Looks like you have JavaScript disabled. For the full Twine experience, you will need to re-enable it.

I am Jiawei Ma, a dedicated software engineer with a passion for building reliable and scalable applications in AI and cloud development. I hold a Master's Degree in Computer Engineering from the University of Toronto, where I honed my skills in AI search algorithms, machine learning, and backend architecture design. At DataAnnotation, I successfully implemented AI-driven solutions that enhanced code maintainability and streamlined integration processes. Additionally, my experience at Bell Canada involved improving application stability through rigorous testing and agile methodologies. I thrive in collaborative environments and constantly seek innovative ways to solve complex problems. I am now eager to contribute my expertise in AI search retrieval and software engineering to a part-time remote role, focusing on optimizing performance and ensuring data security. --- Employment and project experience Software Engineer DataAnnotation _January 2024 - December 2025_ Software Quality Assurance Specialist Bell Media Inc. _January 2020 - December 2020_…I am Jiawei Ma, a dedicated software engineer with a passion for building reliable and scalable applications in AI and cloud development. I hold a Master's Degree in Computer Engineering from the University of Toronto, where I honed my skills in AI search algorithms, machine learning, and backend architecture design. At DataAnnotation, I successfully implemented AI-driven solutions that enhanced code maintainability and streamlined integration processes. Additionally, my experience at Bell Canada involved improving application stability through rigorous testing and agile methodologies. I thrive in collaborative environments and constantly seek innovative ways to solve complex problems. I am now eager to contribute my expertise in AI search retrieval and software engineering to a part-time remote role, focusing on optimizing performance and ensuring data security. --- Employment and project experience Software Engineer DataAnnotation _January 2024 - December 2025_ Software Quality Assurance Specialist Bell Media Inc. _January 2020 - December 2020_

Jiawei Ma

QA Engineer, Back-End Developer, Full Stack Developer, +7





I am Jiawei Ma, a dedicated software engineer with a passion for building reliable and scalable applications in AI and cloud development. I hold a Master's Degree in Computer Engineering from the University of Toronto, where I honed my skills in AI search algorithms, machine learning, and backend architecture design. At DataAnnotation, I successfully implemented AI-driven solutions that enhanced code maintainability and streamlined integration processes. Additionally, my experience at Bell Canada involved improving application stability through rigorous testing and agile methodologies. I thrive in collaborative environments and constantly seek innovative ways to solve complex problems. I am now eager to contribute my expertise in AI search retrieval and software engineering to a part-time remote role, focusing on optimizing performance and ensuring data security. --- Employment and project experience Software Engineer DataAnnotation _January 2024 - December 2025_ Software Quality Assurance Specialist Bell Media Inc. _January 2020 - December 2020_…I am Jiawei Ma, a dedicated software engineer with a passion for building reliable and scalable applications in AI and cloud development. I hold a Master's Degree in Computer Engineering from the University of Toronto, where I honed my skills in AI search algorithms, machine learning, and backend architecture design. At DataAnnotation, I successfully implemented AI-driven solutions that enhanced code maintainability and streamlined integration processes. Additionally, my experience at Bell Canada involved improving application stability through rigorous testing and agile methodologies. I thrive in collaborative environments and constantly seek innovative ways to solve complex problems. I am now eager to contribute my expertise in AI search retrieval and software engineering to a part-time remote role, focusing on optimizing performance and ensuring data security. --- Employment and project experience Software Engineer DataAnnotation _January 2024 - December 2025_ Software Quality Assurance Specialist Bell Media Inc. _January 2020 - December 2020_

Available to hire

I am Jiawei Ma, a dedicated software engineer with a passion for building reliable and scalable applications in AI and cloud development. I hold a Master’s Degree in Computer Engineering from the University of Toronto, where I honed my skills in AI search algorithms, machine learning, and backend architecture design.

At DataAnnotation, I successfully implemented AI-driven solutions that enhanced code maintainability and streamlined integration processes. Additionally, my experience at Bell Canada involved improving application stability through rigorous testing and agile methodologies. I thrive in collaborative environments and constantly seek innovative ways to solve complex problems.

I am now eager to contribute my expertise in AI search retrieval and software engineering to a part-time remote role, focusing on optimizing performance and ensuring data security.

Employment and project experience

Software Engineer DataAnnotation
January 2024 - December 2025

Software Quality Assurance Specialist Bell Media Inc.
January 2020 - December 2020

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Language

English

Fluent

Chinese

Fluent

Work Experience

Software Engineer at DataAnnotation

January 1, 2024 - December 31, 2025

• Implemented feedback systems by scoring and annotating AI-generated programs, enhancing code maintainability by 20% through iterative improvements of generation quality. • Audited and refactored code in 300+ AI-drafted web applications, ensuring quality and adherence to best practices. • Collaborated with cross-functional teams to streamline code integration, reducing debugging time by 15%. • Applied CI/CD pipelines and Agile methodologies to shorten release cycles by 25% and enhance software reliability.

