Tech Lead (Mobile, TV & Web | Node.js + React) - Brazil

Role Overview ciandt is hiring a Tech Lead to guide projects across mobile, TV, and web platforms. The work centers on Node.js and React, with a focus on building digital products and features that meet high standards. What You Will Do Lead development teams working on applications for mobile, TV, and web. Direct technical decisions and support team members …

Join Speechify as a Tech Lead, where you will be at the forefront of developing innovative web core products and Chrome extensions. In this role, you’ll lead a talented team of developers, driving projects from conception to deployment while ensuring high standards of quality and performance. Your expertise will help shape the future of our products, making them more accessible and user-friendly.

As a Backend Developer specializing in Artificial Intelligence, you will:Develop robust and efficient cloud-based APIs and integrate them into the bank's internal systems and platforms.Conduct automated testing, create test plans, and ensure application validation.Ensure high availability of our products.Collaborate with cross-functional teams to design and implement innovative solutions.Maintain and improve existing backend systems while adhering to best practices.

CI&T brings together human expertise and AI to deliver scalable technology solutions. With a global team of over 8,000 people and more than 1,000 client partnerships in the past three decades, the company places artificial intelligence at the center of its work. Location Note: Candidates living in the Metropolitan Region of Campinas must work onsite at the Campinas office, following current attendance policy. Role Overview This Senior Python Backend Developer position sits within CI&T’s Center of Excellence in Software Engineering (COE), focusing on integrating artificial intelligence throughout the Software Development Life Cycle (SDLC). The project aims to build accelerator agents for a banking client, streamlining both upstream and downstream processes by applying advanced AI orchestration technologies and modern development practices. What You Will Do Develop and maintain backend applications using Python as the main language. Create automation flows and intelligent agents with LangChain and LangGraph. Work with multidisciplinary teams to embed generative AI solutions into SDLC processes. Design and manage SQL and NoSQL databases, including MongoDB, with a focus on efficiency and security. Operate in hybrid cloud environments using Azure and AWS. Participate in code reviews and help define architectural best practices. Support the Developer Experience (DevEx) by building tools that improve engineering team productivity. Required Qualifications Senior-level experience as a backend developer on complex projects. Advanced Python skills. Hands-on experience with AI orchestration frameworks such as LangChain and LangGraph. Proficiency or working knowledge of other languages like Golang and .NET, especially for banking applications. Experience with MongoDB and SQL databases. Background in Azure and AWS cloud platforms. Thorough understanding of all phases of the software development life cycle. Preferred Qualifications Experience with AI-coding tools such as Cursor, Cline, Claude-code, and Antigravity. Understanding of RAG (Retrieval-Augmented Generation) architectures. Knowledge of caching and performance optimization using Redis. Familiarity with the GENIA tool. Basic experience with front-end development for component integration. Personal Competencies Strong technical communication skills.

Location: BrazilOnsite requirement: Candidates living in the Campinas Metropolitan Region must work in the Campinas office, following CI&T's attendance policy. About CI&T CI&T builds scalable technology solutions by combining human expertise with artificial intelligence. With a team of over 8,000 professionals worldwide, the company has partnered with more than 1,000 clients over 30 years of innovation. AI is integrated into daily work at CI&T. Role Overview CI&T is looking for a Senior Java Backend Developer to join the development team. The focus is on raising technical standards and driving ongoing innovation.

At CI&T, we are specialists in technological transformation, combining human expertise with AI to create scalable tech solutions. With over 8,000 CI&Ters globally, we have formed partnerships with more than 1,000 clients throughout our 30 years of history. Artificial Intelligence is our reality.Important: If you reside in the Campinas Metropolitan Area, your presence in our offices will be mandatory, in accordance with the current attendance policy.As a Senior Java Backend Developer, you will be tasked with elevating technical excellence for one of our key global clients, working on critical B2B systems with worldwide reach. You will serve as a technical reference, transforming the development culture within the team by promoting innovation and continuous growth.Key Responsibilities:- Develop highly complex systems in Java, applying advanced architectural patterns and best practices- Introduce technical innovations and new market standards that enhance project quality and efficiency- Lead the implementation of robust, scalable, and resilient microservices- Conduct technical code and architecture reviews, ensuring quality and consistency- Act as a technical mentor for the team, sharing knowledge and fostering new talent- Solve complex problems through deep root cause analysis in critical environments- Develop innovative solutions utilizing AI to optimize workflows and improve efficiency- Exceed client expectations while maintaining commitment to timelines and quality- Lead by example, fostering a culture of collaboration and continuous growthTechnical Requirements:- Proven experience in Java development- Advanced knowledge of Spring Framework and Spring Boot- Experience in microservices architecture and RESTful APIs- Deep understanding of Kubernetes and container orchestration- Experience with SQL and NoSQL databases (MongoDB, PostgreSQL)- Expertise in messaging systems (RabbitMQ)- Excellence in test automation (unit, integration, performance)- Knowledge of event-driven architectures and asynchronous processing- Familiarity with observability and monitoring tools- Experience leading technical teams and complex projects- Mastery of design patterns and SOLID principlesIntermediate to advanced English required.

