BACK-END SOFTWARE ENGINEER (C AND SQL)

ABOUT THE COMPANY

LITIT, a joint venture between NTT DATA and Reiz Tech, is a company with deep-rooted industry know-how, dedicated to innovation within the IT sector. Its primary focus is delivering high-quality solutions in the DACH region. With a commitment to excellence, LITIT combines the best of German precision, Japanese work ethics, and Lithuanian talent to provide unparalleled IT service and support to its clients.

ABOUT THE CLIENT

One of Germany’s largest insurance groups, serving both private and corporate customers across a broad range of insurance products and financial services. With a strong focus on reliability, innovation, and long-term partnerships, the organization plays a key role in supporting the financial security of millions. Their technology landscape is continuously evolving, and they invest heavily in modernization projects aimed at improving performance, scalability, and maintainability of their core systems.

ABOUT THE ROLE

We are looking for a Backend Software Engineer with a strong background in C programming and SQL. You will be responsible for adapting Oracle C Embedded SQL codebases to function within a PostgreSQL C Embedded SQL environment. This role requires practical knowledge of SQL dialects and the ability to work with both legacy and modern database systems.

RESPONSIBILITIES

• Adapt and maintain Oracle C Embedded SQL sources to run in a PostgreSQL C Embedded SQL environment

• Collaborate with cross-functional teams to ensure smooth migration and consistent functionality

• Write clean, maintainable, and testable C code for backend systems

• Troubleshoot and resolve issues related to SQL dialects, performance, and integration

• Contribute to documentation and share knowledge with team members

• Participate in technical discussions and reviews to improve code quality and maintainability

REQUIREMENTS

• 2–4 years of experience in backend development using C

• Solid knowledge of SQL and experience with SQL dialects (minimum rating: 3/5)

• Experience working with embedded SQL in C

• Familiarity with relational databases (e.g., Oracle, PostgreSQL)

• Ability to analyze and refactor legacy code

• Strong debugging and problem-solving skills

• Good communication skills in English (verbal and written)

• Ability to work independently and in a collaborative team environment

Nice to have:

• Experience with PL/SQL

• Hands-on experience with PostgreSQL

• Exposure to migration or modernization projects involving legacy systems

• Familiarity with Agile/Scrum development practices
  

WHAT WE OFFER

• Learning opportunities with compensated certificates, learning lunches, and language lessons.

• Chance to switch projects after one year.

• Team building twice a year.

• Office in Vilnius, Lithuania that offers themed lunches and a pet-friendly environment.

• Remote work opportunities.

• Flexible time off depending on a project.

• Seasonal activities with colleagues.

• Additional health insurance and loyalty days for Lithuanian residents.

• Referral bonuses.

• Recognition of important occasions of your life.