Looks like you have JavaScript disabled. For the full Twine experience, you will need to re-enable it.

I am an experienced Full-Stack .NET Engineer with 11+ years of experience building scalable web applications. I specialize in C#, ASP.NET Razor, WPF, JavaScript (ES6+), HTML5, and CSS3, and I love turning ideas into reliable, maintainable software. I enjoy designing microservice architectures, working with CI/CD pipelines, and using modern tools like Webpack and Docker. I'm passionate about iGaming and building impactful software solutions while collaborating with product managers, designers, and QA to deliver value in fast-paced environments.…I am an experienced Full-Stack .NET Engineer with 11+ years of experience building scalable web applications. I specialize in C#, ASP.NET Razor, WPF, JavaScript (ES6+), HTML5, and CSS3, and I love turning ideas into reliable, maintainable software. I enjoy designing microservice architectures, working with CI/CD pipelines, and using modern tools like Webpack and Docker. I'm passionate about iGaming and building impactful software solutions while collaborating with product managers, designers, and QA to deliver value in fast-paced environments.

F POPESCU ANDREI - BOGDAN

Full Stack Developer, Back-End Developer, Front-End Developer, +7





I am an experienced Full-Stack .NET Engineer with 11+ years of experience building scalable web applications. I specialize in C#, ASP.NET Razor, WPF, JavaScript (ES6+), HTML5, and CSS3, and I love turning ideas into reliable, maintainable software. I enjoy designing microservice architectures, working with CI/CD pipelines, and using modern tools like Webpack and Docker. I'm passionate about iGaming and building impactful software solutions while collaborating with product managers, designers, and QA to deliver value in fast-paced environments.…I am an experienced Full-Stack .NET Engineer with 11+ years of experience building scalable web applications. I specialize in C#, ASP.NET Razor, WPF, JavaScript (ES6+), HTML5, and CSS3, and I love turning ideas into reliable, maintainable software. I enjoy designing microservice architectures, working with CI/CD pipelines, and using modern tools like Webpack and Docker. I'm passionate about iGaming and building impactful software solutions while collaborating with product managers, designers, and QA to deliver value in fast-paced environments.

Available to hire

I am an experienced Full-Stack .NET Engineer with 11+ years of experience building scalable web applications. I specialize in C#, ASP.NET Razor, WPF, JavaScript (ES6+), HTML5, and CSS3, and I love turning ideas into reliable, maintainable software.

I enjoy designing microservice architectures, working with CI/CD pipelines, and using modern tools like Webpack and Docker. I’m passionate about iGaming and building impactful software solutions while collaborating with product managers, designers, and QA to deliver value in fast-paced environments.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Language

English

Fluent

Work Experience

Senior Mobile Developer at Aspora

March 1, 2023 - Present

Led design, development, and maintenance of cross-platform mobile applications using React Native and Swift for iOS and Kotlin for Android, ensuring smooth performance and a consistent user experience across platforms. Collaborated with product managers, UX designers, and backend developers to define features, optimize speed and scalability, and improve user satisfaction. Built and maintained native modules in Swift and Kotlin to integrate platform-specific features such as camera, location services, and payments. Integrated REST and GraphQL APIs; managed state with Redux (React Native) and Riverpod (Flutter); optimized for battery life and performance. Led testing initiatives for iOS and Android using XCTest, Espresso, and Jest to improve code quality and reduce bugs.

Mobile Developer at SoftKraft

February 1, 2023 - October 1, 2025

Developed a suite of native mobile apps using Xamarin and Swift for iOS and Android, maintaining a shared codebase to reduce development time and enhance consistency across platforms. Implemented push notifications, local storage, and media handling (camera, video, and audio) to deliver high-quality media experiences. Used C# and Xamarin.Forms to design reusable UI components, boosting time-to-market. Integrated RESTful APIs and GraphQL services to improve real-time data syncing and overall responsiveness. Implemented CI/CD pipelines with Jenkins and GitLab; deployed apps to the App Store with emphasis on testing and quality.

Software Developer at XVision

July 1, 2018 - October 1, 2025

Led development of cross-platform mobile applications using Flutter for iOS and Android, delivering a highly performant and responsive UI. Designed and implemented custom Flutter widgets and integrated third-party libraries for charts, maps, and media players. Collaborated with backend teams to implement REST APIs and GraphQL for real-time data updates and notifications. Leveraged Riverpod for state management to ensure scalability and maintainability. Implemented automated tests using Flutter testing framework to ensure UI stability and reduce regressions. Contributed to team collaboration, improving productivity and reducing bug rates by 10%.

