Source Job

Brazil

  • Lead technical vision and architecture for backend microservices in payments and fraud prevention.
  • Drive cross-team initiatives, reduce technical debt, and improve engineering practices.
  • Mentor engineers and guide adoption of generative AI tools while ensuring reliability.

Java Spring Microservices System Design Generative AI

20 jobs similar to Senior Software Engineer

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Brazil

  • Design, develop, and evolve backend microservices and APIs that power digital commerce and payment processing.
  • Own production support, monitoring, and incident resolution to ensure service stability and performance.
  • Collaborate with engineering teams and business stakeholders to shape technical priorities and promote code quality with responsible use of generative AI.

This company powers digital commerce, payment processing, and fraud prevention across Latin America. It operates with a remote, collaborative, and fast-paced engineering culture, emphasizing technical ownership and innovation.

Brazil

  • Lead the technical evolution of the AI Agent Builder product, combining hands-on Python development with architectural leadership.
  • Design, build, and maintain scalable, resilient, and observable backend services using Python.
  • Mentor engineers, review code, and collaborate with Product, Design, and Frontend to deliver reliable AI-powered solutions.

RD Station is a Brazilian software company that provides marketing automation and CRM solutions for digital businesses. It fosters a collaborative, inclusive culture focused on well-being and the combination of human judgment with AI-enabled innovation.

Brazil

  • Own SMB acquisition funnel services end to end, building high-throughput backend apps in Kotlin and Go.
  • Drive event-driven architecture and asynchronous messaging with Kafka, ensuring resilience.
  • Partner with Product, Marketing, and Sales to optimize conversion funnels and scale architecture.

Wellhub is a workplace wellness platform connecting employees to fitness, mindfulness, therapy, nutrition, and sleep via one subscription. Headquartered in NYC with a global team, it values wellbeing, collaboration, and diverse perspectives.

Brazil

  • Build, maintain, and improve backend services using Java, Maven, Node.js.
  • Collaborate with client engineering teams to ensure reliable builds and quality.
  • Apply CI/CD and Generative AI tools to deliver practical enhancements.

They are an international software development company that builds reliable, high-quality solutions for global clients. The culture values technical excellence, collaboration, and continuous learning, with a people-first and inclusive environment.

Brazil

  • Develop and evolve complex backend solutions in production microservices, transforming business requirements into scalable and sustainable architectures.
  • Collaborate with architects, tech leads, and product teams to design BFFs and integrations, actively participating in code reviews and best practices.
  • Investigate production issues, identify root causes, and propose architectural improvements while acting as a technical reference for junior and mid-level developers.

CI&T helps large companies turn AI potential into real business impact through AI deployment, AI-native execution, and tech-integrated business solutions. With 30 years of experience and 8,000 CI&Ters across 25+ countries, the company fosters a collaborative culture where AI is embedded in daily work.

Brazil

  • Design and implement AI-powered solutions for healthcare operations, including benefits verification, prior authorizations, and claims processing.
  • Build and maintain web and mobile applications, backend services, and infrastructure across the full technology stack.
  • Own product features end to end, collaborating with clinicians and stakeholders from concept to production.

This partner company develops AI-powered software to transform healthcare practice management and clinical operations. They operate a flat, cross-functional engineering team that embraces AI-assisted development and individual ownership.

Brazil

  • Lead technical onboarding and platform configuration.
  • Deliver technical training, workshops, and demonstrations that connect capabilities to customer needs.
  • Act as the technical bridge between customers, Product, and Engineering.

Pessoa provides an AI-powered software development platform that helps engineering teams improve workflows. The company emphasizes cross-functional collaboration, technical innovation, and professional growth in an inclusive, remote-friendly culture.

Latam Unlimited PTO

  • Build and evolve highly available, event-driven systems supporting large-scale communication with software agents across multiple operating systems.
  • Work across backend services, cloud infrastructure, security, and real-time messaging to deliver reliable and scalable production software.
  • Develop and maintain software solutions across a varied technology stack, ensuring products are functional, efficient, reliable, and scalable.

Cresteo is a nearshore tech services company on a mission to be the world leader in people-first and honest tech services. Their team is passionate about treating software development as a human sport and art form, prioritizing transparency, profit-sharing, and a people-centered culture.

Brazil

  • Lead full-stack development of a clinical trial data platform using Ruby on Rails, React, and microservices.
  • Combine hands-on engineering with technical leadership, influencing architecture and collaborating with clients.
  • Work fully remotely from Brazil on a B2B contract, owning outcomes and improving patient safety.

Jobgether is an AI-powered job matching platform that connects candidates with hiring companies. It uses technology to review applications objectively and shares top-fitting candidates directly with employers.

LATAM

  • Design, build, and maintain scalable, reliable, and high-performance software systems.
  • Contribute to system architecture and technical design, validating solutions through data and experimentation.
  • Collaborate across teams, participate in code reviews, and support applications to ensure system health and reliability.

