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I am a backend engineer with ops skills and an interest in front-end development. I am able to understand a general computer science problem with potential scalability issues, design and discuss solutions potentially involving distributed systems and databases and implement them in a professional fashion. My daily work habits include ensuring I write simple clear and efficient tested code, version and document it, set or improve the team's tooling regarding code quality, automatic delivery, and deployment.…I am a backend engineer with ops skills and an interest in front-end development. I am able to understand a general computer science problem with potential scalability issues, design and discuss solutions potentially involving distributed systems and databases and implement them in a professional fashion. My daily work habits include ensuring I write simple clear and efficient tested code, version and document it, set or improve the team's tooling regarding code quality, automatic delivery, and deployment.

Sadan Masroor

Web Developer, Back-End Developer, Developer

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I am a backend engineer with ops skills and an interest in front-end development. I am able to understand a general computer science problem with potential scalability issues, design and discuss solutions potentially involving distributed systems and databases and implement them in a professional fashion. My daily work habits include ensuring I write simple clear and efficient tested code, version and document it, set or improve the team's tooling regarding code quality, automatic delivery, and deployment.…I am a backend engineer with ops skills and an interest in front-end development. I am able to understand a general computer science problem with potential scalability issues, design and discuss solutions potentially involving distributed systems and databases and implement them in a professional fashion. My daily work habits include ensuring I write simple clear and efficient tested code, version and document it, set or improve the team's tooling regarding code quality, automatic delivery, and deployment.

Available to hire

I am a backend engineer with ops skills and an interest in front-end development. I am able to understand a general computer science problem with potential scalability issues, design and discuss solutions potentially involving distributed systems and databases and implement them in a professional fashion. My daily work habits include ensuring I write simple clear and efficient tested code, version and document it, set or improve the team’s tooling regarding code quality, automatic delivery, and deployment.

Skills

Experience Level

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Work Experience

Consultant Senior Engineer at Apptimum Labs

April 1, 2012 - November 17, 2025

Mentoring team on designing and developing software solutions. Ensuring code quality. Analyze client requirements.

Senior Software Engineer at Mastercard

December 1, 2022 - December 1, 2022

Designed and implemented Microservices in Elixir, Python and Ruby to yield desired functionality on data obtained from the database as JSON objects through REST controllers. Improved project code quality in accordance with SonarQube standards by rectifying over 800 bugs.

Senior Engineer at Lhotse Analytics

August 1, 2021 - August 1, 2021

Site Reliability Engineer and Sr Architect responsible for implementing scalable solutions.

Senior Software Engineer at Booking.com

October 1, 2016 - October 1, 2016

As Backend Chapter Lead: Ruby/Elixir, GraphQL, SQL, AWS (Lambda, DynamoDB, RDS, KMS, SQS). As React developer working with Redux.

Ruby on Rails Engineer at Induction Healthcare UK

November 1, 2014 - November 1, 2014

Write functional, unit, and integration tests for application quality assurance in Ruby and Python. Use version control tool Git and code storage tool Github for added application functionality.

Freelance Ruby on Rails Contractor at Upwork

August 1, 2012 - August 1, 2012

Part of the Upwork Premium Service Providers. Chosen by Upwork to work for Silicon Valley Startups to work remotely.