Descripción de la oferta
Role: Java Technical Lead Location: Spain /Portugal / Poland Languages: English C1 Skills: Java, SpringBoot, Microservices, Maven & Testing practices. Working Model: Remote We are looking for an experienced Java Tech Lead to join our Engineering Support Team . This team is responsible for maintaining and evolving a core Java library used across the organization , enabling teams to build microservices efficiently without duplicating common functionality. This shared library provides essential capabilities such as logging, security, OAuth, JWKS management, and monitoring , and is currently used by 550+ services across the company . The role combines technical leadership, hands-on development, and cross-team collaboration to ensure the library continues to meet the evolving needs of engineering teams. The ideal candidate will be a senior Java engineer with strong Spring Boot expertise , capable of leading a team, driving technical decisions, and working closely with multiple teams to gather requirements and promote adoption of the library . Key Responsibilities Lead the development team to deliver high-quality software on time . Design, build, and maintain efficient, reusable, and reliable Java libraries used across the organization. Collaborate with multiple engineering teams to gather requirements and identify improvements for the shared library. Ensure performance, scalability, reliability, and security of the core components. Establish and enforce coding standards and best practices . Mentor and support junior and mid-level engineers . Keep the team aligned with latest Java and Spring ecosystem developments . Support and guide other teams in integrating and using the library effectively . Participate in the full Software Development Life Cycle , including peer reviews and occasional QA support. Work closely with Product Management and engineering stakeholders to achieve strategic goals. Mandatory Skills Strong Java expertise with experience building robust enterprise applications. Extensive experience with Spring Framework and Spring Boot . Strong experience with Spring Security . Experience with reactive programming (Spring WebFlux, Reactor Netty, RxJava, etc.). Experience designing and building microservices architectures (REST APIs, API Gateway). Experience with Maven for build and dependency management. Strong testing practices using JUnit, TDD, and end-to-end testing . Solid understanding of Object-Oriented Programming (OOP) and design patterns . Experience building reusable Java libraries used across multiple projects . Strong communication and leadership skills with experience guiding development teams. Ability to stay up to date with modern Java and Spring ecosystem developments . Nice to Have Experience with OAuth 2.0 and JWKS management . Experience with authentication and security mechanisms in distributed systems. Familiarity with logging, monitoring, and observability tools (ELK, Prometheus, OpenTelemetry). Experience with message-driven architectures (Kafka, RabbitMQ). Experience with Docker and Kubernetes for microservices deployment. Knowledge of container orchestration platforms . Experience with cloud platforms (AWS, OpenShift). Knowledge of AWS services . Experience with CI/CD pipelines (Jenkins, GitHub Actions, or similar). Experience working in Agile environments with cross-functional teams . Professional Qualities Strong leadership and mentoring skills Results-oriented and accountable Strategic and analytical mindset Commitment to quality and technical excellence Proactive and adaptable to change Strong collaboration and communication skills Passion for innovation and continuous improvement Customer-focused with strong business awareness Qualifications University degree in Computer Science, Software Engineering, or related field Experience Required 6+ years of experience in Java / Spring Boot development 2+ years of experience as a Technical Lead leading Java projects
