Cloudwalk

You'll support **privacy and security incident response** for a fintech company, assessing scope and severity of incidents involving personal data. Your work directly impacts **regulatory compliance and risk mitigation** across Security, Engineering, and Legal teams.

You'll join CloudWalk's red team to **break into systems**, **exploit vulnerabilities**, and **engineer automation** that eliminates entire vulnerability classes. You'll blend offensive security with defensive engineering to shape security at scale.

You'll join a multidisciplinary Risk Team to **build machine learning models** that detect and prevent fraud. Your work will **process large-scale datasets** to extract actionable insights. You'll bridge theory and production, delivering **scalable risk solutions** for a fintech ecosystem.

You'll lead **integrated brand campaigns** for a **fintech unicorn** building the **future of payments**. You'll connect strategy, creative, media, and PR into high-impact awareness campaigns that move from concept to market with speed and quality.

You'll operate and improve our GRC platform, supporting audits and risk management for a **fast-growing fintech**. You'll evolve **automated security bots** that bring compliance into the future. This is a chance to leave checklist-driven GRC behind and move toward **GRC-as-code**.

You'll design **acquisition and retention strategies** using data and automation, building **lifecycle flows with Iterable** that move users. You'll identify funnel bottlenecks and run fast experiments, working with product teams to turn product moments into timely communication. You'll also use **generative AI to scale content production and personalization**.

You'll join a high-performing risk team building the **credit risk framework** for a payments fintech in compliance with **BACEN regulations** and IFRS 9. You'll manage retail credit exposures and develop **ML/AI-based risk models** to enable innovation safely.

You'll **own and evolve PIERRE's design system** in Figma and code for CloudWalk's AI-powered personal finance product. Your work directly shapes how millions in Brazil interact with their money. You'll collaborate with a **small, opinionated team** using AI tools like Claude Code and Cursor as part of daily workflow.

You'll collaborate with a creative team to develop visually stunning animations and visual effects for digital media projects. Your work will directly impact user engagement and storytelling across platforms. **Motion design** and **basic VFX** skills are essential for this role.

You'll develop and maintain authentication systems for a regulated financial environment. You'll build SDKs and tooling used by other engineering teams. **This role also touches a ledger system**, giving you exposure to both auth and financial infrastructure.

You'll **develop and maintain Stratus**, an EVM-compatible centralized ledger, and **operate indexers** that expose ledger state. You'll **improve performance and reliability** of a system holding production financial state.

You'll design and own **event tracking architecture** across web, app, and backend. You'll ensure reliable, actionable data for **acquisition, engagement, retention, and monetization**. This role connects Marketing, Product, and Data through **measurement strategy and automation**.

You'll manage **full-cycle recruitment** for technical and non-technical roles, leveraging **AI tools** to source and select top talent. You'll track metrics to optimize the hiring funnel and collaborate with hiring managers to understand team needs. This role is part of a team pioneering AI advancements in talent attraction.

You'll architect and ship **AI-powered solutions** that transform how fintech operates, owning outcomes end-to-end. Your work will build the blueprint for **autonomous systems** that handle real workflows, not just answer questions. This role offers **radical ownership** with AI as your team.

You'll **build our CDB strategy from scratch** as a key early hire in a high-impact Financial team. You'll directly shape how we structure and grow a multi-billion portfolio with **data-driven market insights** and **AI-enhanced analysis**. This role offers true ownership and the chance to define the playbook for a new funding book.

You'll design, train, and deploy **machine learning models** at the edge to detect anomalies and block attacks in real time. You'll bridge security intelligence and data science, turning raw network traffic into a **proactive defense mechanism**. This role lets you weaponize AI to protect billions of transactions.

You'll join a high-performing Risk Management team shaping the credit risk framework for a Type 3/Segment S3 financial institution in the payments space. You'll manage retail credit exposures across merchant and consumer portfolios, blending **credit risk expertise** with **data, automation, and AI** to build scalable, smart systems. This role offers the chance to design next-gen credit risk solutions at a fintech innovator.

You'll **design and evolve Kubernetes architectures** across multi-cluster environments for a dynamic team. Your work directly impacts **platform reliability, security, and scalability**. You'll combine infrastructure thinking with AI fluency to solve hard problems.

You'll join the Compliance Team at CloudWalk to **improve AML/CTF protocols** and **monitor financial crime patterns** using advanced data analysis. You'll enable disruptive fintech products while ensuring regulatory compliance.

You'll manage **KYC and compliance processes** for a fintech unicorn. Your work will directly impact **customer accreditation efficiency** and **regulatory adherence**. You'll leverage **LLMs and automation tools** to improve workflows.

You'll **develop AML/CTF policies** for a **fast-growing fintech**, ensuring compliance with Brazilian and US regulations. You'll monitor transactions, investigate suspicious activity, and collaborate across teams to **strengthen financial crime prevention**.

You'll build and deploy user-facing Flutter code for a fast-growing fintech, crafting **seamless mobile payment experiences** for millions of users. Your work will directly impact **performance, scalability, and trust** in our app. This role stands out for its blend of **cross-platform innovation and real-world impact**.

You'll strengthen CloudWalk's institutional footprint in Brasília, representing the company with regulators and policymakers. Your core impact will shape **regulatory engagement** strategies for a **growing fintech ecosystem**. This role offers high visibility across executive leadership.

You'll design and build the core systems behind our credit card operation, handling real-time authorization, clearing, and ledgering. Your work ensures low latency, high reliability, and correctness for **financial transactions at scale**. You'll operate with **full ownership** of critical paths using **Rust**.

You'll join **CloudWalk's Debt Capital Markets team** to design and execute funding structures. You'll **sell receivables daily** and allocate them at the best price, ensuring optimal cash flow for the company. This on-site role in São Paulo offers hands-on exposure to **financial innovation** in a fast-paced fintech.

You'll analyze regulatory demands in the **financial and payments landscape**, collaborating with Product, Tech, and Compliance teams. Your work ensures **disruptive products meet regulatory requirements** while enabling **seamless user experiences**.