Senior Backend Developer with Node.js Expertise

Role overview Jobgether is seeking a Senior Backend Developer with strong Node.js skills for a remote position based in Brazil. This role centers on building secure, scalable, and real-time backend systems that support digital finance services used by customers around the world. What you will do Design and implement backend infrastructure with Node.js Develo…

Join our dynamic team at Zup Innovation as a Senior Java Developer! We are committed to fostering a diverse and inclusive workplace, and we are particularly eager to welcome applications from individuals with disabilities.As a Senior Java Developer, you will work on innovative projects that challenge your technical skills and allow you to make a significant impact. Your expertise in Java and your ability to collaborate effectively with cross-functional teams will be essential in driving our projects to success.

Engage in the development of innovative solutions and applications tailored to the company's platform, emphasizing security, performance, scalability, usability, and quality.Validate the code produced by the team, identifying security vulnerabilities, performance bottlenecks, and areas for enhancement to ensure technical excellence.Take charge of creating, configuring, and optimizing database instances and servers on AWS, ensuring the optimal use of resources for cost-efficiency, security, and performance.Provide technical support to the development team through mentorship, code reviews, and technical validations of new functionalities.Propose and implement continuous improvements in systems, processes, and software infrastructure, aligning with best practices in secure development (DevSecOps).Contribute to the definition and evolution of cloud-native solution architecture, ensuring resilience, scalability, and compliance with security policies.Actively participate in incident resolution, proposing definitive corrections and preventing recurrence of failures.

At CI&T, we specialize in technological transformation, merging human expertise with AI to craft scalable tech solutions. With over 8,000 CI&Ters globally, we have partnered with more than 1,000 clients throughout our 30-year history. Artificial Intelligence is our reality.Important: If you reside in the Metropolitan Region of Campinas, your presence in our Campinas office will be mandatory, in accordance with the current attendance policy.Key Responsibilities:- Collaborate with CI&T to serve a client in the financial sector;- Develop backend components;- Create and maintain high-quality, high-performance microservices;- Engage actively in all stages of the software development lifecycle, including technical refinement, development, testing, and deployment;- Work closely with the team to propose and implement technical solutions aligned with business requirements;- Participate in code reviews to ensure quality and adherence to best practices;- Foster a collaborative environment with both teammates and clients, promoting productivity and harmony;- Maintain clear and efficient communication with all team members, facilitating the exchange of information and alignment of objectives.Requirements:- Proficient in JAVA/Spring development;- Knowledge of Clean Code and REST APIs;- Ability to develop unit tests;- Experience in conducting code reviews;- Familiarity with Node.js;- Experience with version control tools (GitHub, GitLab, Azure DevOps Repos);- Understanding of agile methodologies such as SCRUM and KANBAN, including Dailies, sprints, and reviews;- Experience in a hybrid cloud environment (MS Azure), pipelines, sonar, and microservices architecture. Preferred Qualifications:- Knowledge in Generative AI;- Familiarity with Angular development;- Understanding of Hexagonal Architecture;- Experience with automated testing;- Familiarity with Docker and Kubernetes. #LI-BS3#senior

CI&T seeks a Senior Fullstack Developer with experience in Java and Angular for a project in the financial sector. This position is open to candidates based in Brazil. The role is remote, except for those living in the Metropolitan Region of Campinas, who will follow the current onsite attendance policy at the Campinas office. What you will do Work on digital transformation initiatives for a financial sector client Apply strong technical skills in both backend (Java) and frontend (Angular) development Collaborate with a distributed team to deliver scalable technology solutions Requirements Professional experience as a fullstack developer using Java and Angular Based in Brazil Ability to work remotely, or onsite in Campinas if residing in the Metropolitan Region CI&T brings together human expertise and artificial intelligence to deliver technology solutions. With a global team of over 8,000 and decades of experience, the company has partnered with more than 1,000 clients on digital transformation projects.

Join our dynamic team at iFood Carreiras as a Senior Software Engineer specializing in backend development. In this role, you will design and implement scalable systems, work with advanced technologies, and drive innovative solutions that enhance our platform. We are looking for someone who is passionate about technology and eager to tackle complex challenges. You will collaborate with cross-functional teams to deliver high-quality software solutions that meet user needs.