Senior Mobile Developer at Aspora

March 1, 2023 - Present

Led the design, development, and maintenance of cross-platform mobile applications using React Native and Swift for iOS and Kotlin for Android, ensuring smooth performance and a consistent user experience across platforms. Collaborated with product managers, UX designers, and backend developers to define features, optimize for speed, scalability, and user satisfaction. Built and maintained custom native modules in Swift and Kotlin to access platform features such as camera, location services, and payments. Integrated REST and GraphQL APIs, managed state with Redux and Riverpod, and optimized apps for battery life. Led testing initiatives using XCTest, Espresso, and Jest to improve code quality and reduce bugs.

Mobile Developer at SoftKraft

February 28, 2023 - October 1, 2025

Developed native mobile apps using Xamarin and Swift for iOS and Android, maintaining a shared codebase to reduce development time and ensure consistency. Implemented push notifications, local storage, and media handling; designed reusable UI components with Xamarin.Forms; integrated REST and GraphQL services to improve real-time data syncing and responsiveness. Implemented CI/CD pipelines with Jenkins and GitLab, and deployed applications to the App Store.

Software Developer at XVision

July 31, 2018 - October 1, 2025

Led development of a cross-platform mobile application using Flutter for iOS and Android, delivering a highly performant UI. Implemented custom Flutter widgets and integrated third-party libraries (charts, maps, media players). Collaborated with backend teams on REST APIs and GraphQL, used Riverpod for state management, and implemented automated UI tests to ensure stability and reduce regressions; contributed to team productivity and reduced bugs by 10%.

Senior Mobile Developer at Aspora

March 1, 2023 - Present

Led design, development, and maintenance of cross‑platform mobile applications using React Native and Swift for iOS and Kotlin for Android. Collaborated with product managers, UX designers, and backend developers to define features, optimize performance, and ensure a consistent user experience across platforms. Built and maintained custom native modules in Swift and Kotlin to integrate platform‑specific features (camera, location services, payments). Integrated REST and GraphQL APIs, managed state with Redux (React Native) and Riverpod (Flutter), and optimized apps for battery life and performance. Led testing for iOS and Android (XCTest, Espresso) and Jest for unit/integration tests, improving code quality and reducing user‑reported bugs.

Mobile Developer at SoftKraft

February 28, 2023 - October 1, 2025

Developed a suite of native mobile apps using Xamarin and Swift for iOS and Android, maintaining a shared codebase to reduce development time and ensure consistency. Implemented push notifications, local storage, and media handling (camera, video, audio) for high‑quality media rendering. Designed reusable UI components with Xamarin.Forms to accelerate delivery. Integrated RESTful APIs and GraphQL services, improving real‑time data synchronization and app responsiveness. Established CI/CD pipelines with Jenkins and GitLab, speeding up releases and automating tests. Deployed multiple apps to the App Store with adherence to best practices for testing and debugging.

Software Developer at XVision

July 31, 2018 - October 1, 2025

Led cross‑platform mobile development using Flutter for both iOS and Android, delivering a highly performant and responsive UI. Designed and implemented custom Flutter widgets and integrated third‑party libraries for enhanced UI/UX (charts, maps, media players). Collaborated with backend teams to implement REST APIs and GraphQL for real‑time data updates and interactive features. Used Riverpod for state management to ensure scalability and maintainability, and implemented automated UI tests to stabilize the interface and reduce regressions. Contributed to team collaboration, improving productivity and reducing bug rates.

Senior Python Engineer at Aspora

March 1, 2023 - Present

Led migration of legacy applications to a Python-based backend (Flask + PostgreSQL), improving performance and scalability by 30%. Optimized queries, redesigned schema, and added Redis caching, achieving 40% faster response times and 20% cost savings. Refactored NLP/ML pipelines for latency and cost efficiency; integrated large language models into production. Built RESTful and GraphQL APIs; leveraged AWS services (Lambda, RDS, S3, EventBridge) for data workflows under high user load.

Senior FullStack Developer at SoftKraft

February 28, 2023 - October 9, 2025

Developed scalable backend services with Flask, Django, and SQLAlchemy across multiple domains. Led migration of legacy systems to AWS (EKS, RDS, S3), boosting uptime by 40% and reducing server costs by 30%. Optimized queries and added Redis caching, reducing latency by ~35%. Implemented secure OAuth2/JWT authentication for enterprise apps and contributed to deployment pipelines with Docker and Kubernetes.

Software Developer at XVision

July 31, 2018 - October 9, 2025

Built scalable backend systems using Python (Flask) and Node.js to support web and mobile applications. Optimized SQL queries and implemented Redis caching, reducing server load by 20%. Developed secure, performant APIs and integrated with external services like Stripe and Twilio. Led migration of internal tools to a cloud-native architecture using AWS (RDS, Lambda, S3), improving efficiency and reducing downtime. Integrated AI-powered features into the platform with NLP-based decision-making models.

