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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Database Developer - **Company:** Adaptive Protocols, Inc. - **Location:** Kirkland, WA, United States - **Experience:** Expert - **Salary:** $100,000.0 - $145,000.0 - **Contract:** Permanent contract - **Skills:** Java (Programming Language), C Sharp (Programming Language), Databases, Data Systems, Database Development, PostgreSQL, Microsoft SQL Server, Query Optimization, Software Systems, SQL Stored Procedures, Enterprise Data Management, Multithreading, Freeform SQL, Enterprise Software Applications, Database Optimization, Database Performance, Indexer, Database Migration, Information Technology, Programming Languages - **Published:** May 28, 2026 - **Apply:** https://adaptiva.com/jobs/senior-database-developer ## About the Role Adaptiva is seeking a highly skilled and motivated Senior PostgreSQL Developer to join our growing engineering organization. Based in our Kirkland, Washington office, this full-time role offers the opportunity to lead the design, development, and optimization of mission-critical PostgreSQL solutions powering innovative enterprise products used by global organizations. As a senior member of the development team, you will play a key role in architecting scalable database systems, driving database modernization initiatives, and optimizing performance for large-scale applications. This is an exciting opportunity for someone who enjoys solving complex data challenges, influencing technical direction, and building robust systems that support high-growth products., * Bachelor's or Master's degree in Computer Science, Engineering, or a related technical discipline. * 5+ years of hands-on experience developing and supporting PostgreSQL databases in production environments. * Strong expertise in complex SQL development, schema design, indexing, query optimization, and historical data modeling. * Proven experience diagnosing and improving database performance in large-scale or high-growth systems. * Experience leading or supporting database migration projects, particularly from Microsoft SQL Server to PostgreSQL. * Familiarity with at least one modern programming language such as Java or C#. * Strong analytical, problem-solving, and troubleshooting skills. * Ability to work independently while collaborating effectively within a highly technical engineering team. ## Description * Design and develop high-performance, scalable, multi-threaded software systems. * Design, develop, and maintain high-performance PostgreSQL database solutions for enterprise-scale applications. * Build and optimize PostgreSQL stored procedures, functions, indexing strategies, and query execution plans. * Lead database migration initiatives from Microsoft SQL Server to PostgreSQL, ensuring reliability, scalability, and minimal disruption. * Translate business and reporting requirements into efficient, scalable, and maintainable database architectures. * Analyze, troubleshoot, and optimize complex SQL queries to improve database performance and system scalability. * Design robust, future-ready schemas and historical data models that support evolving product and business needs. * Take ownership of database development initiatives across new product development and enhancements to existing platforms. * Collaborate closely with software engineers, architects, and cross-functional teams to deliver high-quality data solutions and technical excellence. * Contribute to database architecture strategy, best practices, and long-term platform scalability. ## Related Videos - [Optimizing Discovery: PostgreSQL's Role in Transforming GetYourGuide's Search](https://www.wearedevelopers.com/videos/1647-optimizing-discovery-postgresql-s-role-in-transforming-getyourguide-s-search) - [Kubernetes and Microservices with Multi-Model Databases](https://www.wearedevelopers.com/videos/382-kubernetes-and-microservices-with-multi-model-databases) - [Discover the open source trio you didn’t expect: .NET and PostgreSQL on Linux](https://www.wearedevelopers.com/videos/2042-discover-the-open-source-trio-you-didn-t-expect-net-and-postgresql-on-linux) - [Tracking vehicles at scale](https://www.wearedevelopers.com/videos/1999-tracking-vehicles-at-scale) - [Fault Tolerance and Consistency at Scale: Harnessing the Power of Distributed SQL Databases](https://www.wearedevelopers.com/videos/1146-fault-tolerance-and-consistency-at-scale-harnessing-the-power-of-distributed-sql-databases) - [Branch your database like your code: How schema changes and pull requests go hand in hand](https://www.wearedevelopers.com/videos/350-branch-your-database-like-your-code-how-schema-changes-and-pull-requests-go-hand-in-hand) ## Related Articles - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [Making Data Warehouses Fast: A Developer’s Story](https://www.wearedevelopers.com/magazine/107-making-data-warehouses-fast-a-developer-s-story) - [Dev Digest 168: Hacking Postgres, Blocking Meta and Fixing CSS](https://www.wearedevelopers.com/magazine/588-dev-digest-168-hacking-postgres-blocking-meta-and-fixing-css) - [Where To Find Software Engineering Jobs](https://www.wearedevelopers.com/magazine/396-where-to-find-software-engineering-jobs) - [Résumé-Driven Development: How IT trends affect the job market for software developers](https://www.wearedevelopers.com/magazine/59-resume-driven-development-how-it-trends-affect-the-job-market-for-software-developers) - [What’s the Difference between a Junior, Mid, and Senior Developer?](https://www.wearedevelopers.com/magazine/238-what-s-the-difference-between-a-junior-mid-and-senior-developer)