ELEKS Software Engineering and Development Office is looking for a Senior Database Developer (PostgreSQL) in Ukraine.   ABOUT PROJECT  Our client is the East Europe Foundation. This is a strategic partnership aimed at the digital transformation of excise processes in Ukraine. The project involves building a Data Warehouse (DWH) for a reporting system. REQUIREMENTS 5+ years of experience as a Data Engineer working with relational databases 3+ years of hands-on experience with PostgreSQL in production, high-load environments 1+ years of experience with Citus (or similar distributed SQL databases) — strongly preferred Proven track record of designing and operating data pipelines processing large volumes of data Experience owning end-to-end data architecture decisions, not just implementation RESPONSIBILITIES Design, develop, and maintain reliable software in line with technical requirements, focusing on performance and availability Analyze requirements, review designs, and estimate user stories following project methodology (Agile, Waterfall, etc) Proactively propose code refactoring and optimization improvements according to the best software development practices and coding standards Help maintain and improve high-quality standards within the developer community by sharing knowledge, conducting tech talks, and participating in the internal promotion verification process Stay up-to-date with modern technology and obtain professional certifications Support less experienced developers by providing training, distributing, and monitoring tasks ABOUT ELEKS ELEKS is a custom software development company. We deliver value to our clients, thanks to our expertise and experience gained from working as a software innovation partner since 1991. Our 2000+ professionals located in the Delivery Centers across Eastern Europe and sales offices in Europe and North America, provide our clients with a full range of software engineering services. These include product development, QA, R&D, design, technology consulting and dedicated teams.