Jahnel Group, an Inc. 5000 company

Android Engineer

• Design, build, and maintain high-quality Android features using Kotlin and Jetpack Compose while working within an established application architecture, extending and evolving it without unnecessary rewrites, and ensuring long-term maintainability through thoughtful design and clean implementation.
• Own end-to-end delivery of features within a cross-functional team environment, maintaining high standards of quality through disciplined code reviews, testing practices, and strong engineering principles, while collaborating closely with Android, iOS, backend, QA, and Mobile Service Layer / BFF teams to deliver cohesive and reliable user experiences.
• Identify, troubleshoot, and resolve performance, memory, and stability issues in a live enterprise environment by conducting thorough root-cause analysis and implementing durable, production-grade fixes that continuously improve application responsiveness, reliability, and scalability.
• Actively contribute to the health of the Android codebase by refactoring and improving existing systems where necessary to maintain architectural integrity and championing clean, modern Android development practices within a structured, production-grade environment.

Senior Android Engineer

Technical Project Manager

• Collaborate with cross-functional teams to plan, execute, and deliver complex technical projects from inception to completion.
• Define project scope, goals, timelines, and success metrics, ensuring alignment with business objectives.
• Lead day-to-day project execution, including sprint planning, backlog management, and progress tracking.
• Translate technical concepts into clear, actionable plans for both technical and non-technical audiences.
• Manage risks, dependencies, and priorities across multiple initiatives while ensuring timely delivery.
• Facilitate communication between engineering, product, and client stakeholders to drive alignment and transparency.
• Leverage past technical experience to support architectural discussions, unblock teams, and guide decision-making.
• Continuously evaluate and improve processes to enhance team efficiency and delivery outcomes.

Full-stack Engineer

• Enhance and maintain the mobile application and its integration with a cloud-based rental management system (ERP).
• Build and support features for inventory tracking systems such as Ready Tags (color-coded equipment status tracking).
• Integrate and extend functionality using the R360 inspection app SDK.
• Improve mobile-to-cloud synchronization for inspection, maintenance, and equipment lifecycle data.
• Design and build scalable APIs to support mobile and cloud integration.
• Identify, resolve, and reduce technical debt across mobile and backend systems.
• Participate in modernization efforts to improve system performance, reliability, and maintainability.
• Review, validate, and refine AI-generated code, ensuring correctness, performance, and maintainability.
• Collaborate closely with cross-functional teams in an agile environment (standups, sprint planning, etc.).
• Take ownership of deliverables and drive work independently with minimal oversight.

Senior Software Engineer – Mobile Application

Engineer

• Design and implement optimization models for large-scale vehicle routing and scheduling problems (VRP).
• Translate business requirements into mathematical models including variables, constraints, and objective functions.
• Build and maintain production-grade optimization services such as APIs and microservices for routing and dispatch systems.
• Leverage tools like OR-Tools, including CP-SAT and MILP, to solve complex combinatorial optimization problems.
• Optimize performance and scalability of solvers handling high-volume, multi-distribution center routing scenarios.
• Diagnose infeasibility issues and refine models to handle real-world constraints effectively.
• Develop scenario planning capabilities including what-if analysis, disruption handling, and overrides with auditability.
• Collaborate with cross-functional teams to continuously improve routing efficiency and system performance.
• Implement robust exception handling and fallback strategies for real-time routing challenges.
• Contribute to system design, including data pipelines, orchestration, and containerized deployments.

Senior Optimization Engineer

• Design and build an AI-powered dispatch micro app that optimizes routing and load assignments for fleet operations.
• Develop and maintain backend services using PHP, Symfony, and LAMP-based architecture.
• Build frontend interfaces using Angular and/or React depending on system needs.
• Develop Python Flask services to support AI/ML model integration and dispatch optimization logic.
• Design and implement RESTful APIs for communication between dispatch systems, ERP platforms, and microservices.
• Train, integrate, and support AI models that improve dispatch efficiency over time.
• Identify, refactor, and reduce technical debt across legacy and modern systems.
• Participate in system modernization efforts, including deprecation handling and regression testing.
• Review, validate, and refine AI-generated code to ensure correctness, performance, and maintainability.
• Collaborate in an agile environment with cross-functional engineering and product teams.
• Take ownership of features from design through deployment with minimal oversight.

Senior Software Engineer – AI-Powered Dispatch

Backend Engineer

• Upgrade and modernize legacy systems, including Symfony and PHP versions, while addressing technical debt and deprecations.
• Execute and maintain comprehensive regression testing to ensure system stability throughout upgrades.
• Design, build, and maintain scalable backend systems using PHP, Symfony, and the LAMP stack (Linux, Apache, MySQL).
• Develop and enhance frontend applications using Angular (AngularJS and modern Angular).
• Build and maintain RESTful APIs to support system integrations and external services.
• Contribute to mobile and cloud system integrations, enabling seamless communication between applications and backend services.
• Support inventory and inspection workflows through system enhancements and integrations.
• Collaborate on the development of AI-driven applications, including microservices that leverage machine learning models.
• Review, validate, and refine AI-generated code to ensure quality, correctness, and performance.
• Participate in architectural discussions, sprint planning, and daily standups as part of an embedded team.
• Take ownership of features and systems, from design through deployment and iteration.
• Advocate for clean code, maintainability, and modern development best practices.

Senior Android Engineer

Technical Project Manager

Senior Software Engineer – Mobile Application

Senior Optimization Engineer

Senior Software Engineer – AI-Powered Dispatch

Senior Software Engineer, PHP