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CI&T

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Senior Golang Developer

Backend EngineerSoftware EngineerFull TimeRemoteSeniorTeam 5,001-10,000Since 1995H1B No SponsorCompany SiteLinkedIn

Location

Brazil

Posted

161 days ago

Salary

0

Seniority

Senior

Job Description

Senior Golang Developer

CI&T

• Design scalable and resilient services • Anticipate performance and architectural issues • Reduce technical debt • Raise the technical level of the team • Serve as a technical reference for backend • Have a direct impact on the platform's stability and evolution • Actively participate in architectural decisions • Communicate clearly with technical and non-technical teams • Mentor junior and mid-level developers

Job Requirements

  • Strong experience in backend development with Golang (primary stack)
  • Deep understanding of concurrency (goroutines, channels, context)
  • Experience building high-performance REST APIs
  • Experience designing resilient and scalable services
  • Performance & High Scale: Experience with high-throughput systems (thousands/millions of requests); latency and throughput optimization; advanced caching strategies (distributed Redis); rate limiting, circuit breakers, backpressure control, and application profiling and tuning.
  • Databases: Performance- and scalability-oriented data modeling; experience with relational databases (PostgreSQL/MySQL) and NoSQL databases (MongoDB or similar).
  • Distributed Systems: Hands-on experience with microservices in production and a deep understanding of consistency, fault tolerance, observability, monitoring, and distributed tracing; experience with Docker; Kubernetes experience and familiarity with cloud environments (AWS, GCP, or Azure).
  • Security: Designing scalable authentication and authorization; OAuth2, JWT; protection against common attacks (rate limiting, brute force, etc.)

Benefits

  • Health and dental insurance
  • Meal and food allowance
  • Childcare assistance
  • Extended parental leave
  • Partnerships with gyms and health & wellness professionals via Wellhub (Gympass) TotalPass
  • Profit-sharing program (PLR)
  • Life insurance
  • Continuous learning platform (CI&T University)
  • Employee discounts club
  • Free online platform dedicated to physical and mental health and well-being
  • Courses on pregnancy and responsible parenting
  • Partnerships with online course platforms
  • Language learning platform
  • And many more

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