• Develop and execute technical strategies to solve complex business challenges, leveraging data and customer insights to prioritize impactful improvements • Establish guiding technical and delivery principles that influence engineering practices across the broader engineering organization • Architect, design, and develop robust, high-performance applications using Kotlin, optimized for security, speed, availability, and reliability • Raise the bar as a high-throughput, hands-on code contributor modeling high standards • Lead agile development processes, including sprint planning, daily stand-ups, and retrospectives • Mentor and guide engineers, fostering a culture of continuous improvement, inclusivity, and engineering excellence • Build and maintain strong partnerships across lines of business, aligning technical solutions with strategic objectives • Leverage cutting edge AI tools to enhance your development workflow, improve velocity, and help pioneer new approaches to building - contributing to a culture of innovation and productivity across the team.

• Develop and maintain front-end (Angular) and back-end (Python, Java) features; • Write clean, testable code that adheres to quality standards and the definition of done; • Collaborate in defining and refining requirements with Product Owners and Scrum Masters; • Build and maintain RESTful APIs and event-driven architectures; • Participate in technical and architectural discussions, proposing scalable solutions; • Identify, analyze, and fix bugs, performance bottlenecks, and technical debt; • Use AI-assisted development tools to optimize productivity and quality; • Support the maintenance and evolution of CI/CD pipelines and DevOps practices; • Coordinate technical activities with parallel teams to ensure alignment and integration; • Proactively identify technical risks and impediments;

• Write production-level code in TypeScript (with AI tools) • Build full-stack prototypes, including front-end interfaces • Prompt engineering and testing with LLMs, including Claude, Gemini, and OpenAI models • Analyze large data sets • Design and implement solutions for scale and maintainability across multiple clients

• Support the preparation of a new release of the JChat Java Client • Support the preparation of a new release of the JChat Web Client • Support the preparation of a new release of the JChat Openfire Server • Support the preparation of a new release of the M-Link server for JChat • Represent the JChat team in test events • Maintain the development pipeline • Participate in Scrum meetings. Estimated per developer at 2.5 hours of standup per two-week development activity, four hours of refinement per two-week development activity, four hours of review per two-week development activity, a retrospective meeting and planning meeting per two-week development activity • Under this work package the contractors of the supplier will support the development of a new version of the JChat Java client software following the Scrum methodology based on a backlog of tickets that is maintained in JIRA by the Purchaser. • All activities for the preparation of the release, e.g. development, documenting, testing and reviewing, release building will be expressed as tickets with Story Points (SP) under this work package. • Under this work package the contractors of the supplier will support the development of a new version of the JChat web client software following the Scrum methodology based on a backlog of tickets that is maintained in JIRA by the Purchaser. • All activities for the preparation of the release, e.g. development, documenting, testing and reviewing, release building will be expressed as tickets with Story Points (SP) under this work package. • Under this work package the contractors of the supplier will support the development of a new version of the JChat Openfire software following the Scrum methodology based on a backlog of tickets that is maintained in JIRA by the Purchaser. • All activities for the preparation of the release, e.g. development, documenting, testing and reviewing, release building will be expressed as tickets with Story Points (SP) under this work package. • Under this work package the contractors of the supplier will test and integrate a new version of the JChat M-Link server software following the Scrum methodology based on a backlog of tickets that is maintained in JIRA by the Purchaser. • All activities for the preparation of the release, e.g. development, documenting, testing and reviewing, release building will be expressed as tickets with Story Points (SP) under this work package. • Under this work package at least one of the contractors of the supplier will represent the JChat team during the CWIX IPC event and the INTEND event. • Under this work package the contractors of the supplier will maintain and implement changes to the development pipeline (tool chain) for the JChat products following the Scrum methodology based on a backlog of tickets that is maintained in JIRA by the Purchaser.