Kotlin Backend Developer - Specialist

Description

We are looking for a Kotlin Backend Developer \- Specialist to serve as a technical reference in complex initiatives, leading end\-to\-end the software development lifecycle—from architectural design to deployment and production operations. This role requires advanced technical expertise, architectural vision, and the ability to influence technical decisions for mission\-critical platforms. **Responsibilities and Duties** **Your Activities:** * Lead complex initiatives technically, overseeing the entire software development lifecycle—from architectural conception to deployment and production operations. * Serve as a technical reference for your team and other squads, ensuring high standards of quality, performance, security, and resilience in services such as BFFs, comm\-hubs, and strategic APIs. * Define and evolve backend architectures, evaluating technical trade\-offs, operational risks, and long\-term impacts on AI Engineering platforms. * Establish and disseminate engineering best practices, including TDD/BDD, clean code, DDD, structured code reviews, and high coverage of automated tests. * Actively participate in production system operations and maintenance, focusing on observability, root cause analysis, incident prevention, and continuous improvement. * Influence technical decisions alongside product, data, platform, and architecture teams—translating business needs into scalable and sustainable technical solutions. * Support the technical development of engineers on the team, promoting skill growth and maturity in software engineering. **Expected Profile:** * Clear communication skills, with the ability to translate technical topics for diverse audiences. * Strong sense of technical ownership and DevOps mindset. * Ability to influence technical decisions and translate business needs into scalable and sustainable solutions. * Technical leadership posture, with willingness to support other engineers’ development. * Experience with agile methodologies **Requirements and Qualifications** **Requirements and Experience:** * Proven advanced experience in backend development using Kotlin or Java, leveraging frameworks such as Spring Boot in high\-scale environments. * Strong expertise in microservices and BFF architecture, including API versioning, integration patterns, resilience, scalability, and asynchronous communication. * Solid experience with multi\-level test automation (unit, integration, contract), ensuring reliability and security in deliveries. * In\-depth knowledge of relational and non\-relational databases such as PostgreSQL, MongoDB, and Cassandra—with focus on consistency, performance, and availability. * Robust experience with messaging and streaming systems like Kafka, SQS, and SNS in high\-volume scenarios. * Proficiency in observability practices—including metrics, structured logging, distributed tracing, and SLI/SLO definition. * Practical experience in cloud environments (preferably AWS), including infrastructure as code (Terraform or CloudFormation) and mature CI/CD pipelines. * Advanced knowledge of application security—including authentication and authorization (JWT, OAuth2\), encryption, and secure\-by\-design practices. * Consistent experience in agile environments, with a DevOps mindset, technical ownership, and operational efficiency focus. * Prior experience with complex platforms, system integrations, or mission\-critical digital products. **Differentiators:** * Experience with AI Engineering platforms or integrating AI/LLM services into backend systems. * Experience in formal technical mentoring or engineer development programs. * AWS certifications (e.g., Solutions Architect, DevOps Engineer, or similar). **Additional Information** **Here, we are \#SangueLaranja!** We have been in the market for 17 years, side\-by\-side with our clients, delivering transformative experiences. We are a technology and innovation ecosystem with global expansion; beyond Brazil, we operate across Europe and the UK—with offices in Portugal, London, Dubai, and the Netherlands. **F for Formation: We believe in practicing a culture of sharing, community spirit, and that knowledge** **has the power to transform!** We run initiatives and social actions promoting development—such as the Orange Juice tech community, the Formation Program, our leadership school, and numerous partnerships with NGOs and Edtechs. **At FCamara, everyone is welcome. For us, Diversity, Respect, and Ethics are non\-negotiable elements embedded in our DNA.** **So, are you ready to join an incredible team and become the protagonist of your own story?**