Nathan Kwabena-Annoe Blankson
London,United Kingdom
Summary
Full Stack Developer with expertise in front-end and back-end technologies. Demonstrates strong problem-solving abilities and a rapid learning curve for new tools and frameworks. Committed to delivering impactful digital solutions and driving significant improvements in project outcomes.
Overview
8
8
years of professional experience
7
7
years of post-secondary education
1
1
Certification
Work history
Full Stack Developer
Zigzag
London
08.2023 - 07.2025
- Developed full-stack features using NestJS and Angular within Microsoft Azure environment.
- Built and maintained Ionic Angular mobile app with Storybook for UI component management.
- Led mentorship for junior developer and contributed to hiring process for mid-level engineer.
- Ensured code quality through pair programming, test-driven development, and Cypress E2E testing.
- Assisted in product feedback via user interviews, participating in refinement sessions.
- Provided technical support through ticketing system as needed.
Frontend Developer III
SourceBreaker
London
08.2023 - 08.2023
- Achieved promotion to Frontend Developer Level 3 after SourceBreaker’s acquisition by Bullhorn.
- Refactored existing UI library to align with Angular best practices, enhancing code quality.
Frontend Developer
SourceBreaker
London
12.2022 - 08.2023
- Elevated to Frontend Developer, contributing to development of multi-project compatible Angular component library.
- Facilitated user story refinement sessions to establish precise acceptance criteria.
- Proactively submitted technical debt stories to enhance coding practices and performance.
- Redesigned key application components utilised by multiple clients, showcasing strong ownership.
- Developed internal tools while improving backend skills using NestJS.
Junior Frontend Developer
SourceBreaker
London
08.2021 - 12.2022
- Transitioned to frontend development team as Junior Frontend Developer.
- Collaborated with product owners to gather requirements and deliver high-quality features.
- Aligned with design teams to create intuitive, user-friendly product designs.
- Maintained Cypress framework in cooperation with QA for consistent performance.
- Developed new features using Angular framework, adhering to user stories in JIRA.
- Resolved production code issues within one-week sprint cycles.
- Participated in production releases to ensure successful product delivery.
Automation QA
SourceBreaker
London
07.2020 - 08.2021
- Promoted to Automation QA after demonstrating proficient coding skills.
- Planned, developed, and maintained automated tests utilising Cypress.
- Constructed a Cypress framework for seamless test automation across web products.
- Collaborated with DevOps to integrate automated testing in GitLab pipelines across several environments.
Junior QA Engineer
SourceBreaker
London
06.2019 - 07.2020
- Conducted rigorous testing of new CRM integrations, ensuring seamless functionality for clients.
- Mastered web testing automation framework (Cypress) to enhance product quality and efficiency.
- Performed comprehensive cross-platform testing using Browserstack for optimal user experience.
- Utilised Postman for thorough API testing, ensuring integration with various software solutions.
Software Quality Assurance Tester
EuroTalk
London
03.2017 - 06.2019
- Automated aggregation of Apple Search Ad statistics using Python scripts to boost team productivity.
- Designed and implemented Laravel-based bug logging software for apprenticeship project.
- Supported two new testers while authoring comprehensive manual test plans.
- Generated clear bug reports with reproduction steps, assigning them to appropriate team members.
- Identified, reported, and verified issue resolutions using JIRA, Sifter, and GitHub.
- Modified PHP scripts for app bundle asset generation to ensure successful deployment on Apple App Store.
- Utilised SQL and Zendesk to manage customer inquiries efficiently.
- Coordinated planning and execution of Junior Language Challenge at schools and expos.
Software Quality Assurance Tester
onebillion
London
03.2017 - 09.2018
- Executed manual test cases for software during Global Learning XPRIZE competition, contributing to co-winning of $5 million.
- Reported bugs and defects via GitHub, ensuring product stability and quality.
- Collaborated with Developers, Content Managers, and Managing Director to achieve project objectives.
- Maintained part-time role as Software Quality Assurance Tester during development phases at EuroTalk.
Education
A Levels - Maths, Computing, Physics, Electronics
Newham Sixth Form College
London 09.2014 - 09.2016
10 GCSEs A-C - English & Maths
Eastlea Community School
London 09.2009 - 09.2014
Skills
- HTML
- CSS
- JavaScript
- Angular
- NestJS
- RxJS
- State Management (NGXS/NGRX)
- Git
- Jest
- Agile development
- Pair Programming
- Test-Driven Development (TDD)
Custom
Character and employer references will be provided on request.
Languages
English
Native
Certification
British Computing Society (BCS) - Mar 2017 - Apr 2018
Level 3 Software Development Technician - JAVA
BCS Level 3 Certificate in Software Development Context
and Methodologies (603/1191/5)
BCS Level 3 Certificate in Programming (603/1192/7)
Accomplishments
SourceBreaker
Tech Team Emerging Talent - 2021
Growth Champion - 2020
Affiliations
- Football (COYI)
- Gaming
- Movies
- Community Service (Mentoring)
References
References available upon request.
Timeline
Full Stack Developer
Zigzag
08.2023 - 07.2025
Frontend Developer III
SourceBreaker
08.2023 - 08.2023
Frontend Developer
SourceBreaker
12.2022 - 08.2023
Junior Frontend Developer
SourceBreaker
08.2021 - 12.2022
Automation QA
SourceBreaker
07.2020 - 08.2021
Junior QA Engineer
SourceBreaker
06.2019 - 07.2020
Software Quality Assurance Tester
EuroTalk
03.2017 - 06.2019
Software Quality Assurance Tester
onebillion
03.2017 - 09.2018
A Levels - Maths, Computing, Physics, Electronics
Newham Sixth Form College
09.2014 - 09.2016
10 GCSEs A-C - English & Maths
Eastlea Community School
09.2009 - 09.2014
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