Senior React Native Developer at ciandt | Campinas, Brazil

CI&T desenvolve soluções tecnológicas escaláveis, combinando conhecimento humano e Inteligência Artificial. Com mais de 8.000 profissionais e três décadas de atuação, a empresa mantém parcerias com mais de 1.000 clientes. Atenção: Profissionais que moram na Região Metropolitana de Campinas precisam comparecer presencialmente ao escritório, conforme as diretrizes internas. Sobre a vaga Buscamos um(a) Senior Fullstack Developer com experiência em .NET (C#) e Angular para atuar em projetos de um cliente estratégico. O papel envolve liderar o desenvolvimento e evolução de sistemas, tanto modernos quanto legados, sempre com foco em soluções escaláveis, desempenho e experiência do usuário. O uso de boas práticas de engenharia e ferramentas de IA generativa (GenAI) faz parte do dia a dia para acelerar entregas de valor. O que vai fazer Participar de processos de discovery, refinamento técnico e definição de arquitetura Desenvolver e aprimorar aplicações backend em .NET (C#) e frontend com Angular Manter, evoluir e modernizar sistemas legados Implementar arquiteturas escaláveis, como microserviços, monólitos modulares e Clean Architecture Criar e integrar APIs REST e aplicações frontend Garantir qualidade com testes automatizados (unitários, integração e frontend) Monitorar logs e métricas para observabilidade Analisar e resolver problemas em produção Otimizar performance, tanto no backend quanto no frontend Gerenciar build, versionamento e deploy das aplicações Requisitos técnicos Experiência sólida com .NET (C#) e desenvolvimento backend Conhecimento em Angular e desenvolvimento frontend moderno Proficiência em APIs REST e comunicação cliente-servidor (HTTP/HTTPS) Vivência com bancos de dados relacionais, como SQL Server ou PostgreSQL Compreensão de arquitetura de aplicações (camadas, microserviços, monólitos modulares) Diferenciais Conhecimento em Clean Architecture e separação de camadas Boas práticas de frontend, incluindo componentização e gerenciamento de estado Experiência com versionamento usando Git Integração entre frontend e backend (consumo de APIs, tratamento de erros) Uso de IA no dia a dia Ganhar produtividade no desenvolvimento Apoiar refatoração de código e arquitetura Gerar e aprimorar testes Auxiliar na análise de problemas complexos

About ciandt ciandt brings together human expertise and AI to deliver scalable technology solutions. With a team of more than 8,000 professionals worldwide, ciandt has partnered with over 1,000 clients during its 30 years in business. Artificial Intelligence plays a central role in the company’s approach and operations. Location Requirement Important: Candidates living in the Metropolitan Region of Campinas must work onsite at our Campinas office, following our current attendance policy. Role Overview We are seeking a Senior FullStack Developer with strong experience in .NET and Angular. The role focuses on building scalable, high-performance applications using modern architectures and the Azure ecosystem.

At CI&T, we excel in technology transformation, merging human expertise with cutting-edge AI to deliver scalable tech solutions.With a global workforce of over 8,000 CI&Ters, we have established partnerships with more than 1,000 clients throughout our 30-year history. Embracing Artificial Intelligence is a core part of our mission.We are actively seeking a Senior Fullstack Developer with expertise in Java, Node.js, and React to become a vital member of our team, working on an innovative project for a prestigious American investment client.Key Responsibilities:Analyze customer business challenges and identify pain points;Produce high-quality code;Conduct thorough code reviews;Assist in resolving business issues;Collaborate with multidisciplinary teams utilizing an agile delivery framework;Mentor and develop junior team members;Communicate effectively in English, participating in meetings and drafting technical documentation.Ideal Qualifications:Extensive experience in backend development with Java for services and APIs;Proficiency in Node.js;Experience working with React for frontend development;Knowledge of AWS services;Demonstrated experience in automated testing and a solid understanding of the Test Pyramid;Strong command of GIT;Proven track record with agile development methodologies;Advanced English proficiency (daily interactions with international teams).Note: Must be available to work at our Campinas office.

