Senior Fullstack Engineer

<div class="content-intro"><p><strong>Clara is the leading platform in Latin America for companies to execute and manage every payment operation.</strong> More than 50,000 leading and fast-growing businesses run on our corporate cards, bill pay, financing and B2B payments, and in 2025 the Financial Times named Clara the region’s fastest-growing company. We’re passionate about helping every company we work with become more effective—and, through that, raising the region’s competitiveness. We’re ~400 people, backed by Notable Capital, Coatue, Kaszek, monashees, DST Global, ICONIQ, General Catalyst and Goldman Sachs, among others.</p></div><p><strong>We're looking for a Senior Fullstack Engineer to join Clara's Integrations team — the squad responsible for connecting Clara's financial platform to the ecosystem of ERPs, banks, payment processors, and enterprise systems that power our clients' operations across Brazil, Mexico, and Colombia.</strong></p> <p>You'll design and build the integrations, pipelines, and APIs that keep Clara's financial data flowing reliably across dozens of third-party connections. Fullstack here is real — several of our most important upcoming initiatives require building internal tooling and client-facing interfaces from scratch, and you'll be expected to own those end to end.</p> <p>AI fluency is central to

how we work on this team — you're expected to use it across the full development lifecycle, from design to deployment, and to reach for it whenever it makes you faster or better.</p> <p><strong>In this role, you will:</strong></p> <ul> <li>Design, build, and maintain backend integrations with payment processors, ERP platforms, and financial infrastructure providers across Latin America</li> <li>Architect scalable, secure, and observable services that handle sensitive financial data with the reliability our clients depend on</li> <li>Build and own frontend interfaces when the initiative calls for it — internal tooling, integration dashboards, configuration UIs</li> <li>Use AI tools to automate repetitive engineering workflows, accelerate delivery, and close skill gaps — from scaffolding integrations to generating and reviewing code</li> <li>Set the technical bar through code reviews, architectural input, and hands-on mentorship of junior and mid-level engineers</li> <li>Collaborate closely with Product, Design, and Data to translate complex integration

requirements into reliable, maintainable solutions</li> <li>Identify and tackle tech debt that creates operational risk or slows

the team down</li> </ul> <p><strong>

Who you are</strong></p> <p><strong>We're looking for someone who meets the minimum

requirements to be considered for

the role.</strong></p> <p><strong>Must haves:</strong></p> <ul> <li>5+ years of backend software development experience, with at least 1–2 years working across the full stack</li> <li>Strong software architecture and system design skills — you've built systems that scale and fail gracefully</li> <li>Strong proficiency in one or more backend languages; our primary stack is Java / Spring Boot</li> <li>Good frontend knowledge in one or more frontend language/framework (our stack is React)</li> <li>Demonstrated use of AI tools throughout the development process — design, coding, code review, debugging, and documentation. Experience using tools like Claude, Devin, or n8n to automate repetitive or complex engineering workflows</li> <li>Strong communication skills and comfort collaborating cross-functionally with Product, Design, and Operations</li> <li>Working proficiency in English</li> </ul> <p><strong>Nice to haves:</strong></p> <ul> <li>Experience with AWS, Metabase, or Databricks</li> <li>Familiarity with SQL or Python for backend or data use cases</li> <li>Background in fintech, payments, banking integrations, or credit infrastructure</li> <li>A good sense of humor — we work hard and we like to enjoy it</li> </ul> <p> </p> <p><strong>Where we work</strong></p> <p>This is a remote-first role: you'll work from home day to day. You'll ramp up in person with

the team, and come together in person for team moments, events and customer visits through the year.</p><div class="content-conclusion"><h2>Why Clara</h2> <ul> <li><strong>A high talent-density team</strong> driven to make an impact in Latin America — low ego, high ownership.</li> <li>Competitive salary and stock options (ESOP) from day one.</li> <li>An annual learning budget and accelerated development paths.</li> <li>English is our working language, with Spanish and Portuguese every day.</li> </ul> <h2>

How we work</h2> <ul> <li><strong>Clarity</strong> — Open and direct communication: we say what we mean and give context where it matters.</li> <li><strong>Simplicity</strong> — If it can be simpler, it should be.</li> <li><strong>Ownership</strong> — We own everything we do, end to end. When something needs to happen, we don't wait.</li> <li><strong>Pride</strong> — We hold ourselves to a high standard, and it shows in what we deliver.</li> <li><strong>ABC (Always Be Changing)</strong> — We adapt fast, embrace change, and keep learning.</li> <li><strong>Inclusivity</strong> — Diverse ideas, stories and perspectives build a better Clara.</li> </ul> <p>If you meet the must-haves, apply — the nice-to-haves are a

bonus, not a requirement.</p></div>