Lead Full Stack Engineer - Users & Auth (Ingeniero/a Lead Full Stack - Usuarios y Autenticación) - Hybrid

Clara · Colombialead

In short

▸Líder técnico encargado de integraciones con clientes y partners, desde evaluación hasta entrega.
▸Trabajas directamente con clientes y equipos técnicos externos, construyendo soluciones personalizadas con enfoque en seguridad y escalabilidad.
▸Destaca ser el propietario técnico completo del ciclo de vida de cada integración, con impacto directo en el crecimiento del producto.

Working directly with end customers

In ~1 minute you get: who interviews you, the likely questions answered from your CV, and your CV tailored to this job. Free, no card.

What they ask for

✓Experiencia directa con partners o clientes en papeles técnicos, no solo escribiendo código.
✓Capacidad de diseñar soluciones desde cero para necesidades específicas del cliente.
✓Habilidad para comunicar de forma clara con stakeholders técnicos y no técnicos.
✓4+ años de experiencia en desarrollo backend con integraciones de API, webhooks y mapeo de datos.
✓Fluidez profunda en patrones de integración: REST, arquitecturas event-driven, OAuth, idempotencia.
✓Capacidad de actuar rápido en entornos ambiguos: evaluar, escalar y comenzar a construir en pocos días.

Don't tick every box? That's normal — your free dossier shows your gaps and how to cover them in the interview.

RESTwebhooksOAuthtoken managementevent-driven architecturesidempotencysecrets managementdata minimizationsandbox testingobservability

Who should you write to at Clara?

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Ready to accelerate your career? Clara is the fastest-growing company in Latin America. We've built the leading solution for companies to make and manage all their payments. We already help over 20,000 large and growing businesses operate with agility and financial clarity through locally issued corporate cards, bill pay, financing, and a powerful B2B platform built for scale. Clara is backed by some of the most successful investors in the world, including top regional VCs like monashees, Kaszek, and Canary, and leading global funds like Notable Capital, Coatue, DST Global Partners, ICONIQ Growth, General Catalyst, Citi Ventures, SV Angel, Citius, Endeavor Catalyst, and Goldman Sachs - in addition to dozens of angel investors and local family offices. We’re building the financial infrastructure that powers high-performing organizations across the region. We invite you to join us if you want to be part of a fast-paced environment that will accelerate your career and support you to do some of the best work of your life alongside a passionate and committed team distributed across the Americas. We're looking for a Forward-deployed Engineer to sit at the intersection of Product Engineering and our Go-To-Market teams, embedded directly with partners and customers to ship integrations fast, acting as the primary technical owner for every integration in your portfolio. You'll own the full integration lifecycle from qualification to handoff, working hands-on with technical and non-technical stakeholders on both sides. You'll write real code, shape the integration framework, and feed patterns back into the platform. In this role, you will: • Own the full integration lifecycle for partners and customers who need hands-on delivery support, qualification, scoping, build, and handoff • Run Phase 0 qualification assessments — mapping systems, data flows, risk surface, and build approach before committing to timelines • Build and configure integration connectors, data mappings, and partner adapters using Clara's integration framework and shared libraries • Coordinate directly with partner technical teams throughout the build, acting as the primary technical point of contact • Partner with Platform/API squads to leverage core primitives (webhooks, auth patterns, event contracts) and flag reuse opportunities • Ensure every integration meets Clara's standards: idempotency, observability, secrets management, data minimization, and sandbox testing • Drive clean handoffs — delivering runbooks, dashboards, on-call assignments, and support playbooks before marking an integration as done • Feed learnings back into the platform: identify patterns that should become shared libraries or configuration 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 (pre

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