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Posted Apr 24, 2026

[Remote] Database Engineering Intern – PostgreSQL & Microservices

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Note: The job is a remote job and is open to candidates in USA. Marketeq Talent is building a backend system designed to evolve from a modular monolith into a microservices architecture. The internship focuses on analyzing, documenting, and restructuring database architecture while providing hands-on experience in real-world system design and data architecture. Responsibilities • Analyze the existing database schemas used by the NestJS backend and Strapi CMS • Document table ownership by backend module (logical microservice boundaries) • Define and document which backend modules own which tables, which modules/services are allowed to read or write specific data, and future target databases for each logical domain • Help restructure tables within the existing databases to align with microservices architecture without breaking existing code • Assist in designing safe migration strategies, including: • Incremental migrations • Temporary compatibility layers (e.g., views or aliases where appropriate) • Rollback considerations • Build developer-facing database documentation, including: • Schema dictionaries • ER diagrams • Naming conventions • Data lifecycle and retention rules • Collaborate with backend engineers to map: • Tables → modules • Modules → future microservices • Help establish internal standards so future schema changes follow a clear, documented process Skills • Currently enrolled in or recently completed a Master's degree in Computer Science • Currently enrolled in or recently completed a Master's degree in Software Engineering • Currently enrolled in or recently completed a Master's degree in Data Engineering • Currently enrolled in or recently completed a Master's degree in Information Systems • Currently enrolled in or recently completed a Master's degree in a closely related technical field • Strong understanding of relational databases (PostgreSQL preferred) • Schema design • Relationships and normalization • Indexing and constraints • Solid SQL skills (writing, reading, and reasoning about queries) • Experience working with a backend framework (NestJS strongly preferred, Node.js acceptable) • Conceptual understanding of microservices architecture • Conceptual understanding of modular monoliths • Conceptual understanding of database ownership and service boundaries • Ability to read and understand an existing codebase to identify how data is accessed • Strong technical writing skills — you will be producing documentation developers actually rely on • Experience with Docker or containerized environments • Familiarity with Strapi or CMS-backed systems • Experience creating ER diagrams or schema documentation • Exposure to database migration tools (Prisma Migrate, TypeORM migrations, Flyway, Liquibase) • Prior work on systems with more than one database or schema Company Overview • It was founded in undefined, and is headquartered in , with a workforce of 51-200 employees. Its website is http://marketeqdigtial.com.
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