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DaCodes.

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

Posted 2 Days Ago
Be an Early Applicant
Remote
6 Locations
Senior level
Remote
6 Locations
Senior level
Design and develop microservices and event-driven systems. Collaborate on API development, integrate advanced caching, and ensure robust backend architecture. Lead technical initiatives and mentor junior engineers while driving best practices in software development.
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¡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.


RequirementsRESPONSIBILITIESBackend Architecture and API Development
  • Design and implement highly available microservices using Spring Boot, Spring WebFlux, and FastAPI.
  • Build clean API interfaces, efficient data flows, and resilient backend architectures.
Event-Driven and Real-Time Systems
  • Develop and maintain event-driven systems using Apache Kafka for async processing and platform-wide data synchronization.
Caching and High-Performance Systems
  • Leverage Redis for caching, queuing, and real-time operations to reduce latency and increase throughput.
AWS Engineering
  • 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.
Full-Stack Collaboration
  • Work with frontend teams using TypeScript frameworks like React or Next.js, ensuring seamless integration between UI and backend services.
Automation and Workflow Enablement
  • Integrate and extend automation workflows using n8n, enhancing APIs and supporting operational efficiencies.
Security, Observability, and Reliability
  • 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.
Cross-Functional Collaboration
  • Partner with Product, AI, Data, and Operations teams to define requirements and deliver end-to-end features aligned with business goals.
Technical Leadership
  • Lead code reviews, mentor junior engineers, establish best practices for CI/CD and DevOps.
  • Drive architectural decisions and contribute to long-term technical vision.
THINGS YOU WILL DO
  • 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.
REQUIREMENTSMandatory Technical Skills
  • 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.
Nice to Have
  • 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.
Soft Skills
  • 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.

Benefits
  • 🚀 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.

Top Skills

Apache Kafka
Api Gateway
AWS
Cloudwatch
DynamoDB
Ec2
Fastapi
Java
Lambda
N8N
Next.Js
React
Redis
Sns
Spring Boot
Spring Webflux
Sqs
Typescript

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