We are building shared backend platforms and services operating at significant scale. We collaborate across engineering, data science, product, design, and business teams, using AI-assisted coding tools and maintaining high engineering standards.

Brazil Unlimited PTO

  • Architect and evolve scalable backend systems using Scala, Play Framework, PostgreSQL, Redis, and AWS.
  • Build and maintain modern frontend experiences using React, Redux, Chakra UI, and related tools.
  • Drive AI-native engineering workflows, leveraging Claude Code and Codex to deliver high-quality features.

They build an AI-native SaaS platform that helps organizations automate workflows, strengthen compliance, and improve operational efficiency. The company is a remote-first, collaborative engineering team that values autonomy, experimentation, and continuous improvement.

Brazil

  • Design and implement AI agent-driven workflows across the full software development lifecycle, from requirements to deployment.
  • Customize generative AI platforms, tune prompts, and integrate agents with Azure DevOps, Git, and CI/CD pipelines.
  • Ensure quality, security, and compliance by integrating SonarQube, Veracode, automated testing, and risk mitigation.

Brazil

  • Design and develop scalable Java applications using Java 11+ and Spring Boot.
  • Apply TDD and clean code practices to ensure quality, performance, and maintainability.
  • Collaborate asynchronously with a team that values knowledge sharing and architectural discussions.

Security & IT builds scalable and reliable digital financial products. The company fosters an engineering culture that prioritizes software quality, automated testing, sound architecture, and continuous improvement.

Latin America

  • Design and build backend services, APIs, and system-to-system integrations on relational data.
  • Ship end-to-end features, including TypeScript frontend work and complex domain modeling.
  • Help scale AI-native development across the team with shared AI workflows, tooling, and CI/CD integration.

GoFasti is a Talent-as-a-Service that bridges world-class developers and designers from Latin America with first-class companies globally. We value proactive, communicative people who embrace change and constantly improve their skills.

Global

  • Design, develop, and maintain backend services, APIs, and data integration layers that power key product features.
  • Author design documents and drive technical leadership across the domain to ensure scalable, reliable microservices.
  • Mentor junior and mid-level engineers while collaborating cross-functionally with global teams.

Tala is an AI-native credit infrastructure company that connects global capital to the global majority, using proprietary risk intelligence to power credit access at scale. The company has distributed over $9 billion to more than 14 million customers and has been recognized by Fortune, CNBC, and Forbes.

$214,000–$308,000/yr
Brazil 5w PTO

  • Partner with Sales to understand merchant needs and communicate the value of tailored payment solutions.
  • Lead technical discovery, solution design, product demonstrations, and developer Q&A sessions.
  • Own complex integrations from pre-sales through go-live, coordinating stakeholders and managing risks.

A remote-first company providing a unified, API-driven infrastructure for global payments. The team is scaling fast, with a collaborative culture that values autonomy, continuous learning, and solving complex merchant challenges.

Brazil

  • Lead, mentor, and develop two software engineering teams to drive technical excellence and collaboration.
  • Partner with Product, Design, and Data teams to align engineering initiatives with business priorities.
  • Foster a high-performance culture focused on ownership, continuous improvement, and professional growth.

The company operates an online marketplace, aiming to deliver an outstanding experience for its users. It fosters a flexible, predominantly remote culture that values autonomy, innovation, and measurable impact, while supporting diversity through affirmative action initiatives.

Colombia

  • Design, build, and deploy backend services and event-driven pipelines for messaging, notifications, location, and subscriptions.
  • Improve reliability, latency, and delivery rates of high-volume messaging and notification systems.
  • Collaborate with cross-functional teams to launch experiments and own features end-to-end from concept to rollout.

OfferUp is a top local marketplace app for buying, selling, and connecting in communities. Founded in 2011 and based in Bellevue, WA, it serves millions of U.S. users and was used by over 1 in 6 adults in 2024.

Brazil

  • Evaluate AI-generated Java solutions for correctness, efficiency, and maintainability.
  • Analyze object-oriented design, concurrency, JVM behavior, data structures, algorithms, and architecture.
  • Document recurring model failure patterns and communicate findings in a structured, actionable way.

Jobgether is an AI-powered job matching platform that connects candidates with hiring companies. It posts roles on behalf of partner employers and emphasizes objective, fair application reviews.

Brazil

  • Evaluate AI tools and solutions, including Generative AI, considering technical feasibility, costs, risks, and business alignment.
  • Support planning, execution, and documentation of Proofs of Concept (POCs), defining success criteria and analyzing results.
  • Collaborate on implementing and transitioning AI solutions to production, applying security, privacy, and responsible AI practices.

CI&T helps large enterprises transform AI potential into real business impact with AI deployment and tech-integrated business solutions. With 30 years of experience and 8,000 employees across 25+ countries, they foster a collaborative culture where AI is part of daily work.