Senior Python Engineer at Aspora

March 1, 2023 - Present

Migrated legacy applications to a Python-based backend (Flask + PostgreSQL), improving performance and scalability by 30%. Optimized queries, redesigned schema, and added Redis caching, reducing response time by 40% and cutting infra costs by 20%. Led AI/ML pipeline optimization, refactoring NLP/RAG models and integrating LLMs into production. Leveraged AWS services (Lambda, RDS, S3, EventBridge) to streamline data workflows under high user load. Delivered Python-based RESTful and GraphQL APIs for internal and external integrations.

Senior FullStack Developer at SoftKraft

February 28, 2023 - October 9, 2025

Led migration of legacy systems to AWS (EKS, RDS, S3), boosting uptime by 40% and cutting server costs by 30%. Optimized DB queries, implemented Redis caching reducing latency by 35%. Designed and deployed Python-based REST APIs with OAuth2/JWT authentication for enterprise apps. Worked with Docker and Kubernetes to ensure scalable deployment and reliability.

Software Developer at XVision

July 31, 2018 - October 9, 2025

Built scalable backend systems with Python (Flask) and Node.js across web and mobile apps. Optimized SQL queries and implemented Redis caching, reducing server load by 20%. Integrated AI-powered NLP features and decision-making models. Migrated internal tools to a cloud-native AWS architecture (RDS, Lambda, S3), improving efficiency and reducing downtime. Collaborated on AI-driven features to enhance user experience.

Senior Python Engineer at Aspora

March 1, 2023 - Present

Migrated legacy applications to a Python-based backend using Flask and PostgreSQL, improving performance and scalability by 30%. Optimized queries, redesigned schema, and added Redis caching, yielding 40% faster responses and 20% infrastructure cost reduction. Led AI/ML pipeline optimization, refactoring NLP and RAG models for latency and cost efficiency, integrating large language models into production. Used AWS Lambda, RDS, S3, and EventBridge to streamline data workflows under high user load. Delivered Python-based RESTful and GraphQL APIs for front-end and third-party integrations.

Senior FullStack Developer at SoftKraft

February 28, 2023 - October 9, 2025

Developed scalable backend services with Flask, Django, and SQLAlchemy; led migration of legacy systems to AWS (EKS, RDS, S3), improving uptime by 40% and reducing server costs by 30%. Optimized queries and implemented Redis caching, reducing latency by 35%. Designed and deployed Python-based REST APIs with OAuth2/JWT authentication for enterprise apps. Worked with Docker and Kubernetes for deployment and scalability.

Software Developer at XVision

July 31, 2018 - October 9, 2025

Built scalable backend systems using Python (Flask) and Node.js; optimized SQL queries and Redis caching, reducing server load by 20%. Developed secure, performant APIs and integrated with services like Stripe and Twilio. Led migration to cloud-native architecture using AWS (RDS, Lambda, S3), improving efficiency and reducing downtime. Integrated AI-powered features with NLP and AI-based decision-making models.

Senior Python Engineer at Aspora

March 1, 2023 - Present

Migrated legacy applications to a Python-based backend architecture using Flask and PostgreSQL, improving performance and scalability by 30%. Optimized database queries, redesigned schema, and implemented Redis caching, resulting in a 40% improvement in response time and reduced infrastructure costs by 20%. Led the AI/ML pipeline optimization by refactoring NLP and retrieval models for better latency and cost efficiency, and integrated large language models into production. Used AWS services (Lambda, RDS, S3, EventBridge) to streamline data workflows and optimize cloud infrastructure for high user load. Delivered Python-based RESTful and GraphQL APIs for seamless integration with front-end applications and third-party services.

Senior FullStack Developer at SoftKraft

February 28, 2023 - October 9, 2025

Led migration of legacy systems to AWS (EKS, RDS, S3), improving uptime by 40% and reducing server costs by 30%. Optimized database queries and implemented Redis caching, achieving a 35% reduction in latency across the platform. Designed and deployed Python-based REST APIs and integrated secure OAuth2/JWT authentication for enterprise-grade applications. Worked with Docker and Kubernetes to ensure seamless deployment and scalability.

Software Developer at XVision

July 31, 2018 - October 9, 2025

Built scalable backend systems using Python (Flask) and Node.js to support web and mobile applications across various industries. Optimized SQL queries and implemented Redis caching to reduce server load by 20%. Developed secure, performant APIs with Python, enhancing integrations with external services like Stripe and Twilio. Led migration of internal tools to a cloud-native architecture (AWS RDS, Lambda, S3), improving efficiency and reducing downtime. Integrated AI-powered features, including NLP and AI-based decision-making models.

