Senior/Master Fullstack Developer (Python/React)

Job description

Accountabilities: Translate product requirements into clear technical designs and implement end-to-end solutions across backend, frontend, integrations, and cloud infrastructure. Develop production-grade backend services using Python, REST APIs, PostgreSQL, Docker, and API Gateway. Build responsive and maintainable React applications using JavaScript or TypeScript, HTML/CSS, reusable components, Storybook, and modern frontend testing practices. Design and maintain APIs, data contracts, external integrations, and event-driven architectures using asynchronous processing, message queues, and workflow orchestration such as Temporal. Build resilient and fault-tolerant systems incorporating appropriate retry, authentication, authorization, and distributed-systems patterns. Contribute to design systems, reusable UI components, Storybook documentation, accessibility standards, and maintainable frontend architecture. Implement observability and operational visibility using tools such as OpenTelemetry and Grafana, while investigating and resolving production and development issues. Support infrastructure and delivery practices using Terraform and GitHub Actions, contributing to reliable CI/CD pipelines and deployment processes. Participate in architecture discussions, technical decision-making, code reviews, and initiatives that raise engineering standards across the team. Use AI-powered development tools extensively to accelerate design, coding, testing, and troubleshooting while reviewing outputs critically and remaining accountable for the quality of the final solution. Collaborate effectively with product, engineering, and other stakeholders in an international environment, communicating technical concepts clearly and proactively. Requirements: Advanced proficiency in English, with strong written and verbal communication skills for collaboration in an international environment. Proven hands-on production experience across both backend and frontend development, with the ability to independently deliver full-stack features. Strong production experience with Python, REST APIs, Docker, API Gateway, and PostgreSQL. Solid understanding of event-driven and asynchronous processing, message queues, workflow orchestration, and distributed systems. Practical experience with technologies such as Temporal, or comparable workflow orchestration platforms. Strong frontend expertise with React, JavaScript or TypeScript, HTML/CSS, responsive interfaces, and REST integrations. Experience with Storybook, Playwright, Git, and frontend testing practices. Knowledge of Terraform, GitHub Actions, OpenTelemetry, Grafana, or comparable infrastructure, CI/CD, and observability technologies. Understanding of resilience patterns, authentication and authorization technologies including OAuth, OIDC, SSO, and RBAC. Ability to turn business and product requirements into sound technical designs and working, production-ready software. Demonstrated experience troubleshooting production systems, diagnosing complex bugs, and implementing reliable fixes. Strong understanding of accessibility, maintainable UI development, software quality, and engineering best practices. Comfortable working with AI as a core part of the engineering workflow, with the judgment to validate, refine, correct, and take ownership of AI-assisted output. A proactive, collaborative, and ownership-driven mindset, with the ability to contribute to architecture decisions and continuously improve engineering practices. Nice to have: Experience with AI/LLM integrations, enterprise SaaS platforms, Jest/Cypress, large-scale design systems, cloud-based frontend deployments, or mentoring other developers. Benefits: Health and dental insurance. Meal and food allowance. Childcare assistance. Extended paternity leave. Partnerships with gyms and health and wellness professionals through Wellhub/Gympass and TotalPass. Profit Sharing and Results Participation (PLR). Life insurance. Continuous learning through an internal learning platform. Partnerships with online learning and professional development platforms. Language learning platform. Discount club with access to partner offers. Free online resources dedicated to physical, mental, and overall well-being. Pregnancy and responsible parenting course. Inclusive workplace support, including dedicated health and well-being resources and inclusion specialists. Opportunities to work with international teams on complex enterprise technology initiatives. Ongoing opportunities for technical growth, knowledge sharing, and career development. 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 This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Senior/Master Fullstack Developer (Python/React) based in Brazil. This is a senior-level full-stack engineering opportunity focused on building and evolving cloud-based enterprise platforms.You will own features end to end, translating product requirements into robust technical solutions and production-ready software.The role combines backend development with Python, APIs, integrations, and distributed systems, alongside modern React interfaces.You will contribute to resilient architectures, observability, CI/CD, accessibility, and scalable design systems.You’ll work closely with product and engineering teams to solve complex business problems and influence technical decisions.AI is an important part of the development workflow, helping accelerate design, coding, troubleshooting, and delivery while maintaining strong engineering judgment.This is an environment for experienced developers who want technical ownership, continuous learning, and meaningful impact on enterprise technology.