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codemarieltd

Mahmood A.

@codemarieltd
4.8(5)

Level 1

Senior Software Engineer and Fullstack Developer

Pakistan
English, Urdu
About me
Senior Software Engineer with 5+ years building scalable backend systems and full-stack apps in Golang, Node.js, and Python. Expert in microservices, secure authentication (OAuth2, SSO, IAM, SpiceDB), and third-party API integrations. I've architected cloud infrastructure (AWS, GCP, Docker, Kubernetes) and delivered production systems across CRM, fintech, and blockchain platforms. I also bring hands-on IoT and embedded experience, from device data pipelines to custom firmware, for projects needing hardware-to-cloud integration. Detail-driven and focused on clean, maintainable code.... Read more

Skills

c
codemarieltd
Mahmood A.
$25/hour
Offline • 
Average response time: 4 hours

See my services

API & Integrations
I will provide saml authentication, sso integration using auth0, okta or any idp
5.0(2)
Embedded Systems & IoT
I will design thingsboard dashboards, integrate devices, and optimize your iot setup
4.0(1)

Want to work on an hourly basis?

Tell Mahmood A. what you need.

$25

/

hour

Portfolio

Work experience

Ressources_Primordiales

Product Lead

Ressources Primordiales • Freelance

Jan 2026 - Present6 mos

• Led a team of 6 engineers in building an AI-powered interview system from the ground up • Designed and architected a fully custom V2 — an end-to-end multi-tenant SaaS platform with expanded feature set • Integrated Gemini and GPT APIs for generative text capabilities • Integrated D-ID for real-time talking avatar functionality • Built an AI-based feedback and report generation system • Implemented Clerk for secure, scalable authentication management • Developed an IAM and invite system for user and role management • Integrated Stripe as the payment gateway for subscription and billing handling • Built a master admin portal to oversee and control the entire application

Software Engineer & IoT Solution Architect

Zone 2 INC • Full-time

Dec 2024 - Present1 yr 7 mos

• Designed and developed a firmware for fingerprint wallet that securely locks and unlocks using the users fingerprint. • Worked on machine learning project for model test cases, performance testing, and STGCN pipeline. • Developed data pipelines for machine learning projects where data is processed transformed into different format for feature engineering model training. • Worked on ScriptNetwork, a blockchain-based streaming platform (Web3 auth, smart contracts) to enhance features. • Customized PeopleSoft CRM, injected third-party tracking/analytics scripts. • Developing IoT-based Fleet Management System (real-time GPS, telemetry, diagnostics). • Collaborated with cross-functional teams across multiple time zones. • Focused on scalable, secure, and maintainable solutions across diverse tech stacks.

Devox_Software

Senior Software Engineer

Devox Software • Full-time

Feb 2023 - Nov 20241 yr 9 mos

• Data scrapping using APIs & selenium for domains, TLDs & VPNs data from ICAAN. • Led development of Mslm Cloud CRM system with a team of 4 engineers focusing on user requirement features. • Integrated WhatsApp business APIs for marketing automation & WhatsApp Campaign. • Implemented domain warmup system within CRM using 3 microservices. • Led a team of 6 engineers and a designer in developing a core HRM System. • Enhanced email verification with rotating proxies, improving accuracy by 25%. • Developed IAM & invitation system with SpiceDB and Authzed APIs. • Created SSO support for Facebook, LinkedIn, Google, GitHub, and Apple. • Implemented user and account-based audit logging with Ipinfo APIs. • Designed onboarding workflows and standard authentication pages to boost UX and security.

5 Reviews
4.8

(4)
(1)
(0)
(0)
(0)
Rating Breakdown
  • Seller communication level
    4.8
  • Quality of delivery
    4.8
  • Value of delivery
    4.8
1-5 out of 5 Reviews
Sort By
Most relevant
    D
    image-docs

    dwaynebingley

    US

    United States

    5

    Working with Mahmood felt like a partnership. His level of professionalism is beyond exceptional. Looking forward to working with him again on future projects. He will remain my go to tech & support with my special website needs.

    $600-$800

    Price

    3 weeks

    Duration

    gig

    API & Integrations

    Helpful?
    Yes
    No
    I

    ivantankbeer

    Repeat Client

    DE

    Germany

    4

    Good working with Mahmood. Delivered in time

    $200-$400

    Price

    7 days

    Duration

    gig

    Embedded Systems & IoT

    Helpful?
    Yes
    No
    M

    mhassan82

    EG

    Egypt

    5

    Excellent job by Mahmood setting up SSO between Microsoft Entra ID (Azure AD) and Odoo. Fast delivery, clear communication, secure configuration, and smooth handover. We’re very happy and highly recommend

    Up to $50

    Price

    1 day

    Duration

    gig

    API & Integrations

    Worksample image
    Helpful?
    Yes
    No
    A

    azizdhanani

    US

    United States

    5

    Asad, is a strong Develper.

    Up to $50

    Price

    8 days

    Duration

    Helpful?
    Yes
    No
    U

    umar223312

    GB

    United Kingdom

    5

    Thanks for delivering project timely. Absolute legend, worked with me on project. Met all my requirements and gave me product and my user base are happy with. Surely will recommend to anyone.

    Up to $50

    Price

    4 days

    Duration

    Helpful?
    Yes
    No