Senior Full Stack Java - React Developer

Encora is seeking a Senior Full Stack Java - React Developer based in Brazil. This position involves designing, building, and maintaining advanced software applications. The role centers on translating business needs into scalable and efficient systems using Java and React. Role overview The Senior Full Stack Developer will work closely with cross-functional…

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: 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.

Join Sigma Software Group as a Senior Full-Stack Developer specializing in Python and React. In this role, you will be responsible for designing, developing, and maintaining high-quality web applications. You will collaborate with cross-functional teams to deliver innovative solutions that meet client needs.

Join our dynamic team at ciandt as a Senior Full Stack Developer specializing in Java and Angular. In this role, you will collaborate with cross-functional teams to design and implement innovative software solutions that enhance user experiences and drive business success.As a key player in our development team, you will leverage your expertise in both front-end and back-end technologies to build responsive applications, improve system performance, and ensure high-quality code delivery.

Jobgether is looking for a Senior Full-Stack Engineer with strong skills in Python and React. This position is based in Brazil and focuses on building and maintaining software solutions that support the company’s goals. Role overview This role centers on developing reliable applications and working closely with colleagues from various disciplines. The Senior Full-Stack Engineer will play a key part in both backend and frontend development, using Python and React to deliver features and improvements. What you will do Develop and maintain software using Python and React Collaborate with cross-functional teams to deliver project requirements Contribute to the design and evolution of the technology stack Help ensure applications are stable and meet quality standards Requirements Proven experience with both Python and React Strong background in full-stack development Ability to work effectively with team members from different functions

Role overview This Senior Full Stack Engineer position at Encora is a full-time, remote role based in Brazil. The team works from home and collaborates across design, product, and engineering to build and enhance a SaaS single-page application. The platform is built with React and communicates via GraphQL to a serverless AWS backend. The focus is on helping sales organizations improve their go-to-market strategies and drive revenue growth. What you will do Design, develop, and deploy a modern web application using current web technologies and cloud solutions Lead architectural discussions and decisions Break down features into actionable stories and tasks Write clean, efficient, and maintainable code that aligns with industry standards Test software components thoroughly to identify and fix bugs, ensuring reliability Optimize code and system architecture for scalability and strong performance Work closely with designers, product managers, and QA to integrate software modules smoothly Apply creative problem-solving with a focus on client success Requirements Strong experience with TypeScript, JavaScript, React, and Node.js, especially TypeScript Background in microservices architecture, GraphQL, Apollo, Docker, and AWS services (Lambda, Aurora, DynamoDB, DocumentDB, ECS) Demonstrated ability to build high-performance applications Location and work arrangement Based in Brazil Full-time position Remote, work-from-home setup

Role overview As a Senior Full Stack Software Engineer at oowlish, this position centers on building applications that incorporate Artificial Intelligence. The work involves both Node.js and React, with a focus on improving user experiences and advancing business objectives. What you will do Collaborate with cross-functional teams to define and deliver new product features Participate in all phases of the software development lifecycle, from initial planning through deployment Use current development practices to maintain software quality and support long-term maintainability Design, develop, and maintain full stack solutions with Node.js and React Location This role is based in Brasília, Federal District, Brazil.

oowlish seeks a Senior Full Stack Engineer to build and support web applications using React, TypeScript, and NestJS. The position centers on developing scalable solutions that address client requirements. Key responsibilities Design, develop, and maintain web applications with React, TypeScript, and NestJS Collaborate with cross-functional teams to deliver new features Shape the architecture and scalability of applications used by clients Location This role is based in Brasília, Federal District, Brazil.

CI&T brings together human expertise and artificial intelligence to build scalable technology solutions. With a team of over 8,000 professionals worldwide and a 30-year track record, the company has partnered with more than 1,000 clients. Artificial Intelligence plays a central role in CI&T’s approach to technological transformation. Location note: For those living in the Metropolitan Region of Campinas, working from the CI&T offices in Campinas is mandatory under the current attendance policy. Role overview This mid-level Full Stack Developer position focuses on Java and Angular for a financial sector project. The role centers on developing and maintaining features for a key company product, ensuring its quality, stability, and ongoing improvement. What you will do Support a multidisciplinary team by assisting with technical problem-solving. Refine and deliver technical solutions across various scenarios. Work closely with other developers to meet quality standards for the client. Address issues proactively, considering the broader business context. Contribute to team learning through training sessions and workshops. Requirements Proficiency in Java, Angular, NodeJs, Microservices, and REST APIs. Preferred qualifications Experience with Architecture, CI/CD, Docker, Kubernetes, Networking, Automated Testing, or Websphere.

What we expect from you:Be proactive, analyzing and understanding the impacts and real needs behind your deliverables.Take ownership of what you produce and deliver (Ownership mindset).Believe in achieving better results through teamwork.Communicate openly, engaging in healthy discussions, and bringing ideas that contribute to both your success and that of the team.Understand Products & Business. Our main goal is to deliver value, which goes far beyond just writing beautiful code.Be versatile: understand how all components connect (front-end, back-end, database, network layers, etc.) and how this impacts the performance of your code/application.Be capable of evaluating and learning about new technologies and tools. Desired Profile:Discipline and organization are fundamental.Thirst for knowledge.Provide feedback on tools used, aiming to improve development.Researcher in your spare time, bringing innovations that can be practically applied to projects.Critical thinking.Engagement with the team for sustainable growth.

