Senior Full-Stack Engineer (Java Spring, FastAPI, React/TypeScript)

¡Trabaja en DaCodes!

Somos una firma de expertos en software y transformación digital de alto impacto.

Durante 10 años hemos creado soluciones enfocadas en la tecnología e innovación gracias a nuestro equipo de +220 talentosos #DaCoders, incluyendo desarrolladores, arquitectos, diseñadores UX/UI, PMs, QA testers y más. Nuestro equipo colabora en proyectos con clientes en LATAM y Estados Unidos, logrando resultados sobresalientes.

En DaCodes, tendrás la oportunidad de impulsar tu desarrollo profesional, trabajar en diversos proyectos dentro de distintas industrias, y contribuir al diseño, implementación y optimización de infraestructuras en la nube.

Nuestros DaCoders tienen un gran impacto en el éxito de nuestro negocio y el de nuestros clientes. Serás el responsable de diseñar, construir e impulsar soluciones tecnológicas que habilitan productos de alto impacto.

• Design and implement highly available microservices using Spring Boot, Spring WebFlux, and FastAPI.
• Build clean API interfaces, efficient data flows, and resilient backend architectures.

• Develop and maintain event-driven systems using Apache Kafka for async processing and platform-wide data synchronization.

• Leverage Redis for caching, queuing, and real-time operations to reduce latency and increase throughput.

• Deploy and maintain cloud-native services using AWS technologies including EC2, Lambda, API Gateway, SQS, SNS, DynamoDB, and CloudWatch.
• Serverless is considered a nice-to-have skill.

• Work with frontend teams using TypeScript frameworks like React or Next.js, ensuring seamless integration between UI and backend services.

• Integrate and extend automation workflows using n8n, enhancing APIs and supporting operational efficiencies.

• Implement best practices for authentication, permissions, API security, error handling, monitoring, tracing, and alerting.
• Ensure fintech-grade engineering standards such as idempotency, audit logging, retriable flows, and compliance-aligned design.

• Partner with Product, AI, Data, and Operations teams to define requirements and deliver end-to-end features aligned with business goals.

• Lead code reviews, mentor junior engineers, establish best practices for CI/CD and DevOps.
• Drive architectural decisions and contribute to long-term technical vision.

• Build new backend services from scratch using Spring Boot/WebFlux, FastAPI, or AWS components.
• Design and maintain Kafka-based event-streaming pipelines for payments, notifications, and AI-driven workflows.
• Implement high-performance caching layers using Redis.
• Own and evolve core platform components with strong architectural thinking.
• Write clean, testable, maintainable production-grade code.
• Implement observability patterns across services, including logs, metrics, and tracing.
• Collaborate on frontend integrations with TypeScript and modern UI frameworks.
• Contribute to automation workflows in n8n backed by secure backend logic.
• Build production-ready systems with proper handling of retries, circuit breakers, and security hardening.

• 6+ years of professional software engineering experience.
• Strong proficiency in Java, Spring Boot, and Spring WebFlux.
• Experience building APIs with FastAPI.
• Proficiency with TypeScript and modern frontend frameworks (React, Next.js, or similar).
• Hands-on experience with Apache Kafka in distributed event architectures.
• Strong command of Redis for caching, queues, and performance tuning.
• Experience deploying and maintaining applications on AWS (EC2, Lambda, API Gateway, SQS, SNS, DynamoDB, CloudWatch).
• Solid understanding of distributed systems: concurrency, resilience, retries, backpressure, fault tolerance, and observability.

• Experience with PostgreSQL, DynamoDB, or other scalable NoSQL systems.
• Knowledge of serverless observability, tracing, and logging tools.
• Experience with n8n or other workflow automation tools.
• Exposure to AI/LLM-based systems (RAG, tool integrations, AI agents).
• Familiarity with CI/CD and IaC tools (Terraform, CDK).
• Experience in fintech, payments, digital wallets, remittances, or regulated environments.

• Strong ownership mindset and the ability to create clarity in ambiguous environments.
• Excellent problem-solving and debugging skills across distributed architectures.
• Clear communication and ability to influence technical decisions.
• Comfortable balancing reliability, velocity, and long-term maintainability.
• Collaborative, pragmatic, and committed to high engineering standards.

• 🚀 Integration with global brands and disruptive startups.
• 🏡 Remote / Home office work model.
• 📍 If hybrid or on-site presence is required, you will be informed in the first interview.
• ⏳ Work schedule aligned to the assigned team or project.
• 📅 Monday–Friday workweek.
• 🎉 Day off on your birthday.
• 🏥 Major Medical Expenses insurance (Mexico only).
• 🛡️ Life insurance (Mexico only).
• 🌎 Multicultural, international project teams.
• 🎓 Access to courses and certifications.
• 📢 IT-focused meetups with external expert guests.
• 📡 Virtual team-building events and interest groups.
• 📢 English classes.
• 🏆 Opportunities across multiple business units.
• 🏅 Proudly certified as a Great Place to Work.