Develop and maintain high-performance Java backend applications, design and document REST APIs, and optimize SQL queries for data integrity and performance at scale. Collaborate through Git and GitHub workflows and help modernize and scale the system architecture.
We're looking for a Senior Software Engineer to join our engineering team building cross-channel management tools that turn massive, complex data streams into impactful actions across paid search, social, and retail media.
In this role, you'll play a key part in designing, developing, and maintaining high-performance Java applications. You'll architect scalable RESTful APIs, optimize complex database queries for high-throughput data, and help drive our technical evolution as we scale our systems.
What You'll Do
Core Engineering: Write robust, efficient, and scalable backend code primarily in Java.
API Architecture: Design, develop, document, and consume robust REST APIs for seamless integration with internal microservices, frontend apps, and external partners.
Database Optimization: Write and optimize complex SQL queries using major relational database management systems (e.g., MySQL) to ensure high data integrity and performance at scale.
Collaboration & Workflow: Manage version control using Git and GitHub, focusing on clean code history, clear branching/merging practices, and collaborative code reviews.
System Evolution: Contribute to modernizing our architecture, helping transition and scale services for peak performance.
What We're Looking For
Java Expertise: 5+ years of professional software development experience, with dedicated, hands-on expertise developing and maintaining enterprise Java applications.
Databases: Strong proficiency in SQL and relational database design using a major RDBMS like MySQL.
API Development: Proven, professional experience in building and consuming RESTful web services.
Version Control: Solid, practical understanding of Git and GitHub workflows (branching strategies, merging, resolving conflicts).
Education: Bachelor’s degree in Computer Science, Software Engineering, or a related technical field.
Nice-to-Haves
Hands-on experience deploying, managing, or monitoring applications on cloud platforms such as GCP.
Hands-on experience with modern data stacks, particularly BigQuery and dbt.
Experience transitioning legacy Java/Tomcat/MySQL tech stacks to modern cloud-native setups.
Familiarity with modern AI productivity and coding tools (e.g., Claude, Gemini) to accelerate development workflows.
BarkleyOKRP’s Commitment to Diversity, Equity, Inclusion + Belonging
At BarkleyOKRP, DEI+B drives work that matters. We believe people and creativity are made of the same substance, and when every perspective is valued, the impact is stronger. We build belonging as a business strategy, power inclusive creativity that delivers measurable results, and hold ourselves accountable as a B Corp committed to progress over performative intent. When people are valued, the work carries greater impact.
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