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Hafeez (Ur) Ur Rehman

Senior Ruby Full Stack Developer

Hafeez Ur Rehman
Stoke-on-Trent, United Kingdom

Experience

Sep 2023 - Present
2 years 6 months

Senior Ruby Full Stack Developer

Veroke

  • Led the development of scalable SaaS platforms using Ruby on Rails and React.
  • Developed and maintained high-traffic Ruby-based applications serving 500K+ active users.
  • Designed and delivered RESTful APIs, ensuring seamless frontend-backend integration.
  • Collaborated with UI/UX designers to create visually appealing and user-friendly interfaces using HTML, CSS, and JavaScript.
  • Implemented automated testing (RSpec, Capybara) achieving 90%+ coverage and reducing production bugs by 25%.
  • Established CI/CD pipelines with GitLab, reducing deployment time by 40%.
  • Mentored a team of 4 junior developers, introduced coding standards, and conducted code reviews to raise overall code quality.
  • Worked directly with stakeholders to refine requirements, ensuring the timely delivery of features in Agile Scrum sprints.
May 2022 - Aug 2023
1 year 4 months

Senior Full Stack Developer

iSOFT Studios

  • Improved database query efficiency, boosting overall system performance by 30%.
  • Implemented responsive UIs, improving page load speed by 20%.
  • Enhanced usability, reducing bounce rate significantly.
  • Integrated 10+ third-party APIs to expand product features and interoperability.
  • Partnered with product managers and UI/UX teams to deliver responsive, user-centric web interfaces.
  • Contributed to Agile ceremonies, ensuring 95% of sprints were delivered on time.
  • Provided knowledge-sharing sessions and peer training, helping upskill junior engineers on Ruby and React.
Sep 2020 - May 2022
1 year 9 months

Software Developer

AlgoRepublic

  • Contributed to 3 major web platforms (education management, healthcare, and surgery systems).
  • Designed and implemented core features in Ruby, JavaScript, and HTML, enhancing platform functionality for 10K+ users.
  • Enhanced system usability and reliability, resulting in positive client feedback and long-term partnerships.
  • Supported deployment pipelines and testing efforts, ensuring timely releases with minimal production issues.

Industries Experience

See where this freelancer has spent most of their professional time. Longer bars indicate deeper hands-on experience, while shorter ones reflect targeted or project-based work.

Experienced in Information Technology (4 years), Education (1.5 years), and Healthcare (1.5 years).

Information Technology
Education
Healthcare

Business Areas Experience

The graph below provides a cumulative view of the freelancer's experience across multiple business areas, calculated from completed and active engagements. It highlights the areas where the freelancer has most frequently contributed to planning, execution, and delivery of business outcomes.

Experienced in Information Technology (5.5 years), Product Development (5.5 years), and Quality Assurance (1.5 years).

Information Technology
Product Development
Quality Assurance

Summary

Versatile and results-driven Senior Software Engineer with 5+ years’ experience designing and delivering scalable web applications. Proven expertise in Ruby on Rails, Node.js, React, and modern cloud-native practices, with strong leadership in mentoring teams, driving Agile delivery, and ensuring software quality.

Skills

  • Backend & Frameworks: Ruby On Rails, Node.js, Restful Apis, Microservices
  • Frontend: React, Javascript (Es6+), Html5, Css3
  • Databases: Postgresql, Mysql, Query Optimisation
  • Cloud & Devops: Docker, Ci/cd (Gitlab, Jenkins), Aws
  • Testing & Quality: Rspec, Capybara, Tdd/bdd
  • Agile Delivery: Scrum, Jira, Bitbucket, Git
  • Leadership: Mentoring, Code Reviews, Stakeholder Collaboration, Project Ownership

Languages

Urdu
Native
English
Advanced

Education

Oct 2025 - Present

University of Chester

MSc Programme & Project Management · Programme & Project Management · Chester, United Kingdom

Oct 2016 - Jun 2020

PMAS Arid University

BS Computer Science · Computer Science · Rawalpindi, Pakistan

Profile

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Frequently asked questions

Do you have questions? Here you can find further information.

Where is Hafeez based?

Hafeez is based in Stoke-on-Trent, United Kingdom.

What languages does Hafeez speak?

Hafeez speaks the following languages: Urdu (Native), English (Advanced).

How many years of experience does Hafeez have?

Hafeez has at least 5 years of experience. During this time, Hafeez has worked in at least 3 different roles and for 3 different companies. The average length of individual experience is 2 years and 10 months. Note that Hafeez may not have shared all experience and actually has more experience.

What roles would Hafeez be best suited for?

Based on recent experience, Hafeez would be well-suited for roles such as: Senior Ruby Full Stack Developer, Senior Full Stack Developer, Software Developer.

What is Hafeez's latest experience?

Hafeez's most recent position is Senior Ruby Full Stack Developer at Veroke.

What companies has Hafeez worked for in recent years?

In recent years, Hafeez has worked for Veroke, iSOFT Studios, and AlgoRepublic.

Which industries is Hafeez most experienced in?

Hafeez is most experienced in industries like Information Technology (IT), Education, and Healthcare.

Which business areas is Hafeez most experienced in?

Hafeez is most experienced in business areas like Information Technology (IT), Product Development, and Quality Assurance (QA).

What is Hafeez's education?

Hafeez holds a Master in Programme & Project Management from University of Chester and a Bachelor in Computer Science from PMAS Arid University.

What is the availability of Hafeez?

Hafeez is immediately available full-time for suitable projects.

What is the rate of Hafeez?

Hafeez's rate depends on the specific project requirements. Please use the Meet button on the profile to schedule a meeting and discuss the details.

How to hire Hafeez?

To hire Hafeez, click the Meet button on the profile to request a meeting and discuss your project needs.

Average rates for similar positions

Rates are based on recent contracts and do not include FRATCH margin.

600
450
300
150
Market avg: 380-540 €
The rates shown represent the typical market range for freelancers in this position based on recent contracts on our platform.
Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.