Hybrid Senior Developer, COBOL

at Minsait

• Job title: Senior Developer, COBOL
• Job type: Full Time
• Experience level: Senior
• Salary: Not specified
• Degree requirement: Bachelor's Degree
• Tech skills: Kafka
• Location requirements: Hybrid, Sao Paulo, Brazil

About the role

• Senior Cobol Developer responsible for developing and maintaining data systems and integrations. Collaborating on critical environments and enhancing data infrastructure at Minsait.

Responsibilities

• Develop and maintain data capture and ingestion services integrated with the COBOL environment.
• Work on data persistence in a historical receipts/vouchers database.
• Develop queries, routines, and processes for generating receipts/vouchers.
• Model, structure, and maintain databases according to business needs.
• Define and implement communication contracts between legacy systems and new interfaces.
• Participate in integrations with messaging tools, such as Kafka (when applicable).
• Ensure the stability, security, and performance of developed solutions.
• Analyze and resolve incidents in critical environments.

Requirements

• Solid experience in COBOL development.
• Proven experience in legacy systems integration.
• Knowledge of messaging tools (Kafka is considered a plus).
• Experience with data modeling and building queries for databases.
• Prior work in critical environments, preferably in the financial sector.
• Minimum of 5 years of experience in this role or related areas.
• Strong logical reasoning and systems thinking.
• Organized and detail-oriented.
• Good communication skills for interaction with technical teams and business areas.
• Proactive in problem resolution.
• Sense of responsibility and commitment to meeting deliverables.

Benefits

• Company-subsidized Health Plan for the employee.
• Option to include dependents in the Health Plan with payroll deduction.
• Dental Assistance (optional).
• Option to include dependents in Dental Assistance with payroll deduction.
• Meal Voucher or Food Voucher.
• Transportation Voucher (optional).
• Impact & Care — Personal Guidance Program offering confidential emotional support and counseling in psychological, legal, financial, social, and pet-related areas at no cost for the employee and legal dependents.
• Gympass - Wellhub (Access to more than 700 gyms across Brazil with plans starting at R$ 29.90, deducted via payroll).
• Option to include dependents in Gympass - Wellhub (up to 3 dependents — paid via credit card).
• Access to Udemy through our intranet.
• Partnerships with major consumer brands.
• Agreement with SESC for employee and dependents.
• Discount agreements with educational institutions (undergraduate and graduate) and language schools/certification bodies.
• Group life insurance.