I will do coding assignments, coding tasks, programming tasks in c, cpp, python, java

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devbyhassaan
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devbyhassaan
Hassaan

Level 1

5.0
5.0

About this gig

Not every project needs a full development team. Sometimes you just need a skilled developer who can understand your problem and solve it cleanly without the back-and-forth or the delays.


I'm a Senior Full Stack Developer with 3+ years of experience across Python, Java, C, C++, JavaScript, and more. I help clients fix bugs that have been blocking them for days, implement features in existing codebases, write clean algorithm solutions, and build small, fully functional programs from scratch.


Whether you have a broken script, a logic error you can't trace, a feature that needs adding, or a small application that needs building, I can handle it. Code is delivered readable, efficient, and properly commented so you understand exactly what was done.


I work with Python for scripting, automation, and backend logic. Java for object-oriented applications. C and C++ for algorithms and performance-critical tasks. I also cover JavaScript, PHP, SQL, Bash, and Linux environments.


Message me with your requirements before ordering, and I'll confirm if I can help and give you an honest timeline.

Get to know Hassaan

Hassaan

Helping Startups and Businesses Build Scalable Software

4.9(12)

Level 1

  • FromPakistan
  • Member sinceSep 2025
  • Avg. response time1 hour
  • Last deliveryabout 17 hours
  • Languages

    English, Urdu
I'm Hassaan, a Senior Full Stack Developer with 3+ years of experience building fast, scalable web applications that solve real business challenges. My expertise includes custom web applications, SaaS platforms, CRM/ERP systems, REST APIs, AI integrations, automation tools, dashboards, and workflow optimization. Whether modernizing an existing system or building one from scratch, I focus on clean architecture, performance, and user experience. If you're looking for a developer who takes ownership and delivers quality, let's discuss your project.

My Portfolio

Other Software Development Services I Offer

Reviews

3 reviews for this Gig
5.0

(3)
(0)
(0)
(0)
(0)
Rating Breakdown
  • Seller communication level
    5
  • Quality of delivery
    5
  • Value of delivery
    5
Sort By
Most relevant
  • D
    image-docs

    djpete

    GB

    United Kingdom

    5

    I’ve had the pleasure of working with Hassaan for Python online tutoring, and the experience was truly impressive. They were extremely knowledgeable and could explain even complex concepts in a clear, organised way. From my first session, they tailored the lessons to my skill level, focused on the exact...

    Up to $50

    Price

    1 day

    Duration

    Helpful?
    Yes
    No
  • I

    imran_bendriss

    Repeat Client

    NL

    Netherlands

    5

    Good work, keep going.

    $100-$200

    Price

    1 day

    Duration

    Helpful?
    Yes
    No
  • M
    image-docs

    metno23

    DE

    Germany

    5

    Great experience working with Hassaan! He quickly identified the root cause of multiple React errors and optimized my code for better performance. My app is now running smoothly with no console issues. He explained everything clearly and delivered ahead of schedule. I’ll work with him again for debugging and frontend optimization.

    Up to $50

    Price

    1 day

    Duration

    Helpful?
    Yes
    No
Reviews

3 reviews for this Gig
5.0

(3)
(0)
(0)
(0)
(0)
Rating Breakdown
  • Seller communication level
    5
  • Quality of delivery
    5
  • Value of delivery
    5
Sort By
Most relevant
  • D
    image-docs

    djpete

    GB

    United Kingdom

    5

    I’ve had the pleasure of working with Hassaan for Python online tutoring, and the experience was truly impressive. They were extremely knowledgeable and could explain even complex concepts in a clear, organised way. From my first session, they tailored the lessons to my skill level, focused on the exact...

    Up to $50

    Price

    1 day

    Duration

    Helpful?
    Yes
    No
  • I

    imran_bendriss

    Repeat Client

    NL

    Netherlands

    5

    Good work, keep going.

    $100-$200

    Price

    1 day

    Duration

    Helpful?
    Yes
    No
  • M
    image-docs

    metno23

    DE

    Germany

    5

    Great experience working with Hassaan! He quickly identified the root cause of multiple React errors and optimized my code for better performance. My app is now running smoothly with no console issues. He explained everything clearly and delivered ahead of schedule. I’ll work with him again for debugging and frontend optimization.

    Up to $50

    Price

    1 day

    Duration

    Helpful?
    Yes
    No