python, FastAPI, GCP, Docker, Terraform.
Software Engineer, Product
Product software engineer at Adaptyv Biosystems in Lausanne building LabOS, the internal platform that orchestrates an automated wet lab so scientists and AI agents can run biology experiments. Full-stack work (TypeScript, React, Node, Postgres) spanning scheduling, APIs, hardware control, and AI tooling.
Desenvolvedor mobile - react native
Mobile developer at allu, a fast-growing Brazilian startup that sells electronics subscriptions, based in Belo Horizonte. Day to day: build and evolve the company's apps with React Native, integrate them with backend REST APIs, fix bugs and performance issues, and take part in architecture and code review decisions.
Software Engineer Dubai
Murphy AI builds voice AI agents that help banks collect debt. As a Software Engineer you'd own problems end-to-end — design, ship, run in production — building the customer platform and integrations with TypeScript across a Node.js backend and React frontend on an event-driven, AI-native architecture.
Founding Software Engineer
Founding software engineer at Flotive AI, an early-stage startup building AI that ingests regulations and produces verifiable permitting answers for infrastructure projects (starting with power). You'll build regulatory ingestion pipelines, LLM/agentic workflows, APIs, and geospatial data systems in Python and PostgreSQL, on-site in Jersey City.
Mechanical Systems Engineer - Landing Gear (all genders)
Lead the definition, integration and certification of the retractable landing gear system (actuation, wheels/brakes, steering, anti-skid) for VÆRIDION's clean-sheet battery-electric CS-23 aircraft, spanning requirements, functional analysis, design, supplier coordination, testing and certification.
Software Engineer- Core
Vega, a fast-growing cybersecurity startup building an AI-native security analytics platform for the SOC, is hiring a Core team Software Engineer in Tel Aviv. The role centers on the query engine and indexing infrastructure: building database/SIEM connectors, extending the indexing pipeline, and optimizing high-performance backend systems in Rust, Java, or C/C++.
Senior Software Developer (Go & Phyton) (f/m/d)
Senior developer at the junction of encentive's Go platform and its Python forecasting/optimization world: building and operating services that collect industrial plant data, feed models, and push optimized schedules back to machines. Core stack: Go, Python, REST/gRPC, RabbitMQ/Protobuf, PostgreSQL, Redis, OPC-UA/Modbus, Grafana/Prometheus/Loki.
Electro Optics Systems Engineer
Prisma Photonics is hiring an Electro Optics Systems Engineer in Ramat Gan to lead R&D on next-generation distributed fiber-optic acoustic sensing (DAS) systems. The role spans electro-optic interrogation system design, system-level modeling and simulation, Python/C++ tooling for signal processing and data analysis, and lab/field experimental validation.
Senior Software Engineer (Rust / GPU)
Senior engineer at a defense-tech startup building real-time GNSS/SDR signal-processing software on embedded GPU platforms for counter-drone systems. Day to day: writing Rust infrastructure, writing and tuning CUDA/GPU kernels, and turning research algorithms into fast, reliable production code alongside a small team.
Expert: Software Engineer – AI Evaluation (Task-based Contract, Remote)
Contractual, remote (India) role designing realistic coding and technical tasks used to evaluate frontier AI models, then grading AI-generated outputs against rubrics. Requires 2+ years in software engineering/data science and strong coding in a language like Python, Java, C++, JS, TS, or Go; pays $30–$100/hour.
Systems Integration Engineer
Hands-on systems integration engineer at a defense missile manufacturer in Leipzig: integrating and testing electrical, electronic, mechanical, and control systems, troubleshooting faults during assembly, and mentoring technicians as production scales to serial output. Core focus on diagnostics, root cause analysis, and test verification.
Senior Software Engineer
Senior Software Engineer at Legit Security, a cybersecurity startup securing AI-generated code. The role leads complex features end-to-end on a cloud-native Kubernetes platform, owning architecture and design docs while using AI/LLM tooling daily to build, debug, and ship faster.
Generalist Software Engineer
Generalist software engineer at think, an early-stage deep tech company in Riyadh, owning problems end to end across the stack — services, control plane, tooling and hardware interfaces. Requires 3+ years of production engineering, fluency in a systems and a high-level language, and comfort with ambiguity.
Senior Software Engineer
Lead development and testing of autonomy, mission planning, and flight software for Enigma Aerospace's runway-independent autonomous cargo aircraft in Burlington, MA (primarily on-site). Full-stack work across frontend, backend, and real-time/embedded systems using Python and C++, plus simulation, HIL/SIL testing, APIs to avionics/telemetry, and field ops, with up to 30% travel.
Senior Software Engineer
Senior full-stack engineer at Abby Health, Australia's online-first primary care clinic: ship features end-to-end across the patient app, clinician portal, internal tooling, and APIs, working in person in Sydney in an AI-native team (Claude Code writes much of the code). Stack: React/TypeScript, Node.js/Express/PostgreSQL, AWS, Swift iOS.
Software Engineer
Builds backend services, infrastructure, and UIs for Resaro's AI assurance platform, which tests mission-critical AI systems for government and commercial clients. A broad role flexing across backend (Python/FastAPI), Kubernetes/DevOps (AWS, Terraform), React/TypeScript frontend, and security.