m
mkhalil_akbar

M Khalil Akbar

@mkhalil_akbar
5.0(2)

Level 1

Android Developer, Java Kotlin, HubSpot CRM and Web Dev Expert

Pakistan
English, Punjabi, Urdu, Hindi
About me
Looking for a reliable developer to turn your idea into a working product? Hi I'm Khalil, I build custom Android apps (Java/Kotlin), POS/billing systems, and CRM automations for businesses. I handle offline-first apps with Room & Firebase sync, REST API/Google Sheets integration, WhatsApp/PDF receipt generation, and full HubSpot CRM automations with multilingual sequences. I also build web platforms (React/Supabase) and Node.js backends on AWS. I manage the full dev cycle architecture to deployment and I'm known for solving complex bugs under deadline. Let's build something that works... Read more

Skills

m
mkhalil_akbar
M Khalil Akbar
$20/hour
Offline • 
Average response time: 1 hour

See my services

Mobile App Bug Fixes
I will fix android app bugs, crashes, API, java, and kotlin errors
5.0(1)
CRM & ERP Development
I will build hubspot crm automation, lead scoring, and chatbot integration
5.0(1)

Want to work on an hourly basis?

Tell M Khalil Akbar what you need.

$20

/

hour

Portfolio

Work experience

Fiverr

Freelance Full-Stack Developer

Fiverr • Freelance

May 2025 - Present1 yr 3 mos

Working as an independent freelance developer on Fiverr, delivering custom Android applications, CRM automation systems, and web development projects for clients across Pakistan and internationally. Built a track record across a range of project types, including offline-first Android apps with real-time sync, point-of-sale and billing systems, CRM and marketing automation integrations, and e-commerce platform development. Manage the complete client lifecycle on the platform, from scoping and quoting projects to technical delivery, revisions, and long-term client relationships. Consistently expand project scope based on client needs, moving from initial requirements into larger engagements involving API integrations, multilingual automation, and performance optimization. Communicate directly with clients throughout each project to translate business requirements into working technical solutions, while managing multiple concurrent projects and maintaining reliable delivery timelines. Continue to grow client base and platform reputation through consistent, high-quality delivery and responsive communication.

Android Developer

Arch Technologies • Part-time

Jun 2025 - Aug 20252 mos

Developed high-quality Android applications using Java and Kotlin, with a strong focus on performance, scalability, and clean architecture. Successfully integrated REST APIs and Google Sheets for online data synchronization, while implementing robust SQL databases for reliable offline storage. Designed responsive, interactive user interfaces using modern Android components such as RecyclerViews, dialogs, and editable data views. Significantly improved app performance by optimizing application logic and reducing memory usage. Collaborated closely with cross-functional teams to understand complex requirements and deliver bug-free mobile projects on time while strictly following industry-standard best practices.

Mobile Application Developer

Bismsoft • Part-time

Jul 2020 - Aug 20211 yr 1 mo

Managed full-cycle Android application development using Java, handling everything from initial conceptualization and coding to debugging and final deployment. Designed intuitive layouts, interactive screens, and seamless navigational flows to ensure a highly responsive user experience. Implemented reliable data management solutions for handling, storing, and retrieving both temporary and persistent app data. Conducted extensive bug fixing, rigorous testing, and performance optimization to ensure that all mobile applications were stable, efficient, and fully ready for production deployment.

2 Reviews
5.0

(2)
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Rating Breakdown
  • Seller communication level
    5
  • Quality of delivery
    5
  • Value of delivery
    5
1-2 out of 2 Reviews
Sort By
Most relevant
    M
    image-docs

    mamrez580

    KR

    South Korea

    Ongoing collaboration
    5

    Fantastic work ethics and delivery. Very professional and efficient. Highly recommended 👍

    $200-$400

    Price

    4 weeks

    Duration

    gig

    CRM & ERP Development

    Helpful?
    Yes
    No
    G

    guadalupejunior

    US

    United States

    5

    I am impressed and very glad with his work that he did for my app (For context for anyone who is interested my project has around 100,000+ Lines of code and he was able to resolve and fix a lot of problems in my app very quickly and with much experience along with being very understanding and committed...

    $100-$200

    Price

    13 days

    Duration

    gig

    Mobile App Bug Fixes

    Helpful?
    Yes
    No