We are specialists in technological transformation, combining human expertise with AI to create scalable tech solutions. With over 8,000 CI&Ters worldwide, we have partnered with more than 1,000 clients during our 30 years of history. Artificial Intelligence is our reality.Important: if you reside in the Campinas Metropolitan Area, your presence at the office in the city will be mandatory, according to our current attendance policy.Join Our Team as a Senior Fullstack Developer!Are you ready to tackle an innovative and challenging project for a major American investment client? We are looking for a talented Senior Fullstack Developer with experience in Java and/or Node.js and React to join our dynamic team.In this role, you will play a vital part in understanding our clients' business challenges and transforming them into high-quality software solutions. You will collaborate with multidisciplinary teams in an agile environment, mentoring other developers while actively participating in project meetings and technical discussions. Responsibilities:Understand client problems and challenges;Write high-quality software code;Conduct code reviews;Assist in resolving business issues;Work with multidisciplinary teams following an agile delivery model;Guide and train the team, developing successors;Communicate in English, actively participating in meetings and reviewing and writing technical documents in English. Qualifications for this Challenge:Advanced English (daily contact with people outside Brazil).Deep experience in backend development using Java for services and APIs;Experience with Node.js;Experience using React for frontend;Experience with AWS services;Proven experience in developing automated tests and understanding the Testing Pyramid concept;Deep understanding of GIT;Proven experience with agile methodologies; Important:Availability to work on-site in Campinas.

Join ciandt as a Tech Lead FullStack, specializing in Java and Azure, where you will play a pivotal role in driving innovative tech solutions. Collaborate with cross-functional teams to deliver high-quality software products while mentoring junior developers and shaping the technical direction of projects. This hybrid position allows for a flexible work environment, merging remote work with in-office collaboration.

Join the team at ciandt, where we specialize in transforming technology by combining human expertise with cutting-edge AI to deliver scalable solutions.With a global workforce of over 8,000 professionals, we have established partnerships with more than 1,000 clients in our 30-year history. Embracing Artificial Intelligence is at the core of our operations.We are currently seeking a talented Node.js Developer to contribute to an exciting project for a prominent American investment client. This position requires you to work 100% onsite at our Campinas office, where you will collaborate closely with our development squad and the client’s team.In this role, you will be instrumental in developing websites tailored for clients in the financial sector, featuring a variety of functionalities related to mutual funds, ETFs, retirement plans, bonds, and other financial products.Key Responsibilities:Collaborate within a team to build, enhance, and maintain applications.Adhere to best practices in security and performance.Troubleshoot and resolve technical challenges effectively.Conduct thorough code reviews.Foster a collaborative spirit in hybrid and distributed teams, particularly in a client-facing environment.Qualifications:Proven experience with at least one Cloud Provider (AWS/Azure/GCP).Strong background in back-end development using Node.js.Experience with AWS infrastructure.Familiarity with design systems, caching mechanisms, and cryptographic protocols.Eagerness to engage with Java in project tasks.Comfort with learning new frameworks.Experience with CI/CD pipelines is a plus.Proficient English communication skills for effective collaboration.Note: Candidates must be available to work at our Campinas location.#midsenior#LI-AG4

Join our dynamic team as a Senior Back-End Developer at Bosch Group in Campinas! We are seeking an enthusiastic and skilled developer to contribute to our innovative projects and enhance our backend systems. In this role, you will design, develop, and maintain robust backend solutions that power our applications and services.If you have a passion for technology and a commitment to excellence, we encourage you to apply!

