Senior Backend Developer

Giro.Tech

. Work across credit origination and credit product initiatives .

Posted 11/7/2026contractRemote • BrazilSenior💰 R$8,972 per monthWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in building and maintaining high-performance microservices and transactional systems, with a strong focus on code quality, production support, and technical leadership. Proficient in integrating with third-party systems and managing production incidents effectively.

Highest-signal resume keywords

Java DevelopmentSpring FrameworkAWS Production ExperienceMicroservices ArchitectureCode Review Expertise

ATS Keywords

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Hard Skills

Transactional SystemsRelational DatabasesClean Code PrinciplesDesign PatternsTest-Driven DevelopmentIdempotencyEventual ConsistencyMessaging SystemsAI-Assisted DevelopmentPython

Soft Skills

Technical LeadershipProblem-SolvingCollaborationMentoring

Tools & Technologies

SQSSNSKafkaTerraformCI/CD Pipelines

Industry Keywords

Credit OriginationPayment MethodsRegulatory RequirementsCentral Bank of BrazilLGPD

Tech Stack

Tools & technologies

AWSJavaKafkaPythonSpringTerraform

About the role

Key responsibilities & impact

Work across credit origination and credit product initiatives
Build platforms that originate and process credit transactions for major partners
Technically lead initiatives spanning multiple services, from solution design through production monitoring
Design critical integrations with traceability, idempotency, and reconciliation
Maintain the team’s code review capabilities, treating code review as a deliverable
Deliberately address technical debt by identifying costs and proposing remediation plans
Turn incidents into structural fixes
Raise developers’ skill levels through pairing, reviews, and clearly explained decisions
Build high-performance, consistent, and secure microservices and origination components
Provide production support by monitoring operations and taking ownership of urgent diagnosis and remediation cases

Requirements

What you’ll need

Proven experience with Java and Spring supporting transactional systems in production
Service architecture: responsibility boundaries, synchronous and asynchronous communication, eventual consistency, and idempotency
Integrations with unstable third-party systems, including retries, reconciliation, and audit trails
Messaging with delivery guarantees (SQS, SNS, Kafka, or equivalent)
Production experience with AWS, including an understanding of costs, service limits, and failure modes
In-depth knowledge of relational databases: modeling, indexing, transactions, and zero-downtime migrations
Hands-on code review experience
English proficiency for technical reading and vendor interaction
Extensive software development experience, including work with mission-critical transactional systems
Practical mastery of Clean Code, SOLID, Design Patterns, and Clean Architecture, with a testing and TDD culture
Design and operation of small, independent microservices with versioned OpenAPI contracts
Ability to quickly and methodically diagnose and resolve critical production incidents
AI-assisted development, with proficiency in Cursor, Gemini, Claude Code, skills, commands, workflows, agent teams, and agent harnesses
Preferred: experience with credit, payroll-deducted loans, FGTS, payment methods, or capital markets
Preferred: Terraform and CI/CD pipelines
Preferred: experience defining observability strategies
Preferred: experience serving as a technical reference for a small team, without a management title
Preferred: experience with regulatory requirements (Central Bank of Brazil, LGPD, and audits)
Preferred: Python for internal tooling

Benefits

Comp & perks

Caju meal and food allowance: BRL 2,040.00
Comprehensive Wellness: BRL 400.00 exclusively for physical and mental health (Keiken platform), plus access to the Wellhub platform
Health plan: up to BRL 850.00 reimbursement for a personal health plan, medical tests, or consultations
Financial assistance for specialization courses related to your area of work
15 business days of paid time off per year
One week of year-end break during either the Christmas or New Year’s week
Additional year-end compensation
Remote-first: work from wherever you choose
No dress code
Day off: one day off during your birthday month
Semi-flexible working hours