Senior Full-Stack Engineer, Java/React – Secure Messaging, DevOps

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Work Life Group

WebsiteLinkedInAll Job Openings

11 - 50 employees

Founded 2012

🎯 Recruiter

👥 HR Tech

Recruitment • HR Tech

Work Life Group is a recruitment and staffing firm founded in 2018 that matches employers and candidates across a wide range of technical, administrative, and security-cleared roles. The company operates a global careers site, manages candidate and employee portals, and emphasizes respectful, responsive hiring practices and well-being for both hires and clients. With a small core team and a large network of contractors, WLG sources talent for IT, NATO/security, and other professional positions across many international locations.

📋 Description

• Design the overall system architecture aligned with the prescribed technology stack • Develop backend services for message ingestion, processing, validation, and storage • Develop frontend components for user interaction, including dashboards and detailed views • Implement message parsing and validation logic for MTF messages • Ensure extensibility of configurable elements such as message categories • Integrate the application with Microsoft Exchange using EWS to monitor the registry mailbox • Implement authentication and authorization via Keycloak and Active Directory • Design and implement the database schema • Implement tracking of message delivery, read, and acknowledgement status • Implement validation of MTF messages against both generic and type-specific structures • Configure and maintain Amazon Azure DevOps pipelines for build and release • Produce deployable RPM packages • Ensure the application can be deployed on Oracle Linux environments • Collaborate with stakeholders to refine requirements and priorities

🎯 Requirements

• Strong, demonstrable experience in backend development using Java • Strong, demonstrable experience in frontend development using React • Strong experience in database design and implementation using PostgreSQL • Familiarity with object-relational mapping using Java Persistence API (JPA) • Experience in integration with Microsoft Exchange using EWS or IMAP • Experience in implementing authentication and authorization using Keycloak, including integration with Active Directory • Working with X.509 certificates, including handling, validation, and secure usage • Experience in deployment and configuration on Linux environments, preferably Oracle Linux (versions 9 or higher) • Experience with configuration and use of Apache as a reverse proxy • Version control using Git • Designing scalable and maintainable system architectures • Implementing role-based access control and fine-grained authorization models • Experience developing applications with secure coding practices • Demonstrated experience with Amazon Azure DevOps, CI/CD pipelines, and packaging applications in RPM format • Ability to produce and maintain documentation in LaTeX format • Understanding of Military Text Format (MTF) messaging standards or ability to acquire such knowledge rapidly • Familiarity with messaging workflows, delivery tracking, and related audit requirements

🏖️ Benefits

• Professional development opportunities • Flexible working hours