Founding Engineer - 44+ vacatures

Visiblie

We help brands own their presence in AI search, showing up where it matters, from ChatGPT to the next generation of search interfaces. We're growing quickly with paying customers and strong inbound demand. Our brand is live and resonating. Now we're hiring a Founding Marketing Engineer to take that

Holmes

Holmes raised €1.1M and we're moving fast. We're looking for a founding engineer who wants to lay the technical foundation, not inherit it. You'll have full access to every major LLM provider and a real budget to experiment. No permission needed to try things. About the role Holmes autonomously test

R3AL.AI

AI is exploding. So are compute bills. For most AI companies, compute is becoming the biggest cost on the P&L. What used to be acceptable inefficiency is now a real bottleneck. Optimization is no longer optional — it is becoming one of the most important layers in AI. That’s exactly what we’re b

Paygrade AI

📍 Ghent, Belgium 📅 Start: June–September 2026 💼 Founding role — equity-based 🚀About Paygrade We're building an HR tech platform that combines salary optimization and performance tracking to help SMEs create pay transparency and win the talent they need to grow. Our mission: change the HR dimensi

Holmes raised €1.1M and we're moving fast. We're looking for a founding engineer who wants to lay the technical foundation, not inherit it. You'll have full access to every major LLM provider and a real budget to experiment. No permission needed to try things. About the role Holmes autonomously test

Exhibitly.ai

About Exhibitly We’re bringing AI to the $60B events industry that's been stuck in 2010. We're building a suite of tools that rethink how events attract, engage, and convert their audiences. 100+ events signed in 8 months (all inbound) Bootstrapped to six-figure revenue (just raised a round) Massive

A dynamic startup in Belgium is seeking a Founding Forward Deployed Engineer to define deployment strategies across industries. In this role, you will engage with customers, oversee the implementation of workspaces, and collaborate with founders and a platform team. Ideal candidates are adaptable, p

BOND (YCX25)

BOND (YCX25) is seeking a founding mobile & native engineer in Ghent. Want to make an application Make sure your CV is up to date, then read the following job specs carefully before applying. The role involves transforming our AI Chief of Staff into a seamless mobile app and desktop experience that

BOND (YCX25)

BOND (YCX25) is seeking a founding mobile & native engineer in Ghent. The role involves transforming our AI Chief of Staff into a seamless mobile app and desktop experience that enhances executive productivity. Candidates should have 3+ years of native app development experience and be well-versed i

Exhibitly.ai

A growing tech startup in Ghent is looking for an experienced web application developer to build and scale innovative products. The role involves working directly with the founders, focusing on both backend architecture and frontend UX. Candidates should have at least 3 years of experience and stron

BOND (YCX25)

BOND (YCX25) in Ghent is looking for a Full-stack Engineer to develop AI solutions, working end-to-end on features from database to user interface. With a dual stack involving Python and TypeScript, you'll own integrations and build real-time experiences. This role offers a competitive salary range

Nexa Legal

Nexa Legal, located in Antwerp, is seeking to hire its first engineering team member to design and implement robust AI systems for litigation lawyers. This role involves direct collaboration with the CTO to shape the technical direction and engineering standards of the product. The ideal candidate w

Koda Staff

A cutting-edge technology firm based in Belgium is seeking a web developer to build AI-driven applications that maximize business event impact. You will deliver end-to-end functionality and influence product features in a high‑ownership environment. Ideal candidates have 3+ years of experience in we

Koda Staff

Own equity, earn €55–75K, and build AI used by organisations worldwide Is your CV ready If so, and you are confident this is the role for you, make sure to apply asap. If you're looking for real ownership, meaningful impact, and the chance to build something used globally, this role offers all three

Exhibitly.ai

What you’ll do Build the product surface Ship end-to-end. From backend architecture to frontend UX Build and scale new products from zero. Search, dashboards, AI-powered interfaces, data-heavy flows AI is your second brain. Cursor, Claude, whatever ships fastest. We’re SERIOUS about this Shape how w

Koda Staff

Own equity, earn €55–75K, and build AI used by organisations worldwide All the relevant skills, qualifications and experience that a successful applicant will need are listed in the following description. If you're looking for real ownership, meaningful impact, and the chance to build something used

Exhibitly.ai

A tech startup focused on product development in Oost-Vlaanderen is seeking an experienced web developer to build and scale new products from scratch. You will have a chance to work directly with the founders and make significant architectural decisions. Strong skills in Next.js, TypeScript, and Tai

Koda Staff

Own equity, earn €55–75K, and build AI used by organisations worldwide Find out if this opportunity is a good fit by reading all of the information that follows below. If you’re looking for real ownership, meaningful impact, and the chance to build something used globally, this role offers all three

Exhibitly.ai

About Exhibitly We’re bringing AI to the $60B events industry that's been stuck in 2010. We're building a suite of tools that rethink how events attract, engage, and convert their audiences. 100+ events signed in 8 months (all inbound) Bootstrapped to six-figure revenue (just raised a round)

Koda Staff

Own equity, earn €55–75K, and build AI used by organisations worldwide If you're looking for real ownership, meaningful impact, and the chance to build something used globally, this role offers all three. Join an early-stage tech company creating an AI-driven platform that helps organisations maximi