Tech Lead

Iris.ai; Brussel; Hybride; EUR 100 000 - 140 000; Plein temps

Avantages offerts par ce poste

30 days annual paid vacation

Flexible work hours

Hybrid model or 100% remote work

Free MultiSport card

Private health insurance

Learning & Development Allowance

Résumé du poste

A pioneering AI company in Brussels is seeking a Tech Lead to guide the development of advanced AI products. This senior position requires strong leadership and extensive experience in Python. You will lead a talented team, mentor engineers, and ensure high technical standards while implementing scalable AI solutions. The role offers competitive compensation, flexible working conditions, and an opportunity to work on impactful projects designed to enhance scientific and technical endeavors.

Qualifications

• 2+ years of leadership experience in tech roles.
• At least 7 years in software development.
• 3+ years professional Python experience.
• Experience with web backends and REST APIs.
• Strong understanding of software design patterns.
• Familiarity with ML systems or motivation to learn in depth.
• Proven ability to design and implement scalable architectures.
• Proficient teaching and knowledge transfer abilities.
• Fluent English; strong analytical and problem-solving skills.

Responsabilités

• Lead a team in developing AI products.
• Implement scalable AI software systems.
• Mentor engineers on best coding practices.
• Collaborate with cross-functional teams on features.
• Drive innovation through technology adoption.
• Guide architectural decisions aligning with product strategy.
• Participate in hiring, onboarding and performance reviews.

Connaissances

Leadership experience

Software development

Python

Django

Cloud (AWS)

Analytical skills

Fluent English

Teaching / mentoring

Analytical skills

English fluency

Formation

Bachelor's degree in Computer Science or related field

Outils

PostgreSQL

Elasticsearch

Git

Elasticsearch/OpenSearch

ChromaDB

Couchbase

Gensim

Torch

Transformers

spaCy

Autogen

AWS

Description du poste

2 weeks ago – Be among the first 25 applicants.

Iris.ai is a pioneering AI‑first company on a mission to transform how humans discover and apply knowledge. For over a decade, we’ve built intelligent systems that empower researchers, engineers, and product teams to work faster and more precisely with scientific and technical data.

Our product suite – Neuralith, Axion, and RSpace – supports end‑to‑end AI development, from data orchestration and retrieval to LLM evaluation and deployment. At the core of our work are Retrieval‑Augmented Generation (RAG) pipelines, LLM Evaluation Frameworks, and intelligent AI Agents that bring context‑awareness, accuracy, and task‑level reasoning to applied AI.

Backed by the European Innovation Council (EIC) and trusted by leading R&D teams across industries, we turn advanced AI research into real‑world tools that help organizations solve high‑impact problems.

Opportunity

We are looking for a Tech Lead to take a key role in guiding the development of our AI products and platform. This is a senior technical position combining deep engineering expertise with leadership. You will contribute hands‑on to our Python‑based AI stack while mentoring engineers, shaping architecture, and ensuring that ideas move rapidly from concept to production.

As Tech Lead you will lead a small, talented engineering team building advanced AI products, collaborate with product managers and researchers to align technical decisions with business goals, drive innovation, resolve blockers, and foster a culture of knowledge sharing. You will guide architectural decisions, maintain high technical standards, while coding side‑by‑side with the teammates.

Key Technologies

• Python & Django
• Relational databases (PostgreSQL)
• Non‑relational and vector databases (Elasticsearch / OpenSearch, ChromaDB, Couchbase)
• AI / ML / NLP libraries (Gensim, Torch, Transformers, spaCy, Autogen, etc.)
• Cloud (AWS)
• GenAI tools (Windsurf, Cursor, Amazon Q, Claude and other)
• Git & CI/CD

What You’ll Do

• Design, implement and deliver scalable AI‑driven software systems using Python.
• Drive innovation: research, test and adopt new technologies to enhance development productivity.
• Collaborate with cross‑functional teams to define, design, and ship new features.
• Participate in the full development cycle from specification to deployment.
• Provide technical guidance and mentorship to team members, ensuring code quality and best practices.
• Guide architectural decisions and ensure alignment with product strategy.
• Participate in hiring, onboarding and performance reviews of engineers.

What You Need

• 2+ years of leadership or team management experience (Tech Lead, Team Lead, Engineering Manager, etc.).
• At least 7 years of experience in software development.
• Minimum 3 years of professional Python experience.
• Solid experience in web backends (Django/Flask), REST APIs, databases, and cloud infrastructure.
• Familiarity with ML systems or motivation to learn in depth.
• Strong knowledge of architectural and software design patterns.
• Bachelor’s degree in Computer Science, Software Engineering or similar.
• Ability to teach and transfer knowledge to others.
• Proficient analytical and problem‑solving skills.
• Fluent English.

Any Of These Is An Advantage

• Masters degree in Computer Science or related field.
• Previous work with LLMs, NLP, or AI model evaluation.
• Experience contributing to or using RAG systems in production.
• Open‑source contributions, academic research, or mentoring.

Life At Iris Offers

Impact

• Build responsible AI that shapes the future of science and tech.
• Join a sharp, versatile team of ambitious builders.
• Thrive in a flat structure with no corporate hierarchy, where every voice matters.

Compensation

• Competitive salary with annual reviews.
• Stock options to share in our long‑term success.

Work Your Way

• 30 days annual paid vacation + bonus days.
• Flexible work hours.
• Flexible work location – You choose where to work from.
• Hybrid model or 100% remote work – You want it? – You have it!
• Regular team‑building activities and travels.
• Seasonal Working Camps (summer / winter).
• Personalized Work Equipment Allowance – choose your own Gear.

Grow With Us

• Learning & Development Allowance – we will sponsor you to join global conferences or take upskilling courses.
• Career Enhancement Plan.
• New technologies introduction & testing opportunities.
• Knowledge transfer, work buddies, pair coding, mentorship opportunities, weekly tech deep dives.
• Workshops, conferences, hackathons.
• Freedom to bring innovation and your ideas to life.

Wellbeing & Perks

• Free MultiSport card.
• Cool Sofia office in a central location.
• Private health insurance – premium package.
• Bi‑annual health checks.
• Charity and volunteer activities.