Full Stack Engineer - Lv 4 / Java + JavaScript

**Overview:** CONSULTFIZ LATAM, a wholly owned subsidiary of [Confiz LLC](https://www.confiz.com?utm_source=chatgpt.com), 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. * Implement and maintain monitoring, logging, and observability solutions using tools such as New Relic and Splunk. * Support containerized application deployments using Kubernetes and cloud-native architectures within AWS and GCP environments. * Work with Kafka and event-driven architectures to enable real-time data streaming and distributed system communication. * Support CI/CD pipelines and deployment automation to improve development velocity and operational stability. * Lead and execute platform upgrades, infrastructure migrations, and modernization initiatives with minimal business disruption. * Ensure adherence to cloud security, networking, and operational best practices to maintain system reliability and compliance. **Qualifications** * 7+ years of professional software engineering experience building enterprise-grade applications. * Strong proficiency in Java and JavaScript development. * Hands-on experience with React and modern frontend development practices. * Experience developing and consuming RESTful APIs and microservices-based architectures. * Solid understanding of SQL and relational database systems. * Familiarity with Spring Boot and backend service development. * Experience working with cloud platforms such as AWS and/or GCP. * Hands-on exposure to Kubernetes and containerized application deployment strategies. * Experience with Kafka or other event streaming and messaging technologies. * Familiarity with observability and monitoring tools such as New Relic and Splunk. * Experience with CI/CD pipelines and deployment automation processes. * Familiarity with Node.js, NPM, and modern JavaScript tooling ecosystems. * Strong troubleshooting, debugging, and production support capabilities. * Experience working in Agile/Scrum environments with globally distributed teams. * Excellent communication and collaboration skills, with the ability to work effectively across technical and non-technical stakeholders. * Experience in Retail, Supply Chain, Logistics, or Inventory Management domains is considered a strong plus. _**ALL APPLICATIONS AND CV's MUST BE SUBMITTED IN ENGLISH**_ **About** We have a global team of talented individuals working on highly innovative enterprise projects and products. Our customer base includes Fortune 100 retail and CPG companies, leading store chains, fast-growing fintech organizations, and Silicon Valley startups. What makes [Confiz LLC](https://www.confiz.com?utm_source=chatgpt.com) stand out is our strong focus on culture, collaboration, and engineering excellence. Confiz is ISO 9001:2015 (QMS), ISO 27001:2022 (ISMS), ISO 20000-1:2018 (ITSM), and ISO 14001:2015 (EMS) Certified. We foster a vibrant learning environment where employees work with cutting-edge technologies while contributing to meaningful business outcomes and personal career growth. To know more about Confiz Limited, visit [Confiz on LinkedIn](https://www.linkedin.com/company/confiz?utm_source=chatgpt.com)