Thomas Jackson Sillah

• Spearheaded the development of a high-performance e-commerce application for Bon Jovi's backstage experience using Next.js, enhancing SEO and server-side rendering capabilities.
• Integrated Content Management System (CMS) for dynamic content updates, empowering non-technical staff to manage website content effectively.
• Implemented Redux-saga, React Hooks, and React-Router for state management and routing, ensuring smooth navigation and efficient data handling.
• Designed and developed custom Next.js components for an intuitive user experience, including Accordions, Filters, Dropdowns, Carousels, Buttons, Checkboxes, Inputs, and Icons, with an emphasis on animation to engage users.

https://backstage.bonjovi.com/

• Full-stack Developer/CTO for a Leading Referral Marketplace for B2B Sales in London. Single-handedly spearheaded the development and strategy of our B2B referral marketplace from conception to launch. This involved developing and maintaining the fantasy premier league app, built with react native.

• As the sole developer and CTO, I took complete ownership, mapping out the entire platform's design and functionalities.

• Masterfully utilized Vue.js and Firebase to develop a responsive and robust platform. My hands-on approach ensured seamless integration and performance optimization.

• Adopted a stringent QA mindset, testing and refining every feature with utmost precision and attention to detail.

• Integrated Tailwind for an intuitive UI and maximized user experience through Vue.js.
Incorporated Stripe Connect for Marketplaces, guaranteeing secure and efficient transactions.

https://www.introstars.com/

• Involved designing in web pages using HTML 5, CSS3, JavaScript, Bootstrap, SASS, LESS, ReactJS, Redux, serving high-profile clients like the Premier League, ICC, and ATP
• Extensively used React JS components, Forms, React-Bootstrap, Events, Keys, Router, Animations, Redux and Flux concept
• Expertise in UX-Library comprised of Button, Checkbox, Input, Icons, Toggle Button, Dropdown, Multi-Level Dropdown and some more
• Worked closely with the Back-End team to display data using the Custom Components, library Components, and Redux
• Developed and implemented a state-of-the-art asset bundling strategy with Webpack, improving the overall performance of web applications.

https://www.pulselive.com/

• Rapidly enhanced and maintained a mobile Game application called Avakin life with a user base of over 5 million globally, integrating AWS for performance optimization, and delivered a seamless experience using React for front-end development.
• Expertly transitioned legacy freestyle jobs to modern CI/CD pipelines on AWS, achieving a 25% enhancement in deployment speed and reliability.
• Proficiently built and sustained game asset delivery mechanisms, utilizing React Native for cross-platform user engagement and interaction.
• Leveraged Node.js to construct efficient and scalable backend systems capable of handling the increasing volume of concurrent user requests, ensuring robust operation for our dynamic and growing audience.
• Streamlined the development process by adopting modern practices and tools, including NPM for package management, and Gulp & Grunt for task automation, facilitating a smooth build process.
• Collaborated closely with the backend team to guarantee seamless deployments, configuring various builds and test scripts to uphold a consistent CI/CD process.
• Implemented comprehensive unit tests with Mocha and end-to-end testing through Protractor to maintain high-quality standards across all components.

https://avakin.com/

• Engineered a sophisticated e-commerce platform for Geschwister, leveraging the robustness of Shopify's backend with the dynamic capabilities of React for the frontend.
• Designed and implemented a seamless shopping experience by creating interactive user interfaces with React, ensuring a modern and responsive web presence.
• Integrated Shopify's powerful e-commerce solutions with custom React components, enabling a tailored shopping experience that aligns with Geschwister's brand identity.
• Optimized website performance and user experience by utilizing React's efficient rendering and state management within Shopify's scalable infrastructure.
• Collaborated with cross-functional teams to ensure a cohesive and branded online presence, from product listings to checkout, enhancing the overall customer journey.
• Adapted Shopify's theming and storefront API to fit unique design requirements, pushing the boundaries of a standard Shopify store with advanced React techniques.

https://geschwister.com/

• Orchestrated a strategic cloud migration for Elsevier's Spain journals product line, directing an international development team to ensure a flawless transition to AWS, completed within the projected timeline.
• Configured critical AWS VPC components and orchestrated application clusters using Terraform, significantly enhancing the deployment efficiency for over 15 applications, aligning with Elsevier's commitment to technical excellence.
• Championed the development of a robust editorial application employing React and Redux for efficient state management, elevating the codebase maintainability and testability, and furthering Elsevier's innovative digital publishing solutions.
• Identified and remediated single points of failure and security risks.
• Displayed sound understanding of standard networking protocols, virtual networks and load balancing.
• Developed and documented system security authorization boundaries for cloud-based solutions and client applications within cloud service.

https://www.elsevier.com/

• Developed user-centric applications for YADA Campus using react native, positively impacting over 1000 university students. Utilized Node.js for backend development, ensuring efficient data processing and server-side rendering.
• Deployed and managed resilient application infrastructures using Kubernetes and Docker across 20+ projects.
• Devised a feature-rich student dashboard interface using React, Redux, and TypeScript, effectively increasing user engagement rates.
• Reviewed code, debugged problems, and corrected issues.
• Collaborated with fellow engineers to evaluate software and hardware interfaces.
• Managed development milestones from initial steps through final delivery.
• Used NodeJS, ORM and SQL/No-SQL to develop and manage databases.

https://www.expede.group/

• Led the development of native Android and iOS applications using React and React Native, catering to thousands of users. Incorporated Jest and Enzyme for testing, thereby reducing potential regressions.
• Optimized websites across multiple platforms, yielding a 35% enhancement in user experience and website performance. Applied performance optimization strategies like code-splitting, lazy-loading, and caching in the React applications.
• Planned website development, converting mockups into usable web presence with HTML, JavaScript, AJAX, and JSON coding.
• Provided front-end website development using WordPress, Hubspot, and other editing software.
• Coded websites using HTML, CSS, JavaScript, and jQuery languages.
• Applied emerging technologies to update and maintain site applicability.

https://www.stobox.io/

• Coded websites using HTML, CSS, JavaScript, and jQuery languages.
• Planned website development, converting mockups into usable web presence with HTML, JavaScript, AJAX, and JSON coding.
• Provided front-end website development using WordPress, Hubspot, and other editing software.
• Independently crafted and developed diverse web applications, delivering consistent performance across mobile and desktop platforms. Emphasized on responsive web design using Bootstrap and implemented RESTful APIs using Node.js.