Location: London or Remote (EU)   |   Full-Time
TypeScript Node.js PostgreSQL SvelteKit LLM RAG Distributed Systems AI Engineer Back End Engineer Staff Engineer

Hexa is building the governance backbone for modern enterprises. We’re seeking a founding engineer to help shape our technical vision and build the infrastructure that will power our platform. This is a unique opportunity to work at the intersection of data governance, AI/ML, and enterprise systems, creating solutions that solve real-world problems for businesses across industries.

About the Role: As a founding engineer at Hexa, you’ll play a critical role in establishing our technical foundations. You’ll be responsible for designing and implementing core systems that enable complex data integration, intelligent workflows, and legacy-free operations. This position requires both architectural vision and hands-on implementation skills, as you’ll need to build systems that are both innovative and production-ready.

Key Responsibilities: • Design and implement the foundational architecture for Hexa’s data governance platform • Develop scalable backend systems using TypeScript and modern JavaScript frameworks • Integrate machine learning models and LLM APIs into workflow automation • Build robust database schemas and optimize data processing pipelines • Create reusable components and libraries that drive consistency across the platform • Collaborate closely with product and design teams to ensure technical solutions align with business goals • Mentor junior engineers and establish best practices for code quality and system reliability

Required Skills: • Proven experience designing and building backend systems • Strong foundation in database architecture and optimization • Experience with TypeScript or similar typed languages • Solid understanding of RESTful API design principles • Familiarity with cloud infrastructure and deployment patterns • Experience with AI/ML integration, particularly with LLM APIs and RAG systems • Deep knowledge of software architecture and system design

Ideal Candidate: • Ambitious engineers with a track record of building impactful products • Product-focused individuals who thrive on solving complex technical challenges • Experience in startup environments and ability to wear multiple hats • Passion for AI-native product development and its real-world applications • Strong communication skills with the ability to collaborate effectively across teams

What We Offer: • Competitive salary with early-stage equity opportunities • The chance to shape a groundbreaking product from the ground up • A dynamic, collaborative environment with minimal hierarchy • Flexible work arrangements with a focus on results • Professional development opportunities and growth potential • Free tacos (and other snacks) delivered to your desk!

Stack: • Backend: TypeScript, Node.js, PostgreSQL • Frontend: SvelteKit • Infrastructure: Cloud services (AWS/GCP/Azure) • AI/ML: LLM APIs, RAG systems, agentic workflows

Apply: Interested candidates should send their resume to hiring@wehexa.com with “Founding Engineer” in the subject line. We’re looking for passionate engineers who are ready to make a significant impact and help build the future of enterprise governance.

Post Date: July 8, 2025