Agent Engineer

About CloudWalk : We are not just another fintech unicorn.

We are a pack of dreamers, makers, and tech enthusiasts building the future of payments.

With millions of happy customers and a hunger for innovation, we're now expanding our neural network - literally and metaphorically.About the role : You'll be architecting AI agents that handle real-world financial transactions at scale, building autonomous systems that need to be both intelligent and bulletproof.

We're not looking for another "AI specialist" to check boxes—we're building something audacious : digital intelligence from the ground up.

Whether you're passionate about applied machine learning, obsessed with robust agent architectures, or skilled in building high-performance distributed AI systems.

If you dream in intelligent solutions and see autonomous agents as art, this is your canvas.What You'll Actually Be DoingBuild & Ship : Develop, test, and deploy backend features and APIs in Elixir, ensuring code serves millions of users safely and efficiently.Craft Experiences : Design reliable backend systems and intuitive APIs that make complex financial operations robust and seamless for our customers.Solve & Optimize : Investigate and resolve issues while continuously improving performance, concurrency, and scalability across our distributed systems.Collaborate & Plan : Participate in feature planning, estimation, and scoping alongside product and engineering teams to deliver impactful solutions.Mentor & Learn : Review pull requests, pair program with teammates, and contribute to our engineering culture of continuous improvement.Who We NeedEngineering Excellence : Python mastery is expected, flexibility with other languages as well.Deployment Warrior : You don't just build – you ship.

CI / CD, infrastructure, and keeping complex AI systems running in production are second nature to you.Problem Obsessed : You don't clock out when things get difficult.

You're the type who loses sleep over unsolved puzzles and wakes up with solutions.Framework Fluent : Experience with RAG pipelines, LangChain / LangGraph, and integration with major LLM providers (OpenAI, Anthropic, Google) isn't just preferred – it's required.Bullshit Allergic : You value direct communication, tangible results, and spend zero energy on corporate theater.Portuguese Fluency : Fluent Portuguese communication isn't optional – our agents work with Portuguese-language data and clients daily.

You need to think, debug, and communicate seamlessly in Portuguese.Why Cloudwalk?

Real Autonomy : We hire smart people and get out of their way.

Your ideas won't die in committee.Elite Team : Work with a compact group of brilliant engineers who share your intensity and distaste for the conventional.Actual Impact : Your code won't be gathering dust in some repository – it will reshape how financial systems operate, starting in Brazil and expanding globally.Join us at CloudWalk, where we're not just engineering solutions; we're building a smarter, AI-driven future for payments—together.By applying for this position, your data will be processed as per CloudWalk's Privacy Policy that you can read here in Portuguese and here in English.