This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Especialista Full Stack (Java e React) based in Brazil. This role offers the opportunity to serve as a key technical reference on a strategic digital payments project. You will help shape the architecture connecting digital channels, tokenization services, and digital wallets. The position combines hands-on full stack development with architecture, security, and complex integrations. You will work across both backend and frontend environments, ensuring technical consistency across different solution areas. The role operates in a high-scale, highly governed environment where security, reliability, and sustainability are critical. You will influence technical decisions, establish standards, and support the team in delivering robust solutions aligned with business needs. It is an opportunity to contribute to sophisticated payment technologies while working in a collaborative and innovation-focused environment. This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Especialista Full Stack (Java e React) based in Brazil. This role offers the opportunity to serve as a key technical reference on a strategic digital payments project. You will help shape the architecture connecting digital channels, tokenization services, and digital wallets. The position combines hands-on full stack development with architecture, security, and complex integrations. You will work across both backend and frontend environments, ensuring technical consistency across different solution areas. The role operates in a high-scale, highly governed environment where security, reliability, and sustainability are critical. You will influence technical decisions, establish standards, and support the team in delivering robust solutions aligned with business needs. It is an opportunity to contribute to sophisticated payment technologies while working in a collaborative and innovation-focused environment. Accountabilities: - Act as the technical reference for the project, providing guidance on architecture, development practices, and key technical decisions across the solution. - Design the architecture for integrations with digital wallets and the tokenization pipeline with MDES, ensuring secure, scalable, and maintainable solutions. - Work across backend and frontend development, maintaining technical coherence between digital channels and new integrations. - Define and maintain technical standards, contribute to code reviews, and support the team in resolving complex engineering challenges. - Develop and maintain technical documentation, including architecture diagrams, Architecture Decision Records (ADRs), and detailed integration specifications. - Collaborate across different technical workstreams to ensure integrations, security requirements, and architectural decisions remain aligned throughout the project. - Contribute to CI/CD practices and the evolution of solutions within highly governed cloud or on-premise environments. Requirements - Solid professional experience with Java and Spring Boot in microservices architectures, including solution design and API contract definition. - Strong experience with web frontend development using React, Angular, or a similar framework, including embedded journeys running through WebView within native applications. - Advanced knowledge of integration security, including mTLS, JWE/JWS payload encryption, and the management of keys and digital certificates. - Proven ability to produce high-quality technical documentation, such as architecture diagrams, ADRs, and integration specifications. - Experience acting as a technical reference for engineering teams, participating in code reviews, defining development standards, and guiding technical decisions. - Experience with corporate CI/CD pipelines and cloud or on-premise environments operating under high levels of governance. - Experience with MDES, VTS, or other card-network tokenization services is a strong advantage. - Knowledge of end-to-end digital wallet provisioning flows, including Apple Pay, Google Pay, and Samsung Pay, from the application layer through to the issuer. - Previous experience working with card processors, card issuers, or the broader payments ecosystem is desirable. - Experience in banks or other regulated financial institutions is considered a plus. Benefits - CLT employment with a 40-hour workweek and flexible working hours. - Fully remote work arrangement. - SulAmérica health and dental insurance, including coverage for dependents. - Flexible Caju food and meal allowance. - Life insurance. - Home-office allowance through Caju. - Wellhub (Gympass) and TotalPass. - Sesc benefits extended to dependents, with access to services throughout Brazil. - Corporate learning platform with access to more than 20,000 personal and professional development courses. - Language Academy for professional language development. - Internal knowledge-sharing initiatives, talks, and technical chapters focused on practices, projects, and peer learning. - Pet health insurance through Guapeco. - Onhappy travel benefit for leisure trips. - BYOD program with the option to receive a monthly payment for using your personal laptop, while company equipment is also available. - Birthday cake benefit. - Employee referral rewards through a networking and referral program. How Jobgether works: We use an AI-powered matching process to ensure your application is reviewed quickly, objectively, and fairly against the role's core requirements. Our system identifies the top-fitting candidates, and this shortlist is then shared directly with the hiring company. The final decision and next steps (interviews, assessments) are managed by their internal team. We appreciate your interest and wish you the best! Why Apply Through Jobgether? Data Privacy Notice: By submitting your application, you acknowledge that Jobgether will process your personal data to evaluate your candidacy and share relevant information with the hiring employer. This processing is based on legitimate interest and pre-contractual measures under applicable data protection laws (including GDPR). You may exercise your rights (access, rectification, erasure, objection) at any time. #LI-CL1

Especialista Full Stack (Java e React)

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