




Job Summary: We are looking for a technically passionate backend developer to join our multidisciplinary teams, building robust and scalable solutions with Java and Spring. Key Highlights: 1. Robust application design and development with Java and Spring 2. Microservices architecture and REST API construction 3. Active collaboration within Agile frameworks DESCRIPTION **Who Are We?** We are **Kairós**, a different kind of technology company. Yes, we help our clients tackle digital and methodological transformation challenges—but what truly defines us is **how we do it**: by putting people at the center. We have been recognized as a **Great Place To Work® employer** since 2019—for the sixth consecutive year—and ranked **5th in 2024**. Our core values—**courage, empathy, innovation, and joy**—guide how we work every day. We are over 850 people (developers, data engineers, strategists, etc.) and now seeking someone to join this brilliant and diverse team. At Kairós, you’re never just another number. We know you by name, care about your personal balance, and want you to grow with us. **Your Mission at Kairós** We seek a technically passionate backend developer to join our multidisciplinary teams. You won’t just write code—you’ll understand the impact of your work and actively contribute to building robust and scalable solutions. **Your responsibilities will include:** * Designing and developing robust applications using **Java** and the **Spring** ecosystem. * Building architectures based on **Microservices** and **REST APIs**. * Implementing messaging and data streaming solutions with **Kafka**. * Managing data persistence in NoSQL environments with **MongoDB**. * Ensuring software quality through unit and integration testing with **JUnit and Mockito**. * Deploying and managing containers using **Docker and Kubernetes**. * Working in continuous integration environments with **Jenkins**, and version control with **Git**. * Actively collaborating within **Agile** frameworks, delivering value in every iteration. **What Will Make You Successful** **Must-have (Technical Requirements)** * Solid experience developing with **Java** and **Spring Boot**. * Proficiency in **Microservices** architectures and **REST API** design. * Knowledge of **Kafka** and **MongoDB** databases. * Practical experience with DevOps tools: **Docker, Kubernetes, and Jenkins**. * Fluent use of **Git** for code management. * Quality focus: **JUnit and Mockito**. * Agile mindset and prior experience working under **Agile** methodologies. **Soft Skills** * Ability to organize and manage deadlines without compromising quality. * Constant curiosity about emerging technology trends. * Clear communication and transparency. * Minimum **B2 level English** **Benefits That Truly Make a Difference** **Meaningful Professional Growth** * Ongoing corporate training. * Free **English classes** in small groups. * Continuous mentoring and personalized support. * Participation in conferences, tech events, and communities. **Real Balance and Flexibility** * **23 vacation days** \+ December 24th and 31st off. * 1 day for professional events and **3 flexible conciliation days**. * **100% remote work:** You’ll work remotely, with some flexibility to adapt your schedule—though this may depend on your assigned project. **Benefits and Personal Care** * **Flexible compensation** (Cobee) for meals, transportation, training, and childcare. * **Health insurance** with Cigna, Adeslas, or Sanitas. * **Wellness program** supporting emotional and psychological well-being. **\#TRY \#THINK \#FEEL \#ENJOY** At Kairós, we firmly believe in the importance of equality and diversity in the workplace. We are committed to creating an inclusive and respectful environment where all employees feel valued and empowered to reach their full potential—regardless of race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or any other characteristic protected by law. **Apply now and join the Kairoseros and Kairoseras team!**