Role overview Jobgether seeks a Senior Backend Developer with advanced Node.js skills to join its engineering team in Brazil. This role centers on building and maintaining backend systems that power digital financial products used by a global audience. The work involves supporting platforms at scale and ensuring reliable performance for users worldwide. What you will do Design and implement secure, scalable backend services with Node.js Shape and refine the core architecture for digital financial platforms Optimize API performance and strengthen infrastructure resilience Contribute to new product development and influence technical strategy Tackle complex challenges involving real-time systems, microservices, and distributed applications Collaborate with engineers across regions in a remote-first setting Take ownership of projects and help guide platform direction Requirements Extensive experience as a backend developer, with deep Node.js expertise Proven ability to build secure, highly available, and scalable systems Comfortable addressing technical problems in evolving, international contexts Strong communication skills and experience working in distributed teams Work culture Remote-first approach with flexibility and autonomy Engineering team collaborates across multiple regions Chance to contribute to projects that have a global impact

CI&T brings together human expertise and 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, the company has spent three decades applying AI to practical business challenges. Location Requirement Candidates based in the Metropolitan Region of Campinas must work onsite at the Campinas office, according to the company’s current attendance policy. Role overview The Tech Lead - Java Specialist will support a client project in the insurance sector, focusing on the evolution of a core business application. This position combines hands-on full-stack Java development, technical team leadership, and regular client collaboration. Main responsibilities Design, develop, and improve business-critical applications using Java and related technologies. Lead technical discussions and mentor team members across the project lifecycle. Work closely with clients to understand requirements and deliver solutions that meet their needs. Enhance the product’s end-user experience and contribute to its ongoing development.

At CPQD, we are a 100% Brazilian organization dedicated to creating innovative technology solutions that drive progress in various sectors, including telecommunications, agribusiness, finance, utilities, industry, urban development, retail, and defense.We believe that through Our Way of Being and Doing, we can achieve sustainable results while contributing to the development of our team and society.Our core values define our essence: collaboration, customer orientation, trust, respect, innovation, adaptability, and results.Institutional Values - CO-CREATE:CollaborationOrientation to customerConfidenceRespectInnovationAdaptabilityResultsDo you identify with Our Way of Being and Doing? Join us as a Backend Developer III and help us CO-CREATE!

Join Experian as a Mid-Level Backend Developer specializing in Java. In this role, you will be responsible for designing, developing, and maintaining robust backend systems that drive our innovative products. Collaborate with cross-functional teams to deliver high-quality software solutions that meet the needs of our clients.

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 Develop and maintain mission-critical services, APIs, and financial products Improve system performance and ensure reliability Collaborate with engineers in various regions Explore new technologies and contribute to distributed systems Requirements Extensive experience in backend architecture and distributed systems Strong problem-solving skills for complex technical challenges Background in delivering backend products at scale Comfort working remotely and independently Work culture The team values autonomy, ownership, and innovation. Collaboration happens remotely, with encouragement for new ideas and a focus on delivering dependable solutions to a global customer base.

About the Team: Our team is responsible for the digital retail platform portals of BTG Pactual Empresas. We develop innovative solutions that provide a competitive edge for our clients and the market. We collaborate closely with the business team, enhancing agility and efficiency in decision-making. We are a dynamic and versatile group, committed to delivering high-quality and scalable solutions. We value continuous learning, effort, and teamwork. Your Daily Responsibilities: Serve as a technical reference and leader for the technology team; Gather functional and non-functional requirements, aligning technical vision with business objectives. Discuss solutions and engage with the business area and other IT teams. Participate in agile development dynamics, focusing on organization and productivity. Develop features and new systems to meet business and/or client demands. Work with technologies and languages including TypeScript, React, Vite, Cypress, Git, and Datadog. Enhance project standards, tools, and processes.

About the Role anyone-ai is hiring a Backend Developer - AI Trainer based in Brazil. This position focuses on building and improving backend systems that power AI models. Work closely with colleagues from different teams to strengthen AI training workflows and support projects in artificial intelligence. What You Will Do Develop and optimize backend infrastructure for AI model training Apply programming and analytical skills to improve system performance Collaborate with cross-functional teams to advance AI training processes Contribute to projects shaping the field of artificial intelligence Location Brazil

Join Maximus Tribe as a Lead Software Engineer / Tech Lead Manager in the Growth team. In this fully remote role, you will lead innovative projects, mentor a talented team of engineers, and drive technical excellence. Your expertise will play a crucial role in shaping the future of our product offerings and enhancing user experience.