Senior Python Engineer at Aspora

March 1, 2023 - Present

Migrated legacy applications to a Python-based backend architecture using Flask and PostgreSQL, improving performance and scalability by 30%. Optimized database queries, redesigned schema, and implemented Redis caching, resulting in a 40% improvement in response time and reduced infrastructure costs by 20%. Led AI/ML pipeline optimization by refactoring NLP and RAG models for latency and cost efficiency, integrated large language models (LLMs) into production. Delivered Python-based RESTful and GraphQL APIs and leveraged AWS services (Lambda, RDS, S3, EventBridge) to streamline data workflows under high user load.

Senior FullStack Developer at SoftKraft

February 1, 2023 - October 9, 2025

Developed scalable backend services with Flask, Django, and SQLAlchemy to support multiple domains and systems. Led migration of legacy systems to AWS (EKS, RDS, S3), improving uptime by 40% and reducing server costs by 30%. Optimized database queries and implemented Redis caching, reducing latency across the platform by 35%. Designed and deployed Python-based REST APIs and integrated secure OAuth2/JWT authentication for enterprise-level applications. Worked with Docker and Kubernetes to ensure seamless deployment and scalability of applications.

Software Developer at XVision

July 1, 2018 - October 9, 2025

Built scalable backend systems using Python (Flask) and Node.js to support web and mobile applications in various industries. Optimized SQL queries and implemented Redis caching for faster response times, reducing server load by 20%. Developed secure, performant APIs and integrated external services like Stripe and Twilio. Led the migration of internal tools to a cloud-native architecture using AWS (RDS, Lambda, S3), improving system efficiency and reducing downtime. Integrated AI-powered features into the platform, improving user experience through NLP and AI-based decision-making models.

Senior .NET Engineer at Aspora

March 1, 2023 - Present

Developed and maintained high-performance applications using C# and ASP.NET Razor for backend services and JavaScript (React) for frontend, enhancing system scalability and improving user engagement by 30%. Integrated REST APIs and microservice architectures, enabling seamless communication between internal and external systems. Led performance optimizations, reducing API response times by 40% through query optimizations and Redis caching. Participated in Agile ceremonies with product managers, UI/UX designers, and QA engineers to deliver high-quality software. Developed desktop applications using C# and WPF. Implemented CI/CD pipelines and automated deployments using Docker and GitLab CI, reducing release times by 25%.

Senior FullStack Developer at SoftKraft

February 28, 2023 - October 10, 2025

Built and maintained scalable full-stack applications using C# (ASP.NET) and React.js, focusing on responsive, data-rich user interfaces. Designed and developed RESTful APIs that improved communication between backend systems and frontend interfaces, reducing latency by 30%. Worked with PostgreSQL and Redis to optimize backend performance and increase system reliability. Integrated third-party services using REST APIs, streamlining workflows and improving system efficiency. Developed desktop applications using C# and WPF, implementing business logic and ensuring smooth operation. Played a key role in defining software architecture solutions and participated in code reviews to maintain high-quality standards.

Software Developer at XVision

July 31, 2018 - October 10, 2025

Developed backend services with C# and ASP.NET, integrated with frontend technologies (Angular, React), resulting in 20% faster application load times. Optimized PostgreSQL schemas and queries for performance, handling large datasets with high-frequency requests in the iGaming domain. Assisted in the development of desktop applications based on C# and WPF. Supported the creation and enhancement of user interfaces in XAML. Implemented Docker containers for backend services, increasing deployment efficiency and streamlining DevOps processes. Worked with cross-functional teams to design microservice-based systems and improve system architecture.

Senior .Net Engineer at Aspora

March 1, 2023 - Present

Developed and maintained high-performance applications using C# and ASP.NET Razor for backend services and JavaScript (React) for frontend, enhancing system scalability and user engagement. Integrated REST APIs and microservice architectures to enable seamless communication between internal and external systems. Led performance optimizations that reduced API response times by 40% through query improvements and Redis caching. Implemented desktop applications using C# and WPF and established CI/CD pipelines with Docker and GitLab CI, reducing release times by 25%.

Senior FullStack Developer at SoftKraft

February 1, 2023 - October 10, 2025

Built and maintained scalable full-stack applications using C# (ASP.NET) and React.js, focusing on responsive, data-rich user interfaces. Designed and developed RESTful APIs improving communication between backend and frontend and reducing latency. Worked with PostgreSQL and Redis to optimize performance and reliability. Integrated third-party services via REST APIs to streamline workflows. Developed desktop applications using C# and WPF and contributed to software architecture decisions and code reviews to uphold quality standards.

Software Developer at XVision

July 1, 2018 - October 10, 2025

Developed backend services with C# and ASP.NET, integrated with frontend technologies (Angular, React), resulting in faster application load times. Optimized PostgreSQL schemas and queries for performance, handling large datasets with high-frequency iGaming requests. Assisted in the development of desktop applications using C# and WPF, and supported XAML-based user interfaces. Implemented Docker containers for backend services and helped design microservice-based systems to improve deployment and scalability.