Pomelo

Fintech

SsrSoftwareEngineerBackend

buenos aires, buenos aires f.d., argentina
Market Sentiment
HIGH DEMAND

Neural analysis suggests this role is
optimal for Mid candidates.

The Brief

“Ssr Software Engineer Backend at Pomelo. Skills: Backend development, Microservices, Distributed architectures, Cloud (AWS), Databases (SQL, NoSQL), AI tools for development. Designing and operating microservices and APIs. Building capabilities that enable clients to operate, scale, and evolve their financial products”

Industry & Context.

Fintech
Problems you'll solve

Understanding customer problems deeply; Pushing simple, scalable, high-impact solutions

What They're Looking For.

Must Have

3+ years developing backends in production (Java/Kotlin/Go), Experience with microservices and distributed architectures (messaging/events), Good command of OOP and common patterns, Experience with databases: SQL (PostgreSQL/MySQL) and at least one NoSQL (e.g., DynamoDB/MongoDB), AWS (or cloud equivalent) and CI/CD management, Work with Git (PRs/branches), Automated testing practices (unit/integration), Participation in code reviews, Knowledge of observability (metrics, logs, tracing), Operation of services in production, Practical use of AI tools for development (experience or strong interest using assistants like Claude, Codex, JetBrains AI, etc.), Criterion for using AI in a real context: understanding when to trust, how to validate outputs (tests, reviews, metrics), and how to integrate it into the development workflow without compromising quality

Nice to Have

Experience with containers/Kubernetes (EKS), GitOps (ArgoCD), IaC (Terraform/CDK), Experience in fintech domains (issuing, acquiring, accounts, risk, collections), Experience integrating AI APIs or LLMs: use of OpenAI or other providers, API key management, basic orchestration or use of gateways (e.g., Cloudflare AI Gateway), Automation of development workflows with AI: generation of tests, assisted refactors, internal tooling, etc.

What You'll Do.

Designing and operating microservices and APIs

Building capabilities that enable clients to operate

and evolve their financial products

Developing critical components of the transactional flow (commissions

Enabling ecosystem expansion through a massive actions engine

Developing financial APIs for settlement

Developing data and reporting solutions

Developing backoffice platforms

Developing new AI-based capabilities

Proposing and building technical and product improvements

Driving good testing practices

Integrating AI tools to accelerate development

and optimize workflow

Understanding customer problems deeply and pushing simple

high-impact solutions

How You'll Work.

Team & Collaboration

Working closely with product, business, data, and infrastructure teams; Actively participating in decisions; Building end-to-end solutions; Collaboration with talented people from all over Latin America

Full Job Description

Somos líderes en tecnología financiera para la emisión, procesamiento y gestión del negocio de tarjetas en América Latina. Creamos infraestructura financiera de clase mundial que permite a cualquier empresa lanzar tarjetas de crédito, débito o prepago de manera ágil, rápida y con los más altos estándares de seguridad. Con una integración sencilla a través de APIs y tecnología totalmente en la nube, nuestros clientes pueden migrar su infraestructura antigua, como también lanzar y expandir su negocio a toda la región Sumate al equipo de +250 personas que está revolucionando el ecosistema financiero en LATAM. A lo largo de este 2026 seguiremos creciendo, ¡tenemos muchas posiciones abiertas! Si tenés ganas de sumarte al team y ser un pomeler, ¡conocé todas las oportunidades que tenemos! ¡Building Better Cards! 💳 En el equipo de Ingeniería estamos buscando un/una Ssr Software Engineer Backend para sumar al team de Enablers. En Pomelo, el equipo de Enablers impulsa el crecimiento del negocio construyendo las capacidades que permiten a nuestros clientes operar, escalar y evolucionar sus productos financieros sin fricció n. Somos responsables de componentes críticos del flujo transaccional como comisiones, loyalty, impuestos y tipos de cambio, que impactan en cada operación procesada. Habilitamos la expansión del ecosistema a través de un motor de acciones masivas, que permite migrar usuarios y operaciones desde terceros hacia Pomelo y ejecutar cambios a gran escala (como actualizar estados o aplicar acciones sobre grandes volúmenes de cuentas y tarjetas). Complementamos esto con APIs financieras para settlement, billing y conciliación, y con soluciones de data y reporting que brindan visibilidad y control sobre el negocio. Además, desarrollamos las plataformas (backoffice, dashboards y tools) y nuevas capacidades basadas en inteligencia artificial que permiten a equipos internos y clientes operar de manera eficiente y autónoma. ¿Qué desafíos te esperan? Innovación continu

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