Telnyx develops technology to enable global connectivity. The company operates a private, multi-cloud IP network and delivers edge connectivity through APIs. With a focus on automating manual processes and addressing real-world challenges, Telnyx continues to invest in technology and team growth, backed by strong financial performance. Role overview The Senior Java Software Engineer joins the backend team managing a distributed, highly available data pipeline. This platform powers essential Telnyx products such as Voice, Messaging, and Wireless. The system runs on the Telnyx private backbone and is designed to be cloud-agnostic, processing thousands of messages per second. The engineering team oversees more than 30 microservices, all containerized with Docker and deployed across multiple regions in the U.S. and Europe. Deep expertise in Java Core is especially valued for this position. Locations Sao Paulo, Brazil Austin, Texas Argentina Dublin, Ireland What you will do Design, build, and maintain backend systems using Java Develop and support distributed, cloud-agnostic data pipelines Contribute to a microservices architecture with Docker Help scale systems that handle large volumes of messages Requirements Senior-level experience with Java Core Strong understanding of distributed systems Background in microservices and Docker Comfort working with a geographically distributed team Learn more Telnyx Private Network Edge Connectivity

Location: BrazilJob mode: Full-timeWork mode: Work from home Role overview Encora is seeking a Senior Full Stack Developer with strong experience in React and Python. This position joins an agile team focused on building digital products that support business objectives and client success. The role emphasizes both hands-on development and active participation in technical decisions. What you will do Design, develop, and maintain applications with attention to quality, scalability, and architectural best practices. Contribute to technical decision-making and advocate for continuous improvement in a senior capacity. Work closely with cross-functional teams, using strong communication skills and informal leadership to drive projects forward. Optimize application performance and reliability, making effective use of databases, search engines, and asynchronous processing. Requirements Extensive experience with Python programming. Proficiency in MySQL, including data modeling and query optimization. Solid knowledge of React. Experience using Redis for asynchronous processing. Familiarity with Elasticsearch for search optimization. Understanding of TypeScript is a plus. Demonstrated ability to design scalable architectures and follow development best practices.

At Playlist, we believe that the most enriching experiences happen when individuals disconnect from screens to engage, connect, and explore. We are dedicated to crafting the ultimate platform for intentional living, connecting people with inspiring opportunities in fitness, wellness, and more. With esteemed brands like Mindbody and ClassPass, Playlist empowers both businesses and individuals to effortlessly transform aspirations into actions. Join us in redefining the role of technology to cultivate meaningful, real-world connections.ClassPass provides a diverse array of fitness and wellness experiences globally, enabling individuals to lead active and balanced lives. Our platform is designed to simplify the discovery and enjoyment of activities, whether it's fitness classes, self-care sessions, healthy meals, or new adventures. Join us in creating healthier, more vibrant communities around the world.Your RoleCollaborate closely with Product, Design, and QA teams to bring features to fruition from conception to deployment, always prioritizing the end-user experience.Architect and develop backend services and APIs that are robust, maintainable, and user-centric.Champion engineering excellence through practices such as automated testing, thorough code reviews, and effective system monitoring.Advocate for simplicity and eliminate unnecessary complexity, delivering reliable, high-quality software that enhances user satisfaction.Contribute to architectural decisions and guide how microservices interact within an expanding service-oriented ecosystem.Embrace curiosity—actively seek feedback, learn from diverse viewpoints, and mentor fellow engineers.Be a catalyst for positive change, fostering a culture of collaboration and impact within a team that values autonomy.

Join our dynamic team at Endava as a Senior Java Developer. In this role, you will leverage your expertise in Java development to deliver high-quality software solutions. You will collaborate closely with cross-functional teams to design and implement robust applications that meet our clients' needs.As a Senior Java Developer, you will be responsible for developing scalable and efficient applications, troubleshooting and debugging existing software, and mentoring junior developers. Your contributions will be vital in driving innovation and enhancing the overall performance of our projects.

CI&T combines human expertise with artificial intelligence to deliver scalable technology solutions. With a global team of over 8,000 professionals and more than three decades of experience, CI&T has completed AI projects for clients across various industries. Location note: Candidates living in the Metropolitan Region of Campinas must comply with the current office attendance policy. Role overview This Senior Java and React Developer role supports a project in the insurance sector. The position involves full-stack development, focusing on building and enhancing business-critical applications. The aim is to deliver modern, scalable, and integrated solutions that emphasize quality, performance, and user experience. Collaboration is central to this role. Work closely with multidisciplinary teams, engage with clients, and contribute to ongoing improvements in processes and technical solutions. What you will do Develop and maintain applications using Java and React Implement microservices with a focus on scalability, performance, and security Integrate systems with cloud services to support efficiency and reliability Collaborate with teams to define and deliver new features Participate in code reviews and maintain software quality standards Troubleshoot and resolve issues related to performance and scalability Support legacy system architectures as needed Develop event-driven solutions using tools such as Kafka Document processes, technical solutions, and architectural decisions Identify and implement continuous improvements with team members and clients Requirements Strong experience developing with Java Front-end development experience with React Experience working with both relational and non-relational databases (such as SQL Server and MongoDB) Knowledge of RESTful APIs and system integration Familiarity with DevOps practices and CI/CD tools Understanding of agile methodologies, including Scrum and Kanban Ability to identify problems and proactively suggest improvements Preferred qualifications Experience using Generative AI to enhance productivity Background with cloud platforms such as AWS, Azure, or Google Cloud Experience with orchestration tools

