Lean Tech is a** fast-growing** company located in **Medellín, Colombia**. We currently have one of the most prominent networks within the **entertainment**, **financial, **and **logistics** industries. Our corporate projections represent **hundreds** of opportunities for our professionals to **grow** and **boost** their careers. Working with us means collaborating with large engineering teams across **Latin America** and the **United States**. We are currently looking for an experienced, dynamic, and highly motivated **Senior Java/Javascript Developer.** **Your Duties as a Lean Tech Warrior**: **Why We’ll Love You**: - Bachelor’s Degree in computer science or similar disciplines.- Extensive experience promoting and working with test-driven development- Hands-on participation in the design, coding, testing, and deploying systems- Has mentored and encouraged other developers- Experience with various back-end micro-services frameworks (Spring, Helidon)- Experience working with front-end stacks such as Angular and/or React- Design systems with an APIs first architectural approach- Experience working in and promoting a DevOps culture which drives continuous delivery- Demonstrable experience in promoting and continuous improvement of Agile SCRUM practice- Demonstrable experience improving existing architectures as business needs and tech stacks evolve- Experience working effectively with remote and internal development teams- Proven hands-on Software Development experience, 6 + Years- Proven experience in Java and Web development technologies, 5+ years- Profound insight of Java internals (Classloading, Memory Management, Transaction management etc)- Excellent knowledge of Relational Databases, Oracle, SQL and ORM technologies (Hibernate, iBatis)- Strong knowledge of JavaScript and popular JavaScript libraries- Working knowledge of REST frameworks- - Experience with containers, and cloud operating environments (AWS, Azure, OCI) - OCI is a plus- Experience with cloud native technologies - FaaS, DaaS, Kafka - is a plus- Experience with Maven, Git and GitHub- Experience with Atlassian tools (Confluence, Jira)- Experience with Jasper Reports- Working knowledge of C programming in Unix/Linux environment- Experience in Supply Chain Logistics is a plus- Experience in development of Warehouse Management systems is a plus - Experience interfacing with autonomous control system is a plus - We are more than a company; we are warriors working daily to change the world through technology_