Senior Java Software Engineer

Flexton Inc., established in 2007, headquarter is in San Jose, CA with development centers in India at multiple locations. We are a leading professional services company offering a unique product mix that extends into Technology, Consulting, Digital & Operations. Flexton has been recognized multiple times by Inc. 5000 as the Fastest Growing Company.

Job Description:

We are hiring a senior engineer to join our team focused on migrating Java applications from an Oracle backend to MongoDB. You will work across backend application code, data pipelines, sandbox environments, and production deployments. The role demands strong debugging skills, hands-on database expertise, and the ability to move fast in a structured delivery environment.

Must-have skills

• 8+ years of experience in software or data engineering. Solid DSA and Systems design expertise.
• Strong Java development -Spring Boot, REST APIs, backend services
• Solid SQL skills -complex queries, joins, transactions, query optimization
• Hands-on experience with Oracle as a production database
• Working knowledge of MongoDB -document modelling, indexing, aggregation
• Experience debugging distributed systems and data pipeline failures
• Comfortable with CI/CD tools -Jenkins, GitHub Actions, or equivalent
• Experience managing or working across multiple sandbox environments

What you will be doing

• Migrate Java application logic from Oracle to MongoDB -rewriting queries, service layers, and data access code
• Debug and resolve failures across application, pipeline, and database layers
• Write and optimize SQL queries and translate them into MongoDB equivalents within the application

Regards, Rahul Shrivastava