Location: Remote (Brazil-based applicants welcome) Zup Innovation is searching for a Senior Java Developer to join its Women Empowerment Initiative. This remote role is open to women who want to help shape technology used by millions. The company’s remote-first approach welcomes applicants from anywhere in Brazil. Inclusion is at the heart of Zup’s culture. Affinity groups like ZupLadies, ZuPCD, and ZuPride offer spaces for team members to connect, learn, and share technical expertise. The team values those who lift others, focus on continuous learning, and drive meaningful outcomes. Role overview Develop and enhance backend features for a platform that uses Generative AI, modernizing existing services. Integrate systems with both relational and non-relational databases, prioritizing performance and security. Apply strong software engineering practices, including automated testing, code reviews, and observability. Contribute to building, deploying, and monitoring applications in AWS cloud environments. Support the development of automated workflows using Github Actions. Requirements Advanced experience with Java 8+ and Python for backend development. Ability to design and maintain secure, scalable RESTful APIs. Understanding of Prompt Engineering for working with LLM models. Hands-on experience with relational databases (such as PostgreSQL, MySQL) and non-relational databases (such as MongoDB, DynamoDB). Experience building CI/CD pipelines using Github Actions. Familiarity with observability tools for monitoring, logging, and tracing. Experience with containerization using Docker and deploying applications in AWS. Diversity and inclusion Zup is committed to building a diverse and inclusive team. Affinity groups and an open culture create support and growth opportunities for all employees.

Role overview CI&T seeks a Senior Java Developer located in Brazil. The position centers on building and maintaining software solutions that align with client business requirements. Teamwork is a key part of this role, with frequent collaboration alongside experienced colleagues. What you will do Design, develop, and maintain applications using Java Create software solutions that help improve client processes Collaborate with other professionals to deliver reliable, high-quality results Apply deep knowledge of Java and remain open to learning new technologies and approaches

Join Our Team as a Backend Software EngineerAt Tivita, we are on a mission to revolutionize the financial management of the healthcare sector, tackling inefficiencies worth R$500 billion. Our innovative solutions automate the management of clinics and offices, streamlining manual tasks, removing bureaucratic hurdles, and providing real-time visibility into reliable performance indicators.Founded by successful entrepreneurs from Gympass/Wellhub and Olist, with over R$32 million raised from FinTech Collective, MAYA Capital, and K50 Ventures, we are poised to transform healthcare with a team of truly exceptional individuals!We thrive on the challenge of simplifying the complex and making the impossible a reality. Deep expertise in Technology, Automation, and Artificial Intelligence is crucial to accelerating the development and continuous improvement of intuitive, unique, and ambitious solutions.About Our Technology TeamWe are Alchemists: we question the status quo and reimagine complex workflows as elegant, scalable solutions.We create unprecedented automations for clinic management in Brazil, requiring analytical depth, practical creativity, and the courage to transform entire operations.Our team operates collaboratively and ego-free, working with autonomy, openness, and honest feedback to foster mutual growth.Our focus is on real impact: we only stop when we deliver solutions that make clinic operations at least 10x better.We strive for excellence daily, attending to details, understanding root causes, and continuously elevating our standards.If this type of environment energizes you, you will feel right at home

Role overview ciandt is looking for a Senior Java Developer based in Brazil. This role plays an important part in delivering complex projects and contributing to technical solutions across the team. What you will do Develop and maintain Java applications as part of a collaborative team Work on projects that introduce new technologies and approaches Contribute expertise to help solve technical challenges What we look for Strong experience with Java development Ability to work independently and as part of a team Interest in learning and tackling new problems This position is open to candidates located in Brazil.

Itaú Unibanco is offering a fully remote internal position for a Senior Python Developer. This role centers on developing intelligent agent platforms and solutions that use Python and Generative AI. Role overview The Senior Python Developer will design and implement advanced features for intelligent agent platforms. The work involves building scalable solutions with Generative AI, aiming to deliver real impact within the organization. What you will do Design and build advanced features for intelligent agent platforms using Python Develop solutions with Generative AI technologies Collaborate closely with a team that values curiosity and innovation Our culture Itaú Unibanco supports continuous learning and professional development. The team environment encourages sharing ideas, collaboration, and exploring new skills and career paths. Requirements Strong experience working with Python Interest or background in Generative AI Motivation to work on technology that scales and makes an impact Appreciation for teamwork and a growth-oriented environment This opportunity is open to internal candidates at Itaú Unibanco and is fully remote.

