YONATAN HADDISH
Full Stack Developer
Toronto,ON
Summary
Full Stack Developer with proven ability to deliver impactful solutions. Adept at JavaScript, Python, React, Node.js, and database management. Strong focus on team collaboration and adaptability, ensuring dependable performance in dynamic environments. Known for problem-solving skills and results-driven approach.
Overview
7
7
years of professional experience
Work History
Full Stack Software Developer
Big Tree
02.2025 - Current
- Mentored 3 junior developers, sharing best practices and guiding them through complex tasks, resulting in faster project completion and improved code quality. Developed and managed SQL and NoSQL databases using Node.js and ORM tools, optimizing data storage and retrieval for applications supporting 1,000+ records. Discussed project progress with customers, collected feedback on different stages and directly addressed concerns.
- Communicated regularly with customers to discuss project progress, gather feedback at different stages, and resolve concerns, achieving 95% client satisfaction.
- Continuously updated technical skills through professional development courses, staying current with emerging technologies and industry trends, resulting in faster project delivery and implementation of best practices.
- Designed and implemented robust backend services using RESTful APIs, enabling seamless data exchange for 100+ concurrent users between front-end clients and backend systems.
Customer Service Representative
CD Trucking & Logistics
07.2024 - 02.2025
- Assisted customers by responding to 30+ inquiries per day via phone and email, providing accurate information and timely solutions. Provided service information and helped resolve basic issues.
- Delivered clear service information and resolved common issues, improving customer satisfaction and reducing follow-up requests.
- Recorded and managed customer feedback, contributing to process improvements and enhanced service quality.
Associate Software Developer
Toronto-Dominion Bank
12.2023 - 07.2024
- Built React-based web applications, improving page load time by 30% and enhancing overall user experience.
- Developed dynamic web applications using React for the frontend and Node.js with MSSQL for the backend, delivering responsive and user-friendly interfaces. Collaborated in the development of a dynamic web application using React for the frontend and resulting in a highly responsive and user-friendly interface.
- Collaborated with cross-functional teams to deploy Node.js applications to Azure Cloud, ensuring scalability and high availability.
Associate Software Developer
Toronto-Dominion Bank
12.2022 - 12.2023
- Gained hands-on experience with network fundamentals and F5 load balancers, understanding traffic management and optimization.
- Deployed web pages to multiple remote servers using Ansible, automating deployment processes and reducing manual setup time by 30%.
Blockchain Developer / Internship
Snapbrillia
12.2021 - 09.2022
- Participated in an internship focused on Web3 development using Haskell, researching blockchain technologies and functional programming.
- Created 2–3 prototypes to test application features and evaluated multiple design approaches to improve scalability and security.
- Collaborated with mentors and peers to analyze technical feasibility and gather insights for future project development.
EVK
Amazon Courier
01.2020 - 09.2022
- Delivered rush merchandise on tight schedules, completing 200+ deliveries per day and consistently meeting customer deadlines.
- Grouped and routed deliveries efficiently by designated areas, improving delivery times by 25% and optimizing operational workflow.
Security Guard/ Concierge
Paragon Security
11.2019 - 11.2020
- Documented all security-related incidents and submitted detailed reports to supervisors, contributing to a 50% reduction in recurring safety issues.
- De-escalated 20+ customer concerns per week, maintaining a calm and professional demeanor and ensuring high satisfaction and safety compliance.
Web Developer (Front-end)
Angish Web Design
08.2018 - 07.2019
- Collaborated with customers to determine needs and work through design options.
- Built layouts according to customers parameters using HTML5 and CSS 3
- Improved and designed new layouts to achieve usability and performance objectives.
Education
Certificate - Secure Coding, Watspeed
University of Waterloo
Toronto, ON12.2024
Certificate - Full Stack Development
Obsidi Academy By BPTN in Partnership With TD Bank
Toronto, ON12.2022
Certificate - Full Stack Web Development
University of Toronto
Toronto, ON08.2021
Bachelor of Science - Applied Mathematics
Eritrean Institute of Technology
Eritrea07.2012
Skills
API design and integration
Frontend development
Backend programming
undefinedTimeline
Full Stack Software Developer
Big Tree
02.2025 - Current
Customer Service Representative
CD Trucking & Logistics
07.2024 - 02.2025
Associate Software Developer
Toronto-Dominion Bank
12.2023 - 07.2024
Associate Software Developer
Toronto-Dominion Bank
12.2022 - 12.2023
Blockchain Developer / Internship
Snapbrillia
12.2021 - 09.2022
EVK
Amazon Courier
01.2020 - 09.2022
Security Guard/ Concierge
Paragon Security
11.2019 - 11.2020
Web Developer (Front-end)
Angish Web Design
08.2018 - 07.2019
Certificate - Secure Coding, Watspeed
University of Waterloo
Certificate - Full Stack Development
Obsidi Academy By BPTN in Partnership With TD Bank
Certificate - Full Stack Web Development
University of Toronto
Bachelor of Science - Applied Mathematics
Eritrean Institute of Technology