Hafeez (Ur) Ur Rehman-Senior Ruby Full Stack Developer
Check rate
Experience
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.
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.
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.
Industry experience
See where this freelancer has spent most of their professional time.
Experienced in Information Technology, Education, and Healthcare.
Business area experience
See which departments and functions this freelancer has contributed to most.
Experienced in Information Technology, Product Development, and 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
Education
University of Chester
MSc Programme & Project Management · Programme & Project Management · Chester, United Kingdom
PMAS Arid University
BS Computer Science · Computer Science · Rawalpindi, Pakistan
Statistics
Experience
Expertise
Qualifications
Profile
Frequently asked questions
Have questions? Find more information here.
Hafeez is based in Stoke-on-Trent, United Kingdom.
Hafeez speaks the following languages: Urdu (Native), English (Advanced).
Hafeez has at least 6 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. Note that Hafeez may not have shared all experience and actually has more experience.
Based on recent experience, Hafeez would be well-suited for roles such as: Senior Ruby Full Stack Developer, Senior Full Stack Developer, Software Developer.
Hafeez's most recent position is Senior Ruby Full Stack Developer at Veroke.
In recent years, Hafeez has worked for Veroke, iSOFT Studios, and AlgoRepublic.
Hafeez is most experienced in industries like Information Technology, Education, and Healthcare.
Hafeez is most experienced in business areas like Information Technology, Product Development, and Quality Assurance.
Hafeez has recently worked in industries like Information Technology, Education, and Healthcare.
Hafeez has recently worked in business areas like Information Technology, Product Development, and Quality Assurance.
Hafeez holds a Master in Programme & Project Management from University of Chester and a Bachelor in Computer Science from PMAS Arid University.
The availability of Hafeez needs to be confirmed.
Daily rate distribution
The rates shown represent the typical market range for freelancers in this position based on recent contracts on our platform.
Average rates for similar positions
Rates are based on recent contracts and do not include FRATCH margin.
The average daily rate is the mean of all daily rates from recent contracts of comparable freelancers on our platform.
The median daily rate is the middle value of all daily rates — half of comparable freelancers charge less, half charge more. Unlike the average, it is barely affected by outliers.
Calculated based on our freelancers’ daily rates as of 26 Aug 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
Similar freelancers
Discover other experts with similar qualifications and experience
Shamaila Mahmood
Adil Sultan
Muhammad Zumar
Rizwan Bashir
Majid Khan
Hamza Sohail
Dirk Bolte
Michael König
Dmitry Tarantin
Martin Djonov
Experts recently working on similar projects
Freelancers with hands-on experience in comparable project as a Senior Ruby Full Stack Developer
Muhammad wasif Imtiaz
Imran Ali
Sajid Hussain
Björn Wilmsmann
Niko Schmuck
Rüdiger Schulz
Mitali Soti
Simona Thrussell
Bogdan Bak
Bastian Wegge
Nearby freelancers
Professionals working in or nearby Stoke-on-Trent, United Kingdom
Dragan Ćeran
Andrea Ceran
Khaja Mohamed
Muzamil Hussain
Nicolas Kalns
Wilson Kurian
Paul Swift
Ozgur Solak
Kaiser Lone
Muhammad yasir Affan
