Suraj Auwal, Developer in Valletta, Malta
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Suraj Auwal

Verified Expert  in Engineering

Bio

Suraj is a distinguished senior engineer with a decade of experience delivering high-impact technical solutions across diverse domains. Combining strategic problem-solving with hands-on expertise, he transforms complex requirements into elegant, scalable systems that drive business value. His collaborative approach and commitment to quality make him an invaluable partner for organizations seeking impactful digital transformation.

Portfolio

Kalios, Inc
NestJS, TypeScript, Microservices, JavaScript, React
Nana
Microservices, Kubernetes, Docker, React Native, Expo, React, Node.js, NestJS...
Cake Group
JavaScript, Node.js, TypeScript, Ethereum, Blockchain, React, NestJS, Next.js...

Experience

  • JavaScript - 6 years
  • TypeScript - 5 years
  • Node.js - 5 years
  • Next.js - 4 years
  • React - 4 years
  • React Native - 3 years
  • Solidity - 2 years
  • Blockchain - 2 years

Availability

Part-time

Preferred Environment

Slack, MacOS, Linux, Blockchain, Solidity, WebStorm, Cypress

The most amazing...

...project I've worked on is a blockchain explorer that has reached 500,000 monthly visitors.

Work Experience

NestJS Microservices Developer

2024 - 2024
Kalios, Inc
  • Migrated an existing back-end server to a NestJS microservice.
  • Set up and implemented three back-end services using NestJS in a mono repo of a game listing startup.
  • Delivered a robust and decentralized back-end server using NestJS.
Technologies: NestJS, TypeScript, Microservices, JavaScript, React

Software Engineering Lead

2022 - 2023
Nana
  • Led a cross-functional engineering team in successfully launching a food delivery app that resulted in a 35% increase in reliability/scalability and a 25% improvement in customer satisfaction.
  • Improved code quality by 45% and streamlined the engineering workflow through development processes, standards, and tools, reducing rework by 20% and increasing productivity by 15%.
  • Contributed to the growth and development of the engineering team through a successful hiring and onboarding process, resulting in a 95% success rate in new hires and a 20% increase in team morale.
  • Mentored junior engineers, leading to three promotions and a 100% retention rate among mentees.
  • Fostered a culture of continuous improvement that resulted in a 25% improvement in engineering efficiency and a 50% reduction in technical debt.
Technologies: Microservices, Kubernetes, Docker, React Native, Expo, React, Node.js, NestJS, Next.js, AWS CLI, TypeScript, JavaScript, MySQL, MongoDB, Slack, CSS, Cypress, WebStorm, Tailwind CSS, User Experience (UX), User Interface (UI), Architecture, HTML, Mapbox, Front-end, APIs, PostgreSQL, REST APIs, Vercel, Redux, Webpack, Front-end Build Tools, Front-end Development, Google Cloud, Full-stack, Full-stack Development, React Hooks, React Query, Google Cloud Platform (GCP), GraphQL, Figma, Express.js, Amazon Web Services (AWS), Fintech, Back-end, TypeORM, Unit Testing, Context API, AWS Lambda, GitHub Actions

Software Engineer – Blockchain Products

2021 - 2022
Cake Group
  • Contributed to one of the most significant open source decentralized finance projects, Defichain, delivering high-quality blockchain and crypto products, including a blockchain explorer and a crypto mobile wallet.
  • Collaborated with cross-functional teams, including product management, design, and operations, to understand customer requirements, prioritize features, and plan product roadmaps.
  • Wrote and executed over 500 tests using Cypress and Jest, resulting in a 99.9% error-free code and an improved overall product quality of 50%.
  • Implemented TypeScript development, improving project efficiency by 40% and speeding up the delivery of UIs, APIs, and SDKs.
  • Introduced a development process using Agile methodologies to streamline the engineering workflow and improve the quality of the codebase.
Technologies: JavaScript, Node.js, TypeScript, Ethereum, Blockchain, React, NestJS, Next.js, MetaMask, CSS, Cypress, WebStorm, Kubernetes, Docker, React Native, Tailwind CSS, MongoDB, User Experience (UX), User Interface (UI), Web 3.0, Web3.js, Architecture, HTML, Front-end, APIs, Plugins, Web3, Decentralized Finance (DeFi), PostgreSQL, REST APIs, Vercel, Redux, Webpack, Front-end Build Tools, Front-end Development, Full-stack, Back-end Development, Full-stack Development, React Hooks, React Query, Google Cloud Platform (GCP), GraphQL, Figma, Express.js, Blockchain & Cryptocurrency, ERC-1155, Amazon Web Services (AWS), Fintech, Back-end, TypeORM, Unit Testing, Context API

Software Engineer

2020 - 2021
Buyzooka Technologies
  • Contributed to developing a script that processed data from hundreds of thousands of online stores, improving performance and efficiency.
  • Participated actively in code reviews, codebase maintenance, and refactoring to ensure the product adhered to development standards and best practices.
  • Communicated effectively with stakeholders, including product owners, project managers, and other development teams, to ensure project timelines and priorities were met.
  • Worked in a fast-paced and Scrum-driven environment under the guidance of a technical lead to deliver a revolutionary eCommerce product.
Technologies: Puppeteer, Node.js, AdonisJS, TypeScript, JavaScript, React, Vue, Socket.IO, WebSockets, CSS, WebStorm, Next.js, MongoDB, User Experience (UX), User Interface (UI), HTML, Front-end, Gatsby, APIs, Plugins, PostgreSQL, REST APIs, Redux, Webpack, Front-end Build Tools, Front-end Development, Google Cloud, Full-stack, Full-stack Development, React Hooks, React Query, GraphQL, Express.js, Amazon Web Services (AWS), Back-end, TypeORM, Unit Testing, Context API

