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I am a seasoned full-stack software engineer with over 20 years of experience specializing in web, mobile, and ERP solutions across shipping, retail, and finance sectors. Skilled in technologies such as JavaScript, TypeScript, React.js, React Native, C#, .NET, and SQL, I bring proven expertise in ERP customization, performance tuning, and leading end-to-end software lifecycles. I enjoy mentoring teams and driving innovation to deliver high-quality results. Throughout my career, I have contributed to the design, development, and maintenance of enterprise-grade web and mobile applications, delivering user-friendly and responsive interfaces. My hands-on experience with multiple programming languages and database systems complements my ability to solve complex problems and provide ongoing technical support and troubleshooting for clients.…I am a seasoned full-stack software engineer with over 20 years of experience specializing in web, mobile, and ERP solutions across shipping, retail, and finance sectors. Skilled in technologies such as JavaScript, TypeScript, React.js, React Native, C#, .NET, and SQL, I bring proven expertise in ERP customization, performance tuning, and leading end-to-end software lifecycles. I enjoy mentoring teams and driving innovation to deliver high-quality results. Throughout my career, I have contributed to the design, development, and maintenance of enterprise-grade web and mobile applications, delivering user-friendly and responsive interfaces. My hands-on experience with multiple programming languages and database systems complements my ability to solve complex problems and provide ongoing technical support and troubleshooting for clients.

Thanassis Mourselas

Full Stack Developer, Web Developer, Developer

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I am a seasoned full-stack software engineer with over 20 years of experience specializing in web, mobile, and ERP solutions across shipping, retail, and finance sectors. Skilled in technologies such as JavaScript, TypeScript, React.js, React Native, C#, .NET, and SQL, I bring proven expertise in ERP customization, performance tuning, and leading end-to-end software lifecycles. I enjoy mentoring teams and driving innovation to deliver high-quality results. Throughout my career, I have contributed to the design, development, and maintenance of enterprise-grade web and mobile applications, delivering user-friendly and responsive interfaces. My hands-on experience with multiple programming languages and database systems complements my ability to solve complex problems and provide ongoing technical support and troubleshooting for clients.…I am a seasoned full-stack software engineer with over 20 years of experience specializing in web, mobile, and ERP solutions across shipping, retail, and finance sectors. Skilled in technologies such as JavaScript, TypeScript, React.js, React Native, C#, .NET, and SQL, I bring proven expertise in ERP customization, performance tuning, and leading end-to-end software lifecycles. I enjoy mentoring teams and driving innovation to deliver high-quality results. Throughout my career, I have contributed to the design, development, and maintenance of enterprise-grade web and mobile applications, delivering user-friendly and responsive interfaces. My hands-on experience with multiple programming languages and database systems complements my ability to solve complex problems and provide ongoing technical support and troubleshooting for clients.

Available to hire

I am a seasoned full-stack software engineer with over 20 years of experience specializing in web, mobile, and ERP solutions across shipping, retail, and finance sectors. Skilled in technologies such as JavaScript, TypeScript, React.js, React Native, C#, .NET, and SQL, I bring proven expertise in ERP customization, performance tuning, and leading end-to-end software lifecycles. I enjoy mentoring teams and driving innovation to deliver high-quality results.

Throughout my career, I have contributed to the design, development, and maintenance of enterprise-grade web and mobile applications, delivering user-friendly and responsive interfaces. My hands-on experience with multiple programming languages and database systems complements my ability to solve complex problems and provide ongoing technical support and troubleshooting for clients.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Language

English

Fluent

Work Experience

Senior Web Engineer at Ulysses Systems

January 1, 2014 - Present

Led the development of the TASK ASSISTANT web platform using React.js and .NET C# API. Built and maintained enterprise-grade web and mobile applications with ASP.NET MVC. Designed and optimized SQL Server databases, RESTful APIs, and Windows services. Delivered responsive, user-friendly interfaces using HTML5, CSS3, Bootstrap, JavaScript, jQuery, and AJAX. Mentored team members and collaborated with cross-functional teams to ensure delivery of mission-critical applications.

Web Developer at IT Concept

May 1, 2013 - September 3, 2025

Developed dynamic websites using ASP (VBScript) and ASPX (C#) with SQL Server backends. Designed intuitive UI/UX using Dreamweaver, Flash, and Photoshop. Delivered client-specific customizations, presented technical solutions, and provided ongoing technical support and troubleshooting. Customized Oracle ERP forms using Oracle Forms and Designer on Unix and developed backend processes in SQL and PL/SQL. Delivered ERP support and troubleshooting for clients.

ERP Developer at Cosmos Business Systems

May 1, 2008 - September 3, 2025

Customized Microsoft Navision ERP with C/AL and Navision Reporting. Developed client-specific modules and provided ongoing ERP support.

ERP Developer at Cosmos Business Systems

March 1, 2007 - September 3, 2025

Developed ASP/ASPX websites with SQL backends. Maintained systems and provided technical support to clients.

Web Developer at Scouta Group

January 1, 2002 - September 3, 2025

Built ASP/ASPX websites with HTML, CSS, JavaScript, and SQL.

Web Developer at Value Net

January 1, 2001 - September 3, 2025

Created ASP websites with SQL and JavaScript.