Full Stack Java + React Level II (Production Experience in BOTH)

Confiz

19h•Remote

About The Position

CONSULTFIZ LATAM, a fully owned subsidiary of Confiz LLC is looking for a Full Stack Software Engineer (Java + React) with strong experience building scalable enterprise applications using modern backend and frontend technologies. This role is for a Fortune 500 retail client focused on Supply Chain and Warehouse Management Systems. This is a fully remote opportunity for candidates currently living in Mexico. Experience working with enterprise retail environments and high-scale distributed systems is highly valued. Candidates must have real professional experience working across both frontend and backend technologies in production environments. We have a global team of amazing individuals working on highly innovative enterprise projects & products. Our customer base includes Fortune 100 retail and CPG companies, leading store chains, fast growth fintech, and multiple Silicon Valley startups. Confiz is ISO 9001:2015 (QMS), ISO 27001:2022 (ISMS), ISO 20000-1:2018 (ITSM) and ISO 14001:2015 (EMS) Certified. We have a vibrant culture of learning via collaboration and making workplace fun. People who work with us work with cutting-edge technologies while contributing success to the company as well as to themselves.

Requirements

Bachelor’s degree in Computer Science, Software Engineering, or equivalent practical experience.
3–5 years of professional hands-on experience delivering production-grade software solutions.
Strong professional experience with Java and Spring Boot framework.
Strong frontend development experience using ReactJS.
Experience building scalable enterprise-level applications, not only small projects or freelance work.
Strong understanding of RESTful APIs, distributed systems, and microservices architecture.
Hands-on experience working with Kafka or other messaging/streaming platforms.
Experience with AWS cloud services and Kubernetes. GCP experience is considered a plus.
Experience working with CI/CD pipelines and infrastructure tools such as GitLab, GitHub Actions, Jenkins, or Terraform.
Familiarity with monitoring and observability tools such as New Relic and Splunk.
Experience writing automated tests including unit, integration, regression, and performance/load testing.
Strong understanding of software engineering best practices, clean architecture, and scalable system design.
Familiarity with relational databases such as PostgreSQL, MySQL, or SQL Server.
Strong communication skills and ability to collaborate effectively within global engineering teams.
Comfortable working in fast-paced environments with shifting priorities and challenging technical problems.
Must be proactive, highly accountable, and willing to take ownership of features and production systems.
Experience supporting production systems and participating in on-call rotations is required.
Advanced English communication skills are required (daily communication with global teams).
Must be currently based in Mexico and legally authorized to work in Mexico.

Nice To Haves

Understanding of modern UX/UI principles and experience working with component libraries or design systems such as Material Design is highly preferred.
Supply Chain, Retail, eCommerce, or Warehouse Management Systems experience is highly preferred.
GCP experience is considered a plus.

Responsibilities

Develop and maintain software systems supporting Supply Chain services and warehouse management platforms in large-scale enterprise environments.
Design, architect, and implement scalable full stack solutions using Java, Spring Boot, ReactJS, and NodeJS.
Build responsive and reusable UI components following modern UX/UI principles and design system standards.
Participate in architecture discussions, technical planning, story estimation, and technical design documentation.
Develop high-quality, scalable, maintainable, and well-tested applications across both frontend and backend layers.
Build and consume REST APIs and microservices while ensuring performance, reliability, and scalability.
Collaborate closely with product managers, designers, QA engineers, and other cross-functional teams in a fast-paced agile environment.
Participate in debugging, troubleshooting, root cause analysis, and continuous platform improvements.
Contribute to CI/CD pipelines, infrastructure automation, and cloud-native deployments.
Provide on-call support for production systems owned by the team (rotation is approximately 1 week per month after ramp-up period).
Work closely with lead engineers and senior stakeholders to deliver high-impact enterprise solutions.