Senior Software Engineer - Fullstack Java

Together we make breakthroughs possible.

At OCLC, we build technology with a purpose: to connect libraries and make knowledge accessible worldwide, because we believe that what is known must be shared.

Our teams work with complex global datasets, AI and machine learning, hybrid cloud solutions, and other technologies that connect people and organizations to the information they need.

We value the power of unique perspectives and experiences to unlock innovation.

At OCLC, your ideas matter, whether you have two years of experience or 20.

You'll learn, create, and problem-solve with technologists, product developers, librarians, researchers, marketing pros, and support teams around the world.

Why join OCLC?

OCLC is consistently recognized as a best place to work by several independent programs We recognize and reward people and results with a comprehensive Total Rewards package.

This means competitive compensation that reflects your unique contributions-performance, experience, and skills-along with exceptional benefits, including best-in-class health coverage, retirement plans with generous company contributions, and a commitment to your overall well-being.

* We know the best ideas don't always happen at a desk.

Take a walking meeting around our 100-acre campus or enjoy lunch on the patio.

We're committed to your success-both personally and professionally.

Hybrid work environment: For many roles, three days a week on-site, with occasional additional days based on business needs.

* Free use of our on-site fitness center, gym sports, group exercise classes, and game room * Onsite catering and cafeteria subsidized by OCLC * Health and wellness events * Work environments with individual and team spaces and the latest technology tools * Paid parental leave and adoption assistance * Tuition reimbursement and Public Service Loan Forgiveness eligibility * Company-subsidized pricing on local tickets and memberships Join us in transforming how people everywhere access information and be part of a mission-driven team that makes a global impact.

The Job Details are as follows: As part of our Application Development team, you'll work on mission-driven software that supports cataloging, metadata enrichment, and user access for thousands of libraries and institutions.

We're seeking a passionate and technically strong Senior Software Engineer who thrives on building user-focused, scalable, and maintainable applications using full-stack Java technologies, with bonus points for experience in C# or Python.

Responsibilities: * Design, develop, and maintain modern full-stack applications using Java, Spring Boot, RESTful APIs, and front-end frameworks (e.g., React) * Collaborate with product managers, UX designers, and fellow engineers to translate customer needs into technical features and experiences * Contribute to solution architecture, database design, and integration of third-party services * Lead by example in agile ceremonies, story refining, peer reviews, and mentoring * Write clean, testable code and ensure code quality through unit testing, integration testing, and static analysis * Optimize application performance, scalability, and security using modern patterns and tools * Participate in ongoing modernization efforts-refactoring legacy systems, adopting microservices, and contributing to cloud migration * Leverage and explore AI-assisted development tools (e.g., GitHub Copilot, Cursor, code generation, smart testing) and help assess their effectiveness * Troubleshoot and resolve complex production issues with a focus on root cause analysis and long-term solutions * Share knowledge through documentation, tech talks, and collaborative learning * Lead small teams and mentor junior engineers Qualifications: * Bachelor's degree in computer science or related discipline, or equivalent work experience.

* 5+ years of software engineering experience, with significant time spent in full-stack Java development * Solid experience with: * Java 11+ and Spring Boot * RESTful services and API-first design * Front-end development using React * Relational and NoSQL databases (e.g., PostgreSQL, MongoDB) * CI/CD pipelines and version control (Git) * Ability to lead and mentor teams.

* Knowledge of database systems.

* Experience with cloud platforms.

* Experience integrating AI tools, frameworks, and concepts into the software development process.

* Strong problem-solving and debugging skills * Excellent communication and collaboration skills * Proven ability to deliver high-quality, production-ready code in an agile environment Preferred Qualifications * Experience with C#/.NET or Python in enterprise environments * Exposure to cloud platforms (AWS, Azure, or GCP) * Familiarity with containerization (Docker, Kubernetes) and infrastructure as code * Experience integrating AI/ML models or services into production applications * Understanding of secure coding practices and accessibility standards * Interest in mentoring junior developers or contributing to cross-team initiatives Working Conditions: Normal office environment.

Hybrid position requires three days in the office.

ADA/EAA: The above statements cover what are generally believed to be the principal and essential functions of this job.

Specific circumstances may allow or require some people assigned to the job to perform a somewhat different combination of duties.