AI Lead Developer

The opportunity

At Valtech, you’ll find an environment designed for continuous learning, meaningful impact, and professional growth. Whether you're pioneering new digital solutions, challenging conventional thinking or building the next generation of customer experiences, your work will help transform industries.

We are proud of:

• The work we do and the innovation we drive
• Our values of share, care and dare
• A workplace culture that fosters creativity, diversity and autonomy
• Our borderless, global framework, which enables seamless collaboration

The role

As a AI Lead Developer, you are passionate about experience innovation and eager to push the boundaries of what’s possible. You bring 4+ years of experience, a growth mindset and a drive to make a lasting impact.

You will thrive in this role if you are:

• A curious problem solver who challenges the status quo
• A collaborator who values teamwork and knowledge-sharing
• Excited by the intersection of technology, creativity and data
• Experienced in Agile methodologies and consulting (a plus)

Role & Responsibilities

• 1. Strong experience in frontend development using ReactJS and Next.js
• Solid backend engineering skills in Python (FastAPI) with working knowledge of NodeJS or NestJS
• 2. Hands-on experience with AI and LLM-based systems, including embeddings, intelligent analysis, and private or offline AI setups
• 3. Experience with vector databases such as OpenSearch or Chroma for similarity search and RAG-based solutions
• 4. Practical exposure to model evaluation, response accuracy tuning, and hallucination reduction techniques
• 5. Strong understanding of data handling using PostgreSQL and object storage platforms such as Azure Blob Storage, Azure Data Lake, or MinIO for structured and unstructured data
• 6. Ability to analyze data, build KPIs, and derive actionable insights using SQL and Python
• 7. Familiarity with Git, CI/CD pipelines, security best practices, and enterprise-grade system design
• 8. Strong problem-solving mindset with the ability to translate complex technical solutions into measurable business value

Must Have

• 1. Experience with AI workflows such as RAG, agent-based systems, LLM-driven integrations, and scalable AI pipelines
• 2. Exposure to private or offline AI setups, including local LLM deployments
• 3. Strong backend experience using Python with FastAPI for building AI services and APIs
• 4. Frontend exposure using ReactJS / Next.js for AI-driven user interfaces
• 5. Good understanding of PostgreSQL and object storage platforms such as Azure Blob Storage, Azure Data Lake, or MinIO
• 6. Experience building KPIs, dashboards, and insights using SQL and Python
• 7. Background in Retail, Digital, or large-scale enterprise platform