About the Department:The IT Escrituração department is dedicated to the development and maintenance of solutions that support asset bookkeeping processes. This includes managing shareholder positions, registering and updating investor databases, processing corporate events (dividends, consolidations, splits, subscriptions), reconciling with custodians, and generating regulatory information.The team ensures the integrity, security, and availability of the systems that underpin the custodial bookkeeping, ensuring compliance with market rules and regulatory bodies, as well as proper integration with other internal areas and participants in the financial ecosystem.Your Daily Responsibilities:Actively participate in the conception and structuring of new products in collaboration with the business area.Work in a collaborative and democratic environment, with the autonomy to propose ideas and directly impact product evolution.Develop systems with cutting-edge technologies, contributing to innovative solutions in the financial market.

Role overview Encora10 is looking for a Senior Backend Developer with advanced skills in Java and Python. This remote position is open to candidates based in Brazil. The role involves collaborating with development teams across Europe, Canada, and the United States to build and maintain scalable backend services for both cloud-native and on-premise environments. A strong background in Kubernetes and microservices orchestration is required. What you will do Design, develop, and maintain backend systems using Java and Python. Build and manage RESTful APIs and microservices architectures. Containerize applications with Docker and manage deployments using Kubernetes manifests and Helm charts. Deploy, operate, and scale applications on Kubernetes clusters in both cloud (AWS, Azure) and on-premise settings. Implement and oversee CI/CD pipelines for automated build, test, and deployment processes. Work with SQL and NoSQL databases to ensure data integrity and optimal performance. Monitor application and cluster health using tools like Prometheus, Grafana, and the ELK stack, troubleshooting issues as they arise. Apply security best practices to applications and infrastructure within Kubernetes environments. Optimize backend systems for speed, scalability, and resilience. Keep up to date with new cloud-native technologies and Kubernetes advancements. Support infrastructure-as-code efforts with tools such as Terraform or Ansible. Participate in code reviews and help maintain high coding standards. Requirements Bachelor's or Master's degree in Computer Science or a related engineering field. Demonstrated experience in backend development roles delivering software solutions. Expertise in Java and Python programming. Hands-on experience with Kubernetes and container orchestration. Familiarity with cloud platforms like AWS and Azure. Experience working with CI/CD tools and practices. Knowledge of SQL and NoSQL database design and management. Strong problem-solving abilities and attention to detail. Excellent communication skills and a collaborative approach to teamwork. Position details Location: Brazil Job Mode: Full-time Work Mode: Remote (work from home)

Join Coderockr as a Backend Python Developer!We are seeking a proactive and responsible individual who understands the impact and real needs of their work. You should thrive in a collaborative environment where teamwork drives better results.Your communication skills should enable you to engage in constructive discussions, bringing innovative ideas that contribute to both your success and that of the team. Understanding products and businesses is crucial, as our primary goal is to deliver value beyond just writing beautiful code.As a versatile developer, you should comprehend how the various components connect—front-end, back-end, databases, and network layers—and how this connectivity affects application performance. A passion for evaluating and learning new technologies and tools is essential.

Join BTG Pactual as a Backend Developer specializing in IT Asset Servicing. In this role, you will be responsible for designing, implementing, and maintaining backend services that power our asset servicing solutions. You will work closely with cross-functional teams to enhance our technology stack and improve service delivery.

Why Join Valtech? We are a pioneering experience innovation company and a trusted partner to some of the most recognized brands globally. At Valtech, we prioritize our people by providing growth opportunities, fostering a values-driven culture, offering international career paths, and empowering you to shape the future of experiences.Your OpportunityAt Valtech, you will thrive in an environment that encourages continuous learning, meaningful impact, and professional development. Whether you are creating cutting-edge digital solutions, challenging the status quo, or enhancing customer experiences, your contributions will play a vital role in transforming industries.

Mindbody, Inc., known for brands such as Playlist and ClassPass, develops technology that connects people with fitness, wellness, and other meaningful experiences. The company supports both businesses and individuals, helping entrepreneurs and their communities turn goals into action. This Staff Backend Software Engineer position is fully remote and available to candidates living in Brazil. The engineering team values curiosity, innovation, and a commitment to building technology that fosters real human connection. Role overview Develop secure and scalable backend systems that drive Mindbody’s wellness platform, supporting studios and engaging users. Collaborate with Product, Design, and QA teams to deliver new features from concept to launch, always considering user experience. Design and implement backend services and APIs that are easy for other engineers to maintain and use. Promote engineering quality through automated testing, code reviews, and monitoring. Streamline processes and minimize unnecessary complexity while delivering reliable software. Contribute to architectural decisions and help define how microservices interact within a service-oriented setup. Mentor teammates, encourage feedback, and support a collaborative engineering culture that values diverse perspectives. Location This is a remote position open to candidates based in Brazil.