Keeggo
Keeggo
501 – 1,000 Employees
ConsultingHealthcareInsurance
Keeggo is a Brazilian digital performance and engineering firm founded in 1993 that helps enterprises improve digital products and technology operations. Its work spans quality engineering, performance testing, test automation, penetration testing, application security, observability, monitoring, FinOps, cloud migration, and CI/CD optimization. Keeggo also provides mixed squad partnerships for software development, discovery, and product modernization, supporting large organizations across sectors including banking, education, insurance, consulting, and healthcare.

Senior Mainframe COBOL Development Analyst – Keeggo, São Paulo Hybrid

Senior COBOL developer responsible for scalable, high-performance mainframe solutions at Keeggo. The role covers architecture, integrations, code quality, and the continued improvement of legacy systems.

Description

  • Design and build scalable, high-performance back-end solutions
  • Define system architecture and guide technology selection
  • Develop and optimize integrations with databases and other services
  • Maintain code quality through reviews, testing, and established development practices
  • Work closely with front-end, DevOps, and product teams
  • Mentor developers and provide technical leadership to the team

Requirements

  • Demonstrated COBOL experience supporting mission-critical systems
  • Strong practical experience with CICS and DB2
  • Proficiency with relational SQL and non-relational NoSQL databases
  • Experience designing, structuring, and running unit and integration tests
  • Experience using Git for version control and working with mature CI/CD practices
  • Working knowledge of DevOps, particularly automation, integration, and continuous improvement
  • Strong understanding of microservices architecture and software design patterns
  • Ability to assess legacy systems and recommend technical or architectural improvements
  • Hands-on experience with Agile practices, including Scrum or Kanban
  • Experience working with Jira and Confluence
  • Ability to collaborate closely with business, product, and technology stakeholders
  • Ability to serve as a technical resource for developers and encourage sound engineering practices
  • Strong analytical reasoning and systems-thinking skills
  • Proactive mindset focused on durable, scalable, and resilient solutions
  • Highly organized, autonomous, and accountable approach to work
  • Clear communication skills and the ability to work across teams and departments

Benefits

  • Meal allowance card
  • Comprehensive medical and dental insurance
  • Wellhub membership providing access to gyms, studios, and physical activities
  • Childcare assistance
  • Extended parental leave
  • Home office allowance
  • Birthday gift card
  • Transportation allowance
  • Partnerships with Google, Microsoft, BSTQ, Amazon, and other providers for certification programs

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