Quality Assurance Specialist at Bell Media Inc.

January 1, 2021 - December 31, 2020

• Led migration of 600+ test cases to new platform, boosting coverage by 25%, reducing regression bugs by 30%. • Conducted 1500+ manual and automated tests on FibeTV app using Git, ADB, Ruby, and JUnit for Android systems. • Boosted defect detection by 35% using system-level cloud and cross-platform compatibility testing. • Improved app stability by 30% via software integration tests and agile collaboration across dev teams.

Software Engineer at Data Annotation

December 31, 2024 - October 10, 2025

Implemented feedback system scoring AI-generated programs, improving maintainability by 20%. Audited and refactored 300+ AI-drafted web apps for quality and best practices. Collaborated cross-functionally to streamline integration, reducing debugging time by 15%. Implemented CI/CD and Agile practices to shorten releases and increase reliability.

Software Quality Assurance Specialist at Bell Canada

December 31, 2020 - October 10, 2025

Migrated 600+ test cases to a new platform, increasing coverage by 25% and reducing regression bugs by 30%. Executed 1500+ manual and automated tests on FibeTV Android app using Git, ADB, Ruby, and JUnit. Improved defect detection by 35% with cloud and cross-platform testing. Enhanced app stability through integration tests and Agile collaboration.

Backend Developer

May 1, 2022 - October 10, 2025

Led secure audit platform development using Flask/PostgreSQL, managing 500+ encrypted files. Deployed to Heroku with CircleCI, reducing integration errors by 40%. Designed ER/UML models and implemented RBAC with RSA encryption. Built React UI and optimized SQL queries to reduce backend latency under load.

Full-stack Developer

May 1, 2022 - October 10, 2025

Built web survey platform backend with Java SpringBoot and PostgreSQL, enabling real-time input from 100+ users. Implemented responsive UI with React and Chart.js, boosting data visualization by 50%. Integrated CircleCI and GitOps to reduce release errors by 30% via automated testing. Deployed to Heroku to improve accessibility and speed.

Full-stack Developer

January 1, 2023 - October 10, 2025

Implemented a scalable Flask/PostgreSQL web app enabling users to upload, browse, and manage real estate listings. Deployed on AWS (EC2, S3, Lambda) for scalability. Integrated Rekognition to auto-tag uploaded images, improving search accuracy by ~40%. Used Memcached to cache frequent DB queries, reducing page load times by 35%.

Software Engineer at Data Annotation

December 1, 2024 - October 10, 2025

Implemented feedback systems by scoring and annotating AI-generated programs, enhancing code maintainability by 20% through iterative improvements of generation quality. Audited and refactored code in 300+ AI-drafted web applications, ensuring quality and adherence to best practices. Collaborated with cross-functional teams to streamline code integration, reducing debugging time by 15%. Applied CI/CD pipelines and Agile methodologies to shorten release cycles by 25% and enhance software reliability.

Software Quality Assurance Specialist at Bell Canada

December 1, 2020 - October 10, 2025

Led migration of 600+ test cases to new platform, boosting coverage by 25%, reducing regression bugs by 30%. Conducted 1500+ manual and automated tests on FibeTV app using Git, ADB, Ruby, and JUnit for Android systems. Boosted defect detection by 35% using system-level cloud and cross-platform compatibility testing. Improved app stability by 30% via software integration tests and agile collaboration across dev teams.

Education

Master of Engineering at University of Toronto

September 1, 2022 - July 31, 2023

• Core Courses: Cloud Computing, Machine Learning, Big Data Analytics, Algorithms and Data Structures

Bachelor of Engineering at Carleton University

September 1, 2017 - July 31, 2022

• Honors & Activities: Graduated with Distinction | 2021-2022 Deans’ Honour List | PMC Volunteer Notetaker • Core Courses: OOP, RDBMS, Agile Development, Multi-threading, Software Architecture, Cyber Security

Master of Engineering – Computer Engineering at University of Toronto

September 1, 2022 - July 1, 2023

Bachelor of Engineering – Software Engineering at Carleton University

September 1, 2017 - July 1, 2022

Master of Engineering at University of Toronto

September 1, 2022 - July 1, 2023

Bachelor of Engineering at Carleton University

September 1, 2017 - July 1, 2022

Qualifications

Add your qualifications or awards here.

Industry Experience

Software & Internet, Computers & Electronics, Real Estate & Construction, Media & Entertainment, Telecommunications, Professional Services, Government, Education, Other