Full-stack Developer

2020 - 2021
Skein Agency
  • Designed and deployed a microservice using Node.js, React, and Docker, resulting in a 20% improvement in application performance and scalability.
  • Managed relational databases in MySQL on Docker and non-relational databases in MongoDB, ensuring high availability and data security.
  • Transformed monolithic servers into a modern microservice architecture, resulting in a 30% decrease in downtime and a 50% increase in system efficiency.
  • Implemented CI/CD pipelines using Jenkins and CircleCI, resulting in a 40% reduction in build time and a 100% deployment success rate.
  • Shipped applications in containers using Docker and Kubernetes, ensuring seamless deployments and version control.
Technologies: JavaScript, TypeScript, React, Node.js, AWS CLI, CircleCI, Next.js, CSS, Bootstrap, jQuery, MongoDB, Docker, User Experience (UX), User Interface (UI), HTML, Front-end, Gatsby, Contentful, Shopify, APIs, Plugins, PostgreSQL, REST APIs, Vercel, Redux, Webpack, Front-end Build Tools, Front-end Development, Full-stack, Full-stack Development, React Hooks, React Query, GraphQL, Express.js, Amazon Web Services (AWS), Back-end, Unit Testing

Shopify Developer

2018 - 2020
Self-employed
  • Designed and developed eCommerce solutions using Shopify, offering high conversion rates for clients.
  • Delivered customized eCommerce solutions that met each client's unique needs and requirements.
  • Translated mockups and designs into robust and pixel-perfect Shopify storefronts, web apps, and themes.
  • Provided ongoing technical support and troubleshooting assistance to clients.
  • Maintained and updated client websites to ensure optimal performance and user experience.
Technologies: jQuery, Bootstrap, Materialize, Liquid, Liquid Template, PHP, JavaScript, React, CSS, TypeScript, Node.js, Shopify, User Interface (UI), HTML, Front-end, Gatsby, APIs, REST APIs, Webpack, Front-end Build Tools, Front-end Development, Full-stack, Full-stack Development, React Query, GraphQL, Back-end

Junior Front-end Developer

2017 - 2018
Marubiy Ventures
  • Contributed to the development of internal tools and custom content management systems.
  • Collaborated on building the company's website and landing pages.
  • Developed newsletters and email templates for marketing teams.
Technologies: Bootstrap 4, HTML, CSS, React, JavaScript, Bootstrap, jQuery, PHP, TypeScript, Node.js, Front-end, Shopify, REST APIs, Webpack, Front-end Build Tools, Front-end Development, React Hooks, React Query, GraphQL

Experience

DeFiChain Blockchain Explorer

https://defiscan.live
This project involved delivering DeFi Scan, a one-stop explorer for the DeFiChain blockchain, to track and monitor transactions and operations occurring on the blockchain. The web app was built with Next.js and Tailwind CSS.

Defichain Lite Wallet

https://defichain.com/explore/wallets
A decentralized finance wallet for the DeFiChain blockchain built with React Native and Expo. The wallet allows users to send and receive supported tokens and perform decentralized finance actions like loans, auctions, staking, and liquidity mining.

Web 3.0 Website

https://defichain.com
A Web 3.0 website for DeFiChain blockchain. This is the leading website with all the information about the blockchain. It is virtually pleasing and well-designed. Built with Next.js, React, TypeScript, and Tailwind CSS for styling.

Skills

Libraries/APIs

React, jQuery, Node.js, REST APIs, React Query, Context API, Liquid, Web3.js, Puppeteer, Vue, Socket.IO

Tools

Slack, WebStorm, MetaMask, Expo, Webpack, Figma, Front-end Build Tools, AWS CLI, CircleCI

Languages

Solidity, HTML, CSS, JavaScript, TypeScript, GraphQL, Liquid Template, PHP

Frameworks

Cypress, Bootstrap, Next.js, NestJS, React Native, Tailwind CSS, Redux, Express.js, Materialize, AdonisJS

Paradigms

Unit Testing, Microservices

Platforms

MacOS, Blockchain, Ethereum, Shopify, Vercel, Google Cloud Platform (GCP), Amazon Web Services (AWS), AWS Lambda, Linux, Kubernetes, Docker, Mapbox, Contentful

Storage

MySQL, MongoDB, PostgreSQL, Google Cloud

Other

Bootstrap 4, User Experience (UX), User Interface (UI), Architecture, Front-end, APIs, Front-end Development, Full-stack, Back-end Development, Full-stack Development, React Hooks, Blockchain & Cryptocurrency, ERC-1155, Back-end, TypeORM, GitHub Actions, Web 3.0, Gatsby, Web3, Decentralized Finance (DeFi), Fintech, WebSockets, Plugins

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