Senior Backend Engineer (Java / Spring Boot)
Summary
Senior Backend Engineer (hybrid in Porto) joining a fast-growing EV charging company to design and scale backend microservices in Java/Spring Boot, deployed on AWS with Kafka/RabbitMQ, Docker, and Kubernetes, contributing to architecture, reliability, and code reviews.
Hybrid – Porto hybrid
⚡ Start: ASAP
We’re looking for a Senior Backend Engineer to join a fast-growing company in the EV charging industry, helping design and scale the backend systems powering next-generation charging infrastructure.
You will work closely with product and engineering teams to build high-performance and reliable backend services in a modern microservices architecture.
What you’ll be doing
- Design and develop scalable backend microservices using Java and Spring Boot
- Deploy and maintain services in AWS cloud environments
- Work with event-driven systems using Kafka or RabbitMQ
- Contribute to architecture discussions and system improvements
- Ensure reliability, security, and performance of backend systems
- Participate in code reviews and technical decision-making
- Collaborate with cross-functional teams to deliver new features
Tech Stack
Java
Spring Boot
AWS (EC2, S3, Lambda, RDS)
Docker
Kubernetes
Kafka / RabbitMQ
Microservices architecture
Relational & NoSQL databases
React
Requirements
- 4-6+ years of backend development experience
- Strong experience with Java and Spring Boot
- Knowledge of React
- Experience building microservices architectures
- Hands-on experience with AWS
- Experience with Docker and Kubernetes
- Familiarity with messaging systems (Kafka or RabbitMQ)
- Strong problem-solving and communication skills
- Fluent English