Join ciandt, a leader in technology transformation, where we merge human insight with cutting-edge AI to deliver scalable tech solutions.With a global workforce of over 8,000 professionals, we have partnered with more than 1,000 clients over our 30-year journey. Here, artificial intelligence is not just a concept; it's our reality.We are seeking a passionate and skilled Senior Android Developer to collaborate with our team and serve a prominent American investment client. This is an on-site position based in Campinas, requiring daily presence in the office. If you thrive in a collaborative environment and enjoy direct interaction with colleagues, this role is ideal for you! Additionally, you will have the chance to utilize your English skills daily, engaging with international teams.Key Responsibilities:- Work closely with the CI&T team to fulfill the requirements of our financial sector client.- Implement agile deployment strategies, ensuring product quality and stability.- Collaborate with cross-functional teams to identify, prioritize, and execute enhancements and bug fixes that improve system performance and enhance user experience.- Write and maintain robust, scalable, and efficient code to support ongoing application development and maintenance.- Conduct thorough testing and debugging of code to guarantee high-quality deliverables.- Engage in code reviews and provide constructive feedback to fellow developers.Qualifications:- Proven experience as an Android Developer with proficiency in Java and Kotlin.- Strong expertise in Kotlin and adherence to coding conventions.- Familiarity with dependency injection frameworks such as Dagger or Hilt.- Understanding of software architectural patterns, including REST, MVVM, MVC, and Clean Architecture.- Experience in unit testing with JUnit and automated UI testing using Espresso.- Knowledge of componentization of interface elements and a basic understanding of Material Design principles.- Proficient in version control with Git and comfortable collaborating in a multi-team environment.

ciandt combines human expertise with artificial intelligence to deliver scalable technology solutions. With a team of over 8,000 professionals and a track record of more than 1,000 client partnerships across three decades, the company emphasizes technology transformation and innovation. Role overview The Senior Android Developer will join the software engineering team in Campinas, SP. This position focuses on building and maintaining a mobile application that connects to a global IoT ecosystem. The work involves designing Android apps that communicate with AWS cloud services and edge devices, with an emphasis on reliability and high performance. Key responsibilities Develop Android applications that interact with AWS cloud services and IoT edge devices Address concurrency and networking challenges within mobile apps Design software architectures that scale and are easy to maintain Work to ensure application performance and reliability Location This role is based in Campinas, SP.

Join our dynamic team at Bosch Group as a Senior OutSystems Developer. In this role, you will leverage your expertise to develop cutting-edge applications using the OutSystems platform. You will collaborate with cross-functional teams to design, implement, and maintain high-quality software solutions that drive business success.

Join our team as a Senior Electrified Controls Development Engineer, where you will spearhead innovative projects in electrified control systems. Your expertise will contribute to the design and implementation of cutting-edge technologies that enhance vehicle performance and energy efficiency. Collaborate with cross-functional teams to deliver exceptional results and drive the future of mobility.

cpqd is a Brazilian technology organization specializing in information and communication technology for a range of sectors, including telecommunications, agribusiness, finance, utilities, manufacturing, urban development, retail, and defense and security services. The company focuses on developing local technology and delivering solutions tailored to the needs of these industries. The team values sustainable results and aims to support the growth of both individuals and society. cpqd’s culture is shaped by a set of core principles that influence daily work and collaboration. Role overview The Backend Developer II - Java will join the team in Campinas, São Paulo, Brasil. This role centers on building backend solutions using Java, contributing to projects that align with the company’s values and goals. Core values Collaboration Orientation towards the client Confidence Respect Innovation Adaptability Result The company encourages a work environment built on these principles, shaping both team interactions and the solutions delivered to clients.

