Senior Fullstack Engineer

Who you are We're looking for someone who meets the minimum

requirements to be considered for

the role. Must haves: Experience working directly with external partners or customers in a technical capacity, you're comfortable owning the relationship, not just the code Working directly with end customers Designing the solution from scratch to meet customer needs Great communication skills 4+ years of backend software development experience, with hands-on exposure to API integrations, webhooks, and data mapping Deep fluency in integration patterns: REST, event-driven architectures, OAuth/token management, idempotency Ability to move fast in ambiguous environments: qualify a new integration request, scope it, and start building within days Strong proficiency in one or more backend languages (preferably Java) and comfort working across multiple systems and tech stacks Working knowledge of observability fundamentals: logs, metrics, tracing, alerting, and SLOs You use AI tools as a force multiplier, from scaffolding connectors to automating repetitive mapping work Working proficiency in English and Spanish, or English and Portuguese Excellent communication skills with both technical and non-technical audiences Exposure to integration platforms or connector frameworks (e.g. N8N, Zapier, or custom-built equivalents) Nice to haves: Experience in fintech, payments, or financial data infrastructure Familiarity with PCI/PII data handling and compliance

requirements Experience with AWS, Kafka, or event streaming platforms Proficiency in all three languages (Portuguese, Spanish, and English) is a strong plus A good sense of humor

Why join Clara At Clara, you’ll have the autonomy, speed, and support to make meaningful impact — not just on your team, but on how organizations are run across Latin America.

Who we are We’re the leading B2B fintech for spend management in Latin America. Certified as one of the world's fastest-growing companies, a Great Place to Work , and a LinkedIn Top Startup . Passionate about making Latin America more prosperous and competitive. Constantly innovating to build financial infrastructure that enables each of our customers to thrive. Product-led, high-talent-density culture — designed for builders who raise the bar. Proud of our open, inclusive, and values-driven environment. What we believe in #Clarity. We say things clearly, directly, and proactively. #Simplicity. We reduce noise to focus on what really matters. #Ownership. We take responsibility and never wait to be told. #Pride. We build products and experiences we’re proud of. #Always Be Changing (ABC). We grow through feedback, risk-taking, and action. #Inclusivity. Every voice counts. Everyone contributes to our mission. What we offer Competitive salary and stock options ( ESOP ) from day one Multicultural team with daily exposure to Portuguese, Spanish, and English (our corporate language) Annual learning budget and internal accelerated development paths High-ownership environment: we move fast, learn fast, and raise the bar — together Smart, ambitious teammates — low ego, high impact Flexible vacation and hybrid work model focused on results If you’re ready for growth, ownership, and impact — apply now and help us redefine B2B finance in Latin America. Clara’s Hybrid Policy Claridians in a hybrid mode split their time between working from the office, talking to or visiting customers, or working from home. This hits a balance between bringing people together for in-person collaboration and learning from each other, while supporting flexibility about how to do this in a way that makes sense for each individual and team. We don't enforce a minimum number of days for most roles, but you're expected to spend time at the office organically, and be at the office most days during your ramp-up or when required by your leader.

A meeting lands on your calendar

If they’re a yes, I book the chat. You show up — that’s the whole job-hunt.