Tech Lead, Java

Stefanini Brasil

Tech Lead Java responsible for defining architectural strategies and leading modernization initiatives at Stefanini. Collaborating to drive positive impact in business and employee lives.

Posted 6/28/2026full-timeRemote • BrasilSeniorWebsite

Tech Stack

Tools & technologies

AWSJavaKafkaPostgresTerraform

About the role

Key responsibilities & impact

Define and communicate the platform architecture strategy and technical roadmap
Design distributed architectures based on microservices, event-driven patterns, and Kafka
Establish integration standards, API contracts, security, and observability
Guide decisions on data modeling, PostgreSQL, and legacy system migrations
Lead incremental modernization initiatives with coexistence and decommissioning criteria
Serve as a point of reference for critical financial-sector flows, ensuring traceability and compliance
Conduct architecture reviews, write ADRs, and evaluate technical trade-offs
Support investigations of critical incidents and continuous resilience improvements
Mentor tech leads and developers to raise the team's technical maturity
Align technical evolution with the client's business, compliance, and operations

Requirements

What you’ll need

Proven experience in software architecture and distributed systems
Deep expertise in Java and the microservices ecosystem (Micronaut is a plus)
Advanced experience with Kafka and production event-driven patterns
Strong knowledge of PostgreSQL and data evolution and performance strategies
Experience with AWS (RDS, MSK, API Gateway, CloudFormation/Terraform)
Ability to design solutions with security, observability, and resilience in mind
Experience migrating legacy systems to modern architectures
Track record of technical leadership on complex projects with incremental deliveries and low operational risk
Ability to communicate effectively with technical and business stakeholders
Nice to have:
Experience in the financial or banking sector
Familiarity with Feature Flags, DataDog, OpenTelemetry, or similar tools
Knowledge of DDD, Event Sourcing, or CQRS
Experience orchestrating complex business processes and flows
Experience in large-scale digital transformation programs
Experience acting as an architect in consulting projects or multidisciplinary squads

Benefits

Comp & perks

Meal allowance or food voucher
Discounts on courses, universities, and language institutions
Stefanini Academy — platform with free, up-to-date online courses with certification
Mentoring
Benefits club for medical consultations and exams
Health insurance
Dental insurance
Benefits club and discounts at top establishments
Travel club
Pet care agreement

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

Software ArchitectureDistributed SystemsMicroservicesJavaKafkaPostgreSQLLegacy System MigrationData ModelingEvent SourcingCQRS

Soft Skills

Technical LeadershipEffective CommunicationMentoring