Role overview Oowlish is seeking a Senior Software Engineer based in São Paulo to develop and deliver full-stack applications. The position emphasizes hands-on work with Node.js and React, especially on projects that incorporate artificial intelligence. Collaboration is essential in this role. The engineer will work closely with cross-functional teams to ensure that software solutions meet client requirements and expectations. Key responsibilities Design and build full-stack applications using Node.js and React Contribute to projects with an artificial intelligence component Work alongside teams from different disciplines to deliver solutions tailored to client needs Requirements Experience with Node.js and React in a full-stack development context Interest or background in artificial intelligence projects Strong ability to collaborate with cross-functional teams Located in São Paulo

About TruelogicTruelogic is a premier provider of nearshore staff augmentation services, proudly based in New York. For over 20 years, we have been delivering exceptional technology solutions to a diverse range of clients, from visionary startups to established industry leaders, assisting them in achieving their digital transformation goals.With a robust team of over 600 skilled technology professionals located in Latin America, we drive digital innovation by collaborating with U.S. companies on their most significant projects. From empowering Fortune 500 corporations to supporting emerging startups, our results are impactful and transformative.By applying for this position, you are taking the initial step towards joining a vibrant team that values your skills and aspirations. We are committed to aligning your capabilities with opportunities that promote remarkable career development and success while contributing to pivotal projects shaping the future.Our ClientOur client is a pioneering Fintech company dedicated to helping homeowners maximize their property's value. They provide an innovative alternative to traditional financing through Home Equity Investments (HEIs), enabling homeowners to access their equity without accruing monthly debt.Job SummaryAs a Senior Full-Stack Engineer, you will lead the technical direction and execution of high-impact projects that align with vital business objectives. You will collaborate closely with Product and Design teams to develop scalable, user-centric applications and remain actively involved throughout the entire development lifecycle, from architecture to deployment. Additionally, you will mentor and guide engineers while ensuring alignment, quality, and timely delivery across teams.

Role overview oowlish is hiring a Senior Full Stack Engineer based in São Paulo. This position focuses on building and enhancing web applications using React, TypeScript, and NestJS. The work involves designing scalable solutions that address both user needs and business objectives. What you will do Develop and maintain web applications with React, TypeScript, and NestJS Collaborate with fellow engineers to address technical challenges Contribute to features that strengthen user experience and system reliability Requirements Significant experience working with React, TypeScript, and NestJS Ability to handle both frontend and backend development tasks Interest in teamwork and collaborative problem-solving Prepared to tackle complex issues and deliver effective solutions

Location: BrazilJob Mode: Full-timeWork Mode: Remote Role overview Encora is looking for a Senior Full Stack Engineer with expertise in the .NET ecosystem. This position centers on building scalable, secure, and high-performance SaaS applications. The work is fully remote within Brazil. What you will do Develop and implement features for SaaS products using C# and either Angular or React Troubleshoot issues and resolve technical challenges as they arise Contribute to system architecture and design decisions Participate in planning and support AI-powered workflows Requirements Strong proficiency in .NET technologies Experience with C# Skilled in either Angular or React Background in developing SaaS applications Ability to work independently from a remote location in Brazil

CI&T delivers technology transformation projects, combining human expertise with artificial intelligence to build scalable solutions. With over 8,000 professionals worldwide and more than 1,000 client partnerships over three decades, CI&T focuses on real-world AI and digital innovation. Location Requirement Mandatory office attendance applies to candidates living in the Metropolitan Region of Campinas, following our current company policy. Role Overview CI&T is hiring a Senior Full Stack Developer based in Brazil for a major project in the financial sector. This role offers the chance to work on impactful technology initiatives alongside experienced teams.

At CI&T, we are experts in technology transformation, merging human intelligence with AI to develop scalable tech solutions.With a global team of over 8,000 professionals, we have established partnerships with more than 1,000 clients throughout our 30-year journey. Artificial Intelligence is at the core of our operations.In this position, you will be an integral member of the digital product teams for a well-known automotive brand in the USA. The applications you develop will significantly influence how customers discover, purchase, and engage with vehicles and connected services.We are in search of a Senior Fullstack Developer who has extensive experience with React and Java (Spring Boot), along with familiarity with Node.js and GraphQL. You will be responsible for designing, developing, and maintaining enterprise-level web applications and microservices that are high-performing, secure, and user-focused.

Join Truelogic, a premier provider of nearshore staff augmentation services headquartered in New York. Our dedicated team of 500 skilled professionals is spearheading digital innovation across leading U.S. companies from Latin America. At Truelogic, we empower businesses of all sizes to realize their digital transformation objectives.Are you passionate about driving innovation? Have you ever envisioned creating products that make a difference for millions? If so, we invite you to apply and become a vital part of our team!Your Role:As a Senior Full-Stack Engineer, you will play a pivotal role in the development of cutting-edge veterinary software designed to enhance patient care, improve staff productivity, and reduce burnout in veterinary practices. Your responsibilities will include designing and implementing scalable software solutions that serve thousands of users in animal hospitals globally. You will have the opportunity to take ownership of complex projects and collaborate with a small, agile team to deliver high-quality software that addresses real-world challenges faced by our clients. Our teams are deeply knowledgeable in their domains and strive to deliver value efficiently.

Join AE Studio, a premier development, data science, and design studio dedicated to partnering with founders and executives to craft bespoke software solutions and advanced machine learning applications. We create innovative products, platforms, and internal initiatives that enhance the agency of all conscious beings. Our team merges exceptional software engineering, AI proficiency, and intuitive product design to deliver impactful projects that truly matter. We are seeking a Senior Full-Stack Developer who excels at integrating modern web engineering with practical AI applications. This role entails designing, developing, and deploying production-ready AI-driven applications while upholding the standards expected of a leading software developer.

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.