Developer (Neo4j / Graph DB)

Description

Job Summary: We are looking for a graph database expert to join a new project, responsible for the graph data layer and with autonomy to advise and implement solutions. Key Highlights: 1. Transform relational data into knowledge graphs 2. Autonomy to design architecture and implement solutions 3. Focus on graph schema performance and scalability GM Flow is a small-to-midsize process automation consultancy in Portugal (gmflow.pt), and we are now launching a new project with a major client. We are seeking a graph database expert to join this project, which is already in the development phase. If you know how to transform relational data into knowledge graphs and have experience with Neo4j, we want to talk to you. You will be responsible for the graph data layer, with autonomy to advise the team, design the architecture, and implement the solution. Initially, you will work directly with the client in consulting sessions (approximately 3 hours/day for 5 days), requiring physical presence (we can cover accommodation and travel expenses). Afterwards, there follows an implementation phase of approximately 150 hours over one month (~8 hours/day). On a day-to-day basis, you will design the graph schema (nodes, relationships, and properties) with focus on performance and scalability, implement Neo4j, and support technical decisions. You will also work with data sourced from PostgreSQL (fed by web scraping), ensuring the structure aligns with the model. You may also intervene in the data extraction process, providing technical feedback and adjusting the process as needed. We seek someone capable of translating business problems into efficient graph models, with autonomy, a consulting mindset, and critical thinking. Compensation ranges between €15 and €50 per hour, depending on experience. If everything goes well, there is a strong possibility of continuing with us after the project. We pay €150 per referral if you recommend someone who is hired. We need someone yesterday. If you know someone with this profile (or if it's you), please message us at +351 965 074 892 (WhatsApp or call). **Original job posting available at:** https://www.itjobs.pt/oferta/512476/developer\-neo4j\-graph\-db