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Job Summary: Senior back-end developer to enhance services in Golang or Python, build scalable APIs, and collaborate with cross-functional teams on business solutions. Key Highlights: 1. Leader in intelligence solutions for risk and opportunity analysis 2. Focus on Golang or Python for back-end development 3. Inclusive culture and an environment that values well-being **Company Description** Serasa Experian is Brazil's first and largest Datatech company. As a leader in intelligence solutions for risk and opportunity analysis, it focuses on credit journeys, authentication, and fraud prevention. Leveraging cutting-edge technology, innovation, and top talent, it transforms risk uncertainty into the best decision—helping individuals achieve their dreams and enabling businesses of all sizes and sectors to thrive. We have 22,000 people operating across 32 countries, and every day we invest in new technologies, talented professionals, and innovation to help all customers maximize every opportunity. With corporate headquarters in Dublin, Ireland, Experian is listed on the London Stock Exchange (EXPN) and is a constituent of the FTSE 100. **Job Description** **Responsibilities** * Develop and enhance back-end services in **Golang or Python** * Design and maintain **APIs**, and integrate with rule engines and monitoring tools * Implement scalable, resilient, and highly available solutions * Collaborate with data, product, and security teams to evolve business solutions * Propose technical and architectural improvements focused on performance and quality * Ensure engineering best practices—including testing, observability, documentation, and code review **Qualifications** * Proven experience as a senior back-end developer * Proficiency in **Golang or Python** * Knowledge of **REST APIs, microservices, and distributed architecture** * Experience with **relational and/or NoSQL databases** * Hands-on experience with **AWS**, **Docker**, and **GitLab** * Familiarity with messaging systems such as **SNS/SQS** * Experience with automated testing and security best practices **Preferred Qualifications** * Experience in credit, risk, or fraud domains * Exposure to high-scale environments * Technical leadership role within a team **Qualifications** * Golang * Python * AWS * Database **Additional Information** Serasa Experian is much more than you imagine. With a purpose to create a better future by expanding opportunities for individuals and businesses, in Brazil we are over 4,000 people working across diverse teams and specialties. Here, each skill and perspective complements the others—you can work on what you love most. We are committed to building an inclusive culture and an environment where people can balance their careers with personal commitments and interests, prioritizing well-being. We are deeply dedicated to being one of the country’s best and most innovative employers, enabling extraordinary experiences and careers for our people. Our strong people-first approach is externally recognized through numerous market certifications: awarded by Great Place To Work™ in 24 countries and certified internationally as a Top Employer, recognized as one of the best companies for young professionals, and rated 4.6 on Glassdoor. Each recognition confirms we’re on the right path—delivering an increasingly better workplace for our talents. Experian Careers \- Creating a better tomorrow together Find out what it's like to work for Experian by clicking here
