.NET Framework Developer

Chalandri , Greece
full-time

AI overview

Maintain and enhance fleet management applications built on .NET Framework, ensuring system reliability and scalability for critical business clients while taking full ownership of the codebase.

Our Partner is a fast-growing technology company delivering innovative, in-house developed IoT solutions that empower digital transformation and support a sustainable future. With a strong team of professionals, they design turnkey solutions tailored to each client’s unique business needs—enhancing operational effectiveness and creating long-term value. Their commitment to continuous innovation, research, and strategic partnerships makes them a trusted partner in the IoT space.

This role is dedicated to the company’s established fleet management systems, supporting key clients. This position is ideal for a hands-on professional with solid experience in .NET Framework who prefers to continue specializing in this stack. It requires a strong ownership mentality, problem-solving ability, and willingness to work independently after the initial onboarding.

Mission

Maintain, enhance, and support the company’s fleet management applications built on .NET Framework technologies. Ensure system stability, reliability, and scalability for critical business clients, while progressively taking full ownership of the codebase and contributing to upgrades and new developments.

Responsibilities

  • Support and enhance fleet management applications used by major clients.
  • Work with C# .NET 4.6, Entity Framework 6, NancyFx, and DevExpress Xtra Reports on the backend.
  • Develop and maintain ExtJS 4.2 frontend components, with strong focus on JavaScript.
  • Manage MS SQL database queries and integrations.
  • Collaborate closely with the system architect to analyze, debug, and trace code, often without documentation.
  • Gradually transition from debugging and maintenance tasks to developing new features.
  • Lead the upgrade of ExtJS to its latest version and migration from .NET 4.6 to .NET 4.8.
  • Take ownership of the applications, ensuring autonomy with minimal mentoring over time.

Requirements

Must Have:

  • 3+ years of professional experience with C# .NET Framework (4.6 or later).
  • Solid knowledge of Entity Framework 6 and MS SQL.
  • Strong experience with JavaScript and familiarity with frontend frameworks (ideally ExtJS).
  • Ability to debug complex applications, using logs and code tracing.
  • Strong ownership mentality, independence, and accountability.

Nice to Have:

  • Experience with DevExpress Xtra Reports.
  • Familiarity with system upgrades and migrations in .NET environments.
  • Background in fleet management or ERP-style applications.

Soft Skills:

  • Excellent analytical and troubleshooting skills.
  • Strong communication and collaboration ability.
  • Adaptability and willingness to work in legacy systems.
  • Proactive mindset with a focus on autonomy.

Benefits

  • A fair compensation and benefits package.
  • Flexible hybrid work model.
  • Collaborative culture that values initiative, knowledge sharing, and career growth.

Perks & Benefits Extracted with AI

  • Flexible Work Hours: Flexible hybrid work model.

HumanI is an Executive Search firm, satisfying the needs of organizations for C-level, Senior and Middle positions, or specialized projects in the Engineering and Software functions. In parallel, through our partnerships we support HR Digital Transformation initiatives and build data analytics to facilitate informed decision making.Founded in 2018, we offer a combination of different experiences, international exposure, networking and a solid ethical ground that guarantees bringing the best talents on board. We operate on a continuous sourcing process; assessing market opportunities, building our networks, meeting talented people with a fair potential for current and future needs. Our competitive advantage stems from the collaboration of diversified people with backgrounds in HR, Psychology, Coaching, IT and Finance.Our brand “HumanI”, stands for Human Intelligence, encompassing our belief that no matter how multifaceted, digitally advanced or artificially intelligent a system may seem, it will always be a creation of 𝗛𝘂𝗺𝗮𝗻𝘀. This human aspect and ethical part of our work makes us unique in what we do. Ethical Headhunting; treating our candidates as our true clients, investing time and effort, consulting them on their careers. Supporting our companies as genuine strategic partners, investing in understanding their own internal needs and market trends.Our people follow ethical codes of practice, towards both our candidates and partnered companies. As partners, we will explore true underlying needs, providing solutions that add value and match companies’ potential to change. Likewise, after placing a candidate, we periodically follow up to see how the executive adapts and provide support when truly needed. Each person is 𝗨𝗡𝗜𝗤𝗨𝗘 to us.After all, talent resides in deviations; embracing it, is the only way forward.

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Salary
€2.500 per month
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