Mid-Level Full Stack Developer

Description

Job Summary: A professional focused on maintaining and evolving the company's critical systems, ensuring stability, continuity, and improvements to production applications. Key Highlights: 1. Work on the evolution of the company's critical systems 2. Ensure application stability and continuity 3. Develop and maintain full-stack applications This position focuses on maintaining and evolving the company's critical systems (e.g., CRM, internal platforms, and integrations). You will be a key player in ensuring stability, continuity, and evolution of applications already in production. **Responsibilities and Duties** * Develop and maintain full-stack applications; * Evolve legacy systems and implement improvements; * Design and maintain REST APIs; * Develop integrations between internal and external systems; * Work on database modeling and optimization; * Investigate and resolve production incidents; * Translate business requirements into technical solutions; * Ensure data quality and reliability; * Provide technical support to less experienced developers. **Requirements and Qualifications** * Experience with Java (Spring or Quarkus); * Knowledge of Python (scripts/automations); * Experience with Angular; * REST APIs; * SQL and relational databases; * Experience with production and legacy systems; * System integrations; * Docker, Kubernetes (EKS), CI/CD; * AWS. **Additional Information** **Differentiators** * Flutter; * Experience in the financial sector; * ETL / data engineering; * High-volume data processing; Blue3 Investimentos was founded with a clear purpose: to transform the financial lives of Brazilians — and also of the people who build this story every day. With over **16 years of history**, we have become one of the leading investment advisory firms in the country. Today, we have more than **800 employees**, operating across **22 offices** nationwide — including Ribeirão Preto, São Paulo, Campinas, Uberlândia, Rio de Janeiro, Belo Horizonte, Brasília, Curitiba, and other cities. Together, we connect people, dreams, and opportunities. Our story is also marked by recognition. We were named **Brazil’s Best Investment Advisory Firm** by the Brasil Advisor Awards, a prize promoted by XP Inc. Currently, we manage **over BRL 50 billion in custody assets and serve more than 45,000 active clients**, figures that reflect the trust placed in our work. But what truly drives us is our culture. Here, we are **open to new ideas and believe in the impossible**. We value **ownership mindset**, initiative, and a strong sense of belonging — encouraging each person to grow, evolve, and build a meaningful career. At Blue3, we believe great results are built by people who share big dreams. We are proud of our journey — and even more ambitious about what lies ahead. **Shall we build an extraordinary journey together?** **We are Blue3 Investimentos.**