Languages: HTML & CSS, JavaScript
Leonard Achanya
Front-End Software Engineer | Technical Support Specialist
Toronto,ON
Summary
Dynamic professional with a robust technical support background, adept at advanced troubleshooting and systems management. Expertise in diagnosing complex issues and implementing effective solutions ensures seamless operations and improved system performance. Strong emphasis on team collaboration and adaptability drives consistent results, fostering an environment of reliability and innovation. Proficient in software deployment and customer support, offering a unique blend of flexibility and dependability to any technical team.
Overview
8
8
years of professional experience
3
3
Certifications
Work History
Software Engineer - Front-End/Technical Support
Canadian Tire Corporation
04.2022 - 09.2025
- Designed and built applications using HTML, CSS, and JavaScript, improving performance, cross-browser compatibility, and overall user experience across customer-facing products.
- Collaborated with cross-functional stakeholders (product, design, QA, and support) to identify product optimization opportunities and deliver feature enhancements, including a Microsoft Power Apps relaunch that increased user engagement by 20%.
- Led and supported change management efforts across major product relaunches and platform migrations, ensuring smooth rollouts and minimal user disruption.
- Refactored a legacy Angular.js application into Flutter with SSO integration, improving security, UI responsiveness, and load times while modernizing product architecture.
- Performed impact analysis for new features and integrations and implemented a centralized configuration and feature-flagging system that reduced release risk by 40% and enabled controlled product rollouts.
- Served as a subject matter resource and mentor, troubleshooting product issues, guiding junior developers, and contributing to Tier-1 roadmap and analytics initiatives using Agile, Git, and TDD practices.
Technical Support Specialist
ASG a Sykes Company
07.2020 - 04.2022
- Supported over 30 client calls daily while efficiently managing emails and utilizing Salesforce to address issues immediately, resulting in a 95% customer issue resolution rate. Documented recurring issues in a centralized knowledge base to streamline future troubleshooting.
- Provided navigational support for customers, emphasizing safety protocols and ensuring a seamless user experience.
- Ensured 100% customer satisfaction by following up with clients to guarantee first-call resolution and educate them on maximizing the benefits of products and services.
- Collaborated with team members to troubleshoot complex IT issues, demonstrating patience and attention to detail in resolving over 90% of escalated cases within SLA requirements.
- Prioritized and resolved over 1000 help desk tickets within SLA, demonstrating strong attention to detail and troubleshooting skills.
- Collaborated with R&D and product teams to identify and address recurring Tier 2 cases, resulting in a 20% decrease in average resolution time.
Full Stack Software developer
Creosis Agency
01.2019 - 12.2019
- Led cross-browser compatibility testing initiatives and optimization techniques, implementing JSX to achieve a 15% improvement in website loading speeds. Integrated responsive design principles to ensure seamless functionality across devices.
- Implemented advanced front-end technologies such as JSX, React.js, and Redux to enhance the functionality of the website, leading to a decrease in bounce rate and improved user experience. Collaborated with 3+ back-end developers to integrate RESTful APIs for dynamic data handling.
- Observed agile project management with Slack & Git and ensured clean, efficient code following best practices and standards, contributing to successful project delivery. Conducted code reviews to maintain high-quality standards across the team.
- Developed RESTful HTTP endpoints using serverless functions and integrated APIs from 2+ third-party providers.
- Dynamically and responsively adding image alt texts, captions, and references across all layouts to improve SEO and accessibility.
Backend Developer
Exolve Technologies
01.2018 - 11.2018
- Utilized PHP to integrate user interface elements from UI/UX designers and Front-end developers, resulting in a seamless user experience on the platform and increasing user retention by 15%.
- Designed MySQL database solutions for multiple projects, resulting in a 15% reduction in query response time and improved overall website performance.
- Integrated API integration tools to streamline communication between different systems, reducing response times by 30% and improving overall system efficiency.
- Utilized object-oriented programming principles to design RESTful APIs that allowed for seamless interaction between front-end and back-end systems, resulting in a 40% reduction in API errors.
- Implemented comprehensive unit testing strategies to enhance code reliability and quality, achieving a decrease in user-reported bugs.
Education
Post Graduate Certificate - Information Security Management
Fanshawe College
London, CanadaPost Graduate Certificate - Network & Security Architecture
Fanshawe College
London, CanadaBachelor of Science - Management Information System
Covenant University
Ota, NigeriaSkills
Frontend — JavaScript HTML & CSS Reactjs Angularjs Flutter
Backend — Nodejs Expressjs PHP MySQL API Development Serverless Functions
Technical Support & Operations — Incident Management Issue Triage Root Cause Analysis SLA Management Escalation Handling
Software Tools & Platforms — Git CI/CD Jenkins Microsoft Azure ServiceNow Salesforce Jira Service Management, Microsoft Dynamics 365
Delivery & Collaboration — Agile/Scrum Cross-Functional Collaboration Change & Release Management
Certification
Certified SAFe 6 Practitioner – SAFe (Scaled Agile Framework)
Software
Frameworks & Libraries: React, Angular
Work Availability
monday
tuesday
wednesday
thursday
friday
saturday
sunday
morning
afternoon
evening
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Timeline
Software Engineer - Front-End/Technical Support
Canadian Tire Corporation
04.2022 - 09.2025
Technical Support Specialist
ASG a Sykes Company
07.2020 - 04.2022
Full Stack Software developer
Creosis Agency
01.2019 - 12.2019
Backend Developer
Exolve Technologies
01.2018 - 11.2018
Post Graduate Certificate - Network & Security Architecture
Fanshawe College
Bachelor of Science - Management Information System
Covenant University
Post Graduate Certificate - Information Security Management
Fanshawe College