At CI&T, we are leaders in technological transformation, merging human expertise with AI to develop scalable tech solutions. With a global team of over 8,000 CI&Ters, we have partnered with more than 1,000 clients throughout our 30-year history, making Artificial Intelligence a core part of our operations.Important: If you reside in the Metropolitan Region of Campinas, you will be required to work on-site in our Campinas office, according to the current attendance policy.Responsibilities:- Collaborate with the development team to deliver high-quality products to our clients;- Solve problems effectively;- Engage in daily team activities to foster knowledge sharing;- Update the status of tasks in project management tools;- Utilize and master AI in your daily work. Qualifications for this challenge:- Proficient in Angular;- Experience with Java (versions 8, 11, 17, and 21);- Familiarity with Spring and CDI frameworks;- Proficient in Typescript (Javascript);- Experience with AI applications in a corporate setting;- Knowledge of NodeJs;- Familiarity with CI/CD, Docker, and Kubernetes;- Understanding of DevOps culture;- Experience in code reviews;- Strong grasp of development best practices and principles (Clean Architecture);- Experience in microservices development;- Agile methodology experience;- Proficient in GIT;- Knowledge of databases;- Familiarity with RESTful APIs;- Experience with Azure Cloud.Preferred Qualifications:- Knowledge of Python and React is a plus;- Experience with monitoring and tracing tools such as Azure Monitor, Dynatrace, or similar.

Sobre a CI&T CI&T atua há 30 anos desenvolvendo soluções tecnológicas escaláveis, combinando inteligência artificial com expertise humana. Com mais de 8.000 profissionais e mais de 1.000 clientes globais, a empresa mantém a inovação como parte central do seu trabalho. Aviso para candidatos da Região Metropolitana de Campinas Para quem reside na Região Metropolitana de Campinas, a presença nos escritórios é obrigatória, conforme a política de frequência vigente. Visão geral da vaga O time busca um Desenvolvedor Java Sênior para atuar em projetos do setor bancário. O papel envolve desenvolvimento de aplicações, manutenção de sistemas críticos e garantia da qualidade das entregas. Principais responsabilidades Desenvolver novas aplicações e funcionalidades conforme o roadmap. Manter sistemas críticos em funcionamento. Monitorar o desempenho das aplicações e agir rapidamente diante de problemas. Acompanhar rotinas de processamento de arquivos para garantir eficiência. Investigar e resolver incidentes conforme necessário. Produzir código limpo, escalável e eficiente, seguindo boas práticas. Participar de revisões de código, oferecendo feedback construtivo. Diagnosticar e corrigir bugs e problemas de desempenho. Colaborar no design e arquitetura de sistemas. Garantir a qualidade das novas funcionalidades durante a homologação. Participar de reuniões interdepartamentais para acompanhar mudanças no ambiente. Preparar e supervisionar o gerenciamento de mudanças, incluindo deploys em produção. Tecnologias utilizadas Java: Java 11, Java 21 Frameworks: Spring, Spring Boot Gerenciamento de dependências: Maven Outras tecnologias: .NET Ferramentas de desenvolvimento: GIT, Jenkins, Docker Localização: Brasil

CI&T works at the intersection of human expertise and AI, delivering technology solutions at scale. With more than 8,000 professionals worldwide and decades of experience across 1,000+ client partnerships, the company integrates Artificial Intelligence into daily operations. Location Requirement Important: Candidates living in the Metropolitan Region of Campinas are required to work onsite at the Campinas office, in line with the company’s current attendance policy. Role overview This Senior Java/Kotlin Developer position involves collaborating on projects for a financial sector client. The role combines hands-on development with supporting technical leadership and contributing to agile deployments. High-quality delivery remains a key focus throughout each project. Main responsibilities Collaborate with teams to deliver technology solutions for a client in the financial market Support technical leadership within the development group Participate in agile deployments, maintaining a strong focus on quality Requirements Solid experience in backend development using Java 11, Spring Boot, and Kotlin Practical experience with messaging systems such as SQS, Kafka, or RabbitMQ Automated testing experience is a plus Familiarity with PostgreSQL, including both relational and non-relational features Knowledge of AWS Cloud Soft skills Understanding of agile practices within development teams Resilience in the face of challenges Proactive work style Ability to partner with clients, understand their goals, and suggest solutions Strong communication skills to build constructive relationships with colleagues

About UsAt Remedy Product Studios, we specialize in product strategy, technology execution, launch, and investment. As a rapidly growing technology firm, we collaborate with leading start-ups and brands to build and scale their digital products. Our approach combines data-driven methodologies with high-performing teams, forming the foundation of our tech-centric culture.We engage with start-ups to strategize, execute, launch, and invest in innovative digital solutions, including web and mobile applications, data science tools, and firmware for connected devices.We believe that great people make a great company, and we want you to be a part of our journey!