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I am a Senior Full Stack Developer with over 7 years of experience specializing in C#/.NET and React. I have a strong passion for building high-performance, scalable web applications that emphasize clean architecture, maintainability, and seamless integration between front-end and back-end systems. I'm adept at developing RESTful APIs, optimizing databases, and enhancing user experience with modern techniques. I enjoy mentoring junior developers and thrive in Agile teams focused on continuous learning and delivering real value. My experience spans full lifecycle SaaS development, database optimization, UI/UX collaboration, and implementing CI/CD pipelines using Docker and AWS. I’m excited by new challenges and dedicated to writing clean, efficient code that solves complex problems.…I am a Senior Full Stack Developer with over 7 years of experience specializing in C#/.NET and React. I have a strong passion for building high-performance, scalable web applications that emphasize clean architecture, maintainability, and seamless integration between front-end and back-end systems. I'm adept at developing RESTful APIs, optimizing databases, and enhancing user experience with modern techniques. I enjoy mentoring junior developers and thrive in Agile teams focused on continuous learning and delivering real value. My experience spans full lifecycle SaaS development, database optimization, UI/UX collaboration, and implementing CI/CD pipelines using Docker and AWS. I’m excited by new challenges and dedicated to writing clean, efficient code that solves complex problems.

Julian Oronos

Full Stack Developer, Developer, Programmer, +2

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I am a Senior Full Stack Developer with over 7 years of experience specializing in C#/.NET and React. I have a strong passion for building high-performance, scalable web applications that emphasize clean architecture, maintainability, and seamless integration between front-end and back-end systems. I'm adept at developing RESTful APIs, optimizing databases, and enhancing user experience with modern techniques. I enjoy mentoring junior developers and thrive in Agile teams focused on continuous learning and delivering real value. My experience spans full lifecycle SaaS development, database optimization, UI/UX collaboration, and implementing CI/CD pipelines using Docker and AWS. I’m excited by new challenges and dedicated to writing clean, efficient code that solves complex problems.…I am a Senior Full Stack Developer with over 7 years of experience specializing in C#/.NET and React. I have a strong passion for building high-performance, scalable web applications that emphasize clean architecture, maintainability, and seamless integration between front-end and back-end systems. I'm adept at developing RESTful APIs, optimizing databases, and enhancing user experience with modern techniques. I enjoy mentoring junior developers and thrive in Agile teams focused on continuous learning and delivering real value. My experience spans full lifecycle SaaS development, database optimization, UI/UX collaboration, and implementing CI/CD pipelines using Docker and AWS. I’m excited by new challenges and dedicated to writing clean, efficient code that solves complex problems.

Available to hire

I am a Senior Full Stack Developer with over 7 years of experience specializing in C#/.NET and React. I have a strong passion for building high-performance, scalable web applications that emphasize clean architecture, maintainability, and seamless integration between front-end and back-end systems. I’m adept at developing RESTful APIs, optimizing databases, and enhancing user experience with modern techniques.

I enjoy mentoring junior developers and thrive in Agile teams focused on continuous learning and delivering real value. My experience spans full lifecycle SaaS development, database optimization, UI/UX collaboration, and implementing CI/CD pipelines using Docker and AWS. I’m excited by new challenges and dedicated to writing clean, efficient code that solves complex problems.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Language

English

Fluent

Work Experience

Senior Full-Stack Engineer at Buttercups React

March 31, 2025 - July 28, 2025

Led the end-to-end development of enterprise-grade SaaS applications using React and C#/.NET, delivering high-performing UIs and reliable backend services. Developed and optimized RESTful APIs and integrated third-party financial APIs to ensure secure and scalable data communication. Improved database performance utilizing PostgreSQL and MS SQL through indexing and query optimization. Enhanced front-end performance with React Hooks and state management. Implemented CI/CD pipelines with Docker, GitHub Actions, and AWS, reducing deployment time and improving release consistency. Collaborated closely with design teams using Figma to create responsive and accessible components. Mentored junior developers through code reviews and pair programming to promote clean code and continuous learning.

Full-Stack Engineer at Intelivita

May 31, 2022 - July 28, 2025

Built responsive user interfaces with React and backend APIs using .NET Core and Node.js. Designed and implemented features focusing on performance, state management, and seamless UI/UX experiences. Optimized database queries and schema in MS SQL and PostgreSQL for high-load operations. Participated actively in Agile sprints, including story point estimations, sprint planning, and retrospectives to maintain delivery velocity. Integrated Jest and Mocha testing frameworks to ensure code stability and reduce regressions.

Full-Stack Engineer at Awebstar Technologies

December 31, 2020 - July 28, 2025

Developed full-stack applications using React for frontend and .NET and Python for backend services. Managed API integrations with third-party payment and CRM systems to support e-commerce platforms. Refactored monolithic applications into component-based architectures for improved scalability and maintenance. Conducted comprehensive testing using Jasmine and Selenium to ensure cross-browser and cross-platform consistency. Collaborated closely with cross-functional teams to gather requirements and align technical solutions with business objectives and deadlines.