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Posted 8 months ago
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About the CompanyMactores is a trusted leader among businesses in providing modern data platform solutions. Since 2008, Mactores have been enabling businesses to accelerate their value through automation by providing End-to-End Data Solutions that are automated, agile, and secure. We collaborate with customers to strategize, navigate, and accelerate an ideal path forward with a digital transformation via assessments, migration, or modernization. We are looking for a Software Engineer with proficiency in Java, Spring, and Hibernate to participate in the migration project from Oracle to PostgreSQL. The ideal candidate should possess a robust understanding of Java, Spring, and Hibernate, with hands-on experience in developing large-scale Java web applications.What you will do?Analyze and remediate large enterprise Java codebases to replace legacy or database-specific SQL constructs with modern, standards-compliant SQL.Convert embedded SQL within Java services and MyBatis XML mappers, including rewriting constructs such as vendor-specific functions, sequences, pagination logic, dynamic SQL, and error-handling patterns.Collaborate closely with schema and database migration engineers to ensure application-layer SQL aligns with the modernized target schema.Refactor Java transaction logic, error-handling, drivers, and ORM/DAO layers to support the behavior of modern databases.Participate in unit, integration, and performance testing to confirm functional parity and ensure applications meet performance SLAs post-modernization.Support application cutover activities for production environments, including validation, monitoring setup, rollback planning, and stabilization.Produce engineering documentation: SQL remediation guides, code-migration runbooks, troubleshooting guides, and knowledge-transfer material for customer teams.Work across distributed teams (US & India) and collaborate with customer SMEs to ensure business logic alignment and successful modernization outcomes.What are we looking for?Bachelor’s degree in Computer Science, Engineering, or related field.3+ years of professional Java development experience (Spring, JDBC, MyBatis/Hibernate or equivalent).Experience with application modernization, database migrations, or large-scale refactoring initiatives.Strong SQL expertise and the ability to analyze, interpret, optimize, and rewrite complex SQL used within Java applications.Deep understanding of JDBC, ORMs, Java transaction patterns, and database-driven application flows.Experience working on enterprise-grade, high-performance applications with complex data interactions.Strong communication skills and ability to work with global distributed teams in US time-zones.You will be preferred ifExperience with PostgreSQL, Aurora PostgreSQL, or modernization from legacy databases such as Oracle, SQL Server, or DB2.Exposure to automated code-refactoring tools or GenAI-assisted remediation workflows.Familiarity with CI/CD environments, performance testing tools, and observability stacks.Consulting or professional services experience delivering fixed-timeline modernization projects.Life at MactoresWe care about creating a culture that makes a real difference in the lives of every Mactorian. Our 10 Core Leadership Principles that honor Decision-making, Leadership, Collaboration, and Curiosity drive how we work.1. Be one step ahead2. Deliver the best3. Be bold4. Pay attention to the detail5. Enjoy the challenge6. Be curious and take action7. Take leadership8. Own it9. Deliver value10. Be collaborativeWe would like you to read more details about the work culture on https://mactores.com/careersThe Path to Joining the Mactores TeamAt Mactores, our recruitment process is structured around three distinct stages:Pre-Employment Assessment: You will be invited to participate in a series of pre-employment evaluations to assess your technical proficiency and suitability for the role.Managerial Interview: The hiring manager will engage with you in multiple discussions, lasting anywhere from 30 minutes to an hour, to assess your technical skills, hands-on experience, leadership potential, and communication abilities.HR Discussion: During this 30-minute session, you'll have the opportunity to discuss the offer and next steps with a member of the HR team.At Mactores, we are committed to providing equal opportunities in all of our employment practices, and we do not discriminate based on race, religion, gender, national origin, age, disability, marital status, military status, genetic information, or any other category protected by federal, state, and local laws. This policy extends to all aspects of the employment relationship, including recruitment, compensation, promotions, transfers, disciplinary action, layoff, training, and social and recreational programs. All employment decisions will be made in compliance with these principles.Note: Please answer as many questions as possible with this application to accelerate the hiring process.
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