Full Stack Engineer - Lv 4 / Java + JavaScript

Headquarters: Bogota, Colombia URL: http://confiz.com Overview: CONSULTFIZ LATAM, a wholly owned subsidiary of Confiz LLC, is seeking a Senior Full Stack Engineer based in Columbia with strong experience building scalable enterprise applications across modern Java and JavaScript ecosystems. This role is ideal for engineers who thrive in collaborative, fast-paced environments and enjoy solving complex operational and logistics challenges through technology. In this role, you will work closely with US-based engineering teams, product managers, business stakeholders, and globally distributed contractors to design, develop, and support mission-critical solutions within logistics and inventory management domains. Key business areas include Outbound Logistics, Reverse Logistics, Inventory Adjustments, and Inventory Counting, with a strong focus on improving operational experiences for store employees through reliable and user-centric software solutions. The ideal candidate combines strong full stack development expertise with cloud-native engineering practices, observability, automation, and distributed systems knowledge. This position also includes participation in production support and platform modernization initiatives. Responsibilities Design, develop, and maintain scalable full stack applications using Java, JavaScript, React, Spring Boot, and RESTful APIs. Build reusable frontend components and ensure high performance, responsiveness, and seamless user experiences across platforms. Develop and maintain backend services, APIs, and integrations supporting enterprise logistics and inventory workflows. Write automated tests, troubleshoot defects, and optimize application reliability and maintainability. Collaborate closely with engineering peers, product managers, QA teams, and business stakeholders in Agile development environments. Participate actively in sprint planning, backlog grooming, standups, and retrospectives while contributing to overall engineering excellence. Mentor junior engineers and support best practices around code quality, testing, and software design.