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Senior Software Development

$35/hr Starting at $5K

I offer expert software development services at a senior level with a strong focus on performance reliability and long-term maintainability. My experience spans full-cycle software engineering for enterprise applications desktop tools backend systems and cross-platform solutions.

1. Core Technical Skills

  • LanguagesC++ for real-time systems high-performance tools and desktop applicationsC# for enterprise software Windows applications and cross-platform APIs using .NETPython for automation backend services data analysis and AI or machine learning tasks

  • Frameworks and ToolsSkilled in .NET Core Qt Boost Django Flask RESTful API design gRPC Entity Framework and Visual StudioExperienced with Git Docker Azure DevOps Jenkins Jira and CMake for modern development workflows


2. Services Offered

  • Custom Software DevelopmentI design and build robust applications including desktop software backend APIs microservices and automation scripts

  • Legacy System ModernizationI upgrade existing C++ C# or Python applications to modern standards with improved performance and code quality

  • System Architecture and DesignI create scalable software structures using clean architecture design principles and secure development practices

  • Integration and Workflow AutomationI implement third-party integrations develop scripts to streamline operations and set up CI or CD pipelines for efficient deployment

  • AI and Data ProcessingI build intelligent systems using Python for machine learning data analysis and real-time data workflows

  • Cross-Platform DevelopmentI develop software that runs on Windows Linux and Mac using technologies like .NET Core Qt and Docker


About

$35/hr Ongoing

Download Resume

I offer expert software development services at a senior level with a strong focus on performance reliability and long-term maintainability. My experience spans full-cycle software engineering for enterprise applications desktop tools backend systems and cross-platform solutions.

1. Core Technical Skills

  • LanguagesC++ for real-time systems high-performance tools and desktop applicationsC# for enterprise software Windows applications and cross-platform APIs using .NETPython for automation backend services data analysis and AI or machine learning tasks

  • Frameworks and ToolsSkilled in .NET Core Qt Boost Django Flask RESTful API design gRPC Entity Framework and Visual StudioExperienced with Git Docker Azure DevOps Jenkins Jira and CMake for modern development workflows


2. Services Offered

  • Custom Software DevelopmentI design and build robust applications including desktop software backend APIs microservices and automation scripts

  • Legacy System ModernizationI upgrade existing C++ C# or Python applications to modern standards with improved performance and code quality

  • System Architecture and DesignI create scalable software structures using clean architecture design principles and secure development practices

  • Integration and Workflow AutomationI implement third-party integrations develop scripts to streamline operations and set up CI or CD pipelines for efficient deployment

  • AI and Data ProcessingI build intelligent systems using Python for machine learning data analysis and real-time data workflows

  • Cross-Platform DevelopmentI develop software that runs on Windows Linux and Mac using technologies like .NET Core Qt and Docker

Skills & Expertise

Amazon Web ServicesC#C++JavaLinuxObjective-CPython

4 Reviews

  • BEAT CANCER

    BEAT CANCER says,

    We had an outstanding experience working with this team on the development of our AI bot and virtual assistant. From the very beginning, they demonstrated a deep understanding of both the technical side of AI integration and the user experience required to make it truly effective on a live website. They didn’t just build a generic chatbot, they took the time to understand our mission, our audience, and the specific types of interactions we needed. The result is an intelligent, responsive system that feels natural, provides real value to our visitors, and significantly improves engagement and efficiency. What impressed us most was their ability to translate complex requirements into a seamless, user-friendly solution. The bot is fast, accurate, and continues to learn and improve. On top of that, their communication, responsiveness, and willingness to refine details made the entire process smooth and professional. If you’re looking for someone who can build a high-quality AI-driven assistant that actually performs, not just looks good, we highly recommend their services.

    for Beat Cancer AI Concierge Bot on Apr 09, 2026

  • Wendy Bax

    Wendy Bax says,

    Doug was INCREDIBLE to work with! He was very timely responding to my emails, did exactly what I asked without having to go back and forth, was very knowledgeable about what he was doing, professional, and completed the job earlier than I expected! I highly recommend Doug and would definitely hire him again! ~Wendy

    for WordPress Expert for existing website on Oct 22, 2025

  • Colortran

    Colortran says,

    Excellent job. Takes direction well. Follows instructions perfectly. we will offer more projects to this developer in the future. A+

    for AUDIO PLAYBACK SUPPORT on Sep 24, 2025

  • Michael 4316

    Michael 4316 says,

    I'm so happy in working with him. His code is so clean and seamless. You did a good job.

    for CRM Bug Fixing Expert Needed on Jul 15, 2025