Lead technical architecture and design decisions for critical products
Guide development teams in engineering practices, quality, and continuous delivery
Mentor engineers, promoting technical growth and best practices
Coordinate deliveries with product, QA, and operations stakeholders
Ensure observability, security, and performance of applications in production
Promote test automation, CI/CD, and continuous process improvement
Contribute to the technical roadmap and platform evolution

Strong expertise in modern software architecture (microservices, REST/GraphQL APIs, and integration patterns)
Hands-on experience with public cloud platforms (AWS, Azure, or GCP) and DevOps tools (CI/CD, containers, orchestration)
Deep knowledge of quality engineering: automated testing, observability, and monitoring
Proven track record in technical leadership and communication with cross-functional teams
Solid understanding of application security and data protection (security principles applied to development)
Familiarity with payment products or fintech ecosystems (preferred)
Experience with SQL and NoSQL databases and data scalability strategies (preferred)
Cloud or architecture certifications (e.g., AWS/Azure/GCP) (preferred)
Experience with Site Reliability Engineering (SRE) practices (preferred)
Fluency in technical English for communication with teams and global documentation (preferred)

Meal or food allowance (no payroll deduction)
Transportation allowance / Mobilidade Flash card
Medical insurance with no co-payment for the employee
Dental care
Life insurance
Private pension
Childcare assistance
Bonus / Profit-sharing (PLR)
TotalPass
Birthday day off
Partnerships with various educational institutions
Internal program to recognize and reward employees’ contributions and achievements aligned with Fiserv values (points can be redeemed for rewards)
Well-being program with activities focused on employees’ mental, physical, and financial health

Tech Lead

Key skills