Join our team as a Senior Mobile Software Engineer, where you will spearhead the development of cutting-edge mobile applications for the iOS platform. Your role will involve writing high-quality, efficient code, mentoring junior developers, and significantly influencing our mobile strategy.Working hours: 9:00 AM to 6:00 PM PSTKey Responsibilities:Developing code across the full stack to create innovative products that enhance user satisfaction.Creating features that empower users to accomplish their tasks more efficiently and effectively.Collaborating closely with Product Managers, Designers, and QA engineers to consistently enhance user experience.Teaming up with fellow engineers to design new systems, refactor code under test, and deploy updates to production continuously.As you grow in the role, lead the development of new product features and engineering projects.

cpqd develops technology solutions within Brazil, focusing on Information and Communication Technology (TIC) products. The team serves a range of sectors, including telecommunications, agribusiness, finance, utilities, industry, urban development, retail, defense, and security. The organization values sustainable results and aims to support both people and society. Purpose and shared values guide daily work and decision-making. Core values Collaboration Orientation to the customer Confidence Respect Innovation Adaptability Results Role overview The Back End Developer II - Java role is based in Campinas, São Paulo, Brazil. This position suits professionals who align with cpqd's values and want to help create technology for a variety of industries. The team encourages those who connect with its way of working to join and contribute as a Back End Developer II.

cpqd is a Brazilian organization focused on developing technology in-house for a range of sectors. The team works in Information and Communication Technology (ICT), supporting areas such as telecommunications, agribusiness, finance, utilities, industry, urban development, retail, and defense and security. The organization emphasizes sustainable results that benefit both its team and society. Core values guide daily work and help define the company’s culture. Values Collaboration Orientation toward the client Confidence Respect Innovation Adaptability Results Role overview This Back End Developer II position centers on Python development. The job is based in Campinas, São Paulo. The role supports cpqd’s mission of building technology that has real-world impact. Candidates who share the company’s values and want to contribute to technology projects are encouraged to consider this opportunity.

Role overview This Senior Embedded Software Engineer position at Bosch Group focuses on powertrain systems for automotive applications. Based in Campinas, the role centers on developing embedded software that supports both performance and reliability in automotive products. What you will do Design, implement, test, and debug software for embedded systems used in powertrain applications Collaborate with cross-functional teams to deliver advanced automotive technologies Join system architecture discussions and provide technical input Help define product requirements for new and existing projects Location This role is based in Campinas.

About cpqd cpqd is a 100% Brazilian organization focused on developing local technology and delivering innovative solutions. The team works across Information and Communication Technology (ICT), supporting sectors such as telecommunications, agribusiness, finance, utilities, industry, urban development, retail, and defense and security services. Our Values Our approach, known as Our Way of Being and Doing, guides us toward sustainable results and growth for both our people and society. These core values shape how we work together: Collaboration Orientation towards the client Confidence Respect Innovation Adaptability Results Role Overview: Java Back End Developer I This position is based in Campinas, São Paulo, Brazil. We welcome candidates who share our values and want to help build technology that makes a difference. Join us to co-create solutions as a Java Back End Developer I.

Nubank is hiring a Senior Software Engineer to help advance our digital banking platform. This role is reserved for people with disabilities, reflecting our ongoing commitment to diversity and inclusion. What you will do Collaborate with teams across disciplines to design, develop, and maintain software solutions supporting Nubank’s digital banking services. Apply technical knowledge to enhance and evolve the platform. Prioritize a dependable and seamless experience for customers. Locations Belo Horizonte, Brazil Campinas, Brazil Rio de Janeiro, Brazil Sao Paulo, Brazil Our commitment to inclusion This position is open exclusively to candidates with disabilities. Nubank values building an inclusive workplace and welcomes applications from all qualified individuals who share this vision.

cpqd is a Brazilian organization dedicated to building technology solutions for a wide range of industries. The team leads ICT (Information and Communication Technology) projects that serve sectors including telecommunications, agribusiness, finance, utilities, industry, smart cities, retail, and defense and security services. Role overview The Back End Developer II - Java position is based in Campinas, São Paulo, Brasil. This role joins a group focused on achieving sustainable results and supporting the growth of both individuals and society. Collaboration and commitment are central to the team’s approach. Our values Collaboration Orientation to the customer Confidence Respect Innovation Adaptability Results What to expect This role focuses on co-creating technology solutions alongside a team that values collaboration, customer orientation, and innovation. The environment encourages adaptability and aims for meaningful results across multiple sectors.