m
mani4677

Muhammad Usman

@mani4677
5,0(21)

Senior Software Engineer

Paquistão
Inglês, Urdu
Algumas informações são exibidas no idioma inglês.
Sobre mim
Full Stack Developer with 6+ years of experience building scalable SaaS, healthcare, and enterprise web applications. I specialize in Ruby on Rails, React.js, Next.js, TypeScript, Node.js, PostgreSQL, AWS, Docker, REST APIs, and AI integrations (OpenAI, Claude, Gemini). I build secure, high-performance, production-ready applications with clean, maintainable code. Whether you need a new product, API integration, bug fixes, or ongoing development, I deliver reliable solutions that help businesses grow. ... Saiba mais

Habilidades

m
mani4677
Muhammad Usman
offline • 

Conheça meus serviços

Aplicações Web Full Stack
I will be your expert ruby on rails developer
5,0(1)
Correções de bugs
I will debug problems in your rails application

Portfólio

Experiência profissional

company

7 yrs 1 mo

Senior Software Engineer

Apr 2022 - Present4 yrs 3 mos

DEEL PAKISTAN (PRIVATE) LIMITED, Remote • Designed and optimized database structures, improving data access and query performance for mission-critical applications. • Integrated third-party APIs and services to enhance functionality and provide seamless user experiences. • Investigated and resolved complex technical issues, reducing system downtime and enhancing user satisfaction. • Implemented security best practices, including data encryption, user authentication, and vulnerability assessments, to protect sensitive user information. • System upgrade from legacy ruby and rails versions to latest version.

Senior Software Engineer

Jun 2021 - Feb 20228 mos

EVOLVERS TECH SOLUTIONS, Lahore, Pakistan • Researching, designing, implementing, and managing software programs. • Working closely with other developers, UX designers, business and systems analysts. • Work with developers to design algorithms and flowcharts. • Testing and evaluating new programs. Identifying areas for modification in existing programs and subsequently developing these modifications. • Produce clean, efficient code based on specifications. • Developing quality assurance procedures. • Deploying software tools, processes, and metrics. • Troubleshoot, debug, and upgrade existing software. • Gather and evaluate user feedback. Recommend and execute improvements. • Create technical documentation for reference and reporting.

Senior Software Developer

Apr 2019 - Jun 20212 yrs 2 mos

HEALTHWIRE (PRIVATE) LIMITED, Lahore, Pakistan • As the deployment of the system was done manually he was responsible for deploying the production releases through Capistrano bi-weekly in the morning times. • Managing junior resources and giving knowledge-sharing sessions to support the team and other stakeholders for the developed API/Modules. • Demonstrated deep knowledge of OOP, Data Structures and Algorithm, Operating Systems. • Skilled in Ruby, Ruby on Rails, & front-end technologies (HTML, ERB, HAML, CSS, JavaScript. • Developed & deployed production builds. • Proficiently worked with relational database systems & SQL (PostgreSQL). • Demonstrated good understanding of server-side CSS preprocessors such as Sass, based on project requirements.

21 Avaliações
5,0

(20)
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(0)
(1)
Classificação detalhada
  • Nível de comunicação do freelancer
    5
  • Recomendar a um amigo
    5
  • Serviço conforme a descrição
    5
1-5 fora das 21 avaliações
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    D

    danishrashee104

    PK

    Paquistão

    5

    Overall excellent experience. Usman is experienced and delivery was fast. Definitely working with him next time.

    Até US$ 50

    $

    1 dia

    Tempo

    gig

    Aplicações Web Full Stack

    Útil?
    Sim
    Não
    W
    image-docs

    wesocialyou

    US

    Estados Unidos

    5

    Perfect! Mani is very expert in his field. I recommend him for anyone

    Útil?
    Sim
    Não
    B
    image-docs

    bluegene

    Cliente recorrente

    DE

    Alemanha

    5

    Very fast delivery! Thank you!

    Imagem de amostra
    Útil?
    Sim
    Não
    B
    image-docs

    bluegene

    Cliente recorrente

    DE

    Alemanha

    5

    I have got very good support from Mani!

    Imagem de amostra
    Útil?
    Sim
    Não
    B
    image-docs

    bluegene

    Cliente recorrente

    DE

    Alemanha

    5

    Great seller! He did a great job in RoR application upgrade and helping me figure out issues I've been trying solve and went the extra mile to make sure everything is OK. He is skillful seller and I would always recommend him!

    Útil?
    Sim
    Não