f
fighting7

Jason Q.

@fighting7
5.0(28)

Level 2

A senior developer with 12 years of experience in software development

Sweden
English, Swedish
About me
Senior full-stack engineer with 12 years of experience — Java, Python, TypeScript. I build AI features into real production systems. Most of my work falls into three areas: • Backend & APIs • AI integration • Full-stack delivery Ten years in enterprise software in Sweden taught me the part that actually matters on a freelance project: scoping honestly, telling you when an idea won't work, and shipping something maintainable instead of a prototype that breaks on the second change request.... Read more

Skills

f
fighting7
Jason Q.
$29/hour
Offline • 
Average response time: 1 hour

See my services

Full Stack Web Applications
I will build ai powered java apps with openai, claude or gemini
5.0(21)
From$95 / projectMore details
Full Stack Web Applications
I will develop web applications in java, sql, spring boot and angular, full stack
5.0(6)
From$95 / projectMore details

Want to work on an hourly basis?

Tell Jason Q. what you need.

$29

/

hour

Portfolio

Work experience

Tele2

Senior Software engineer

Tele2 • Full-time

Jan 2022 - Mar 2024 • 2 yrs 2 mos

• Deliver full-stack client projects through Fiverr and Upwork using Java and Python backends with TypeScript and Angular front ends. • Integrate production AI features using the OpenAI API, including document processing, chat interfaces, and classification workflows. • Integrate Google Drive API, Google Sheets API, LinkedIn data, and internal services through REST APIs and microservices. • Build reliable data layers with PostgreSQL, MySQL, and AWS RDS, owning delivery from technical scoping and architecture through testing and deployment.

28 Reviews
5.0

(28)
(0)
(0)
(0)
(0)
Rating Breakdown
  • Seller communication level
    5
  • Quality of delivery
    5
  • Value of delivery
    5
1-5 out of 28 Reviews
Sort By
Most relevant
    J
    image-docs

    jonaska10

    SE

    Sweden

    5

    Thank you so much! Very professional. Great communication, planning and testing!

    $50-$100

    Price

    8 days

    Duration

    gig

    API & Integrations

    Helpful?
    Yes
    No
    M

    mybest777

    SE

    Sweden

    Ongoing collaboration
    5

    Mycket bra jobbat. Tack så mycket!

    $50

    Price

    5 days

    Duration

    gig

    Full Stack Web Applications

    Helpful?
    Yes
    No
    L
    image-docs

    lainey2011

    SE

    Sweden

    Ongoing collaboration
    5

    Super good service , thanks!

    $50

    Price

    4 days

    Duration

    gig

    Full Stack Web Applications

    Helpful?
    Yes
    No
    L
    image-docs

    lainey2011

    SE

    Sweden

    Ongoing collaboration
    5

    Very good service! Thank you again!

    $50

    Price

    4 days

    Duration

    gig

    Full Stack Web Applications

    Helpful?
    Yes
    No
    M

    mybest777

    SE

    Sweden

    Ongoing collaboration
    5

    Perfekt jobb!

    $50

    Price

    2 weeks

    Duration

    gig

    Full Stack Web Applications

    Helpful?
    Yes
    No