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oscar williams

Sr dev
No intro yet.
DeepSpace, US
Tufts University
United States

Professional Background

  • Current status
  • Profession
    Web Developer
    Blockchain Platform Engineer
    Full Stack Development
  • Fields
  • Work experience
    6-10 years (6-10 years relevant)
  • Management
  • Skills
    Full Stack Web Development
    Frontend Development
    Node.js / Express.js
    React Hooks
    Laravel PHP Framework
    SQL Database
    Tailwind CSS
    Cloud Services
    Ethereum Binance Smart Chain Solana EVM NFT DAO DEX
    Amazon Google Cloud Platform Vercel Docker Git Github Jira
  • Languages
  • Highest level of education

Job search preferences

  • Desired job type
    Remote Only
  • Desired positions
  • Desired work locations
  • Freelance

Work Experience

Full-stack developer

DeepSpace, US
Jan 2022 - Feb 2023
1 yr 2 mos
New York, NY, USA
Updated and redesigned the company website, adding clean and responsive components using Angular and Laravel Framework. Built a web-based mortgage pre-approval application for a bank, using React on the front end and Node.js for the back end. The application included integrations with credit bureau services to allow applicants to retrieve their own credit information and provided real-time rate quotes based on the applicant's financial information. Developed and deployed a web app to replace a legacy volunteerrecruitment website. Used React and Nest.js in conjunction withBootstrap. This resulted in a 50% increase in customer conversion. Built reusable, responsive components with TypeScript.js, Tailwind CSS, and Material-UI. Worked in a highly collaborative Agile team environment. Experience in using build/deploy tools such as Jenkins, Docker, and Kubernetes for Continuous Integration & Continuous Deployment of Microservices. Good experience of more than + 3 years with C#, ASP .NET Core 3.1, and Node drivers to perform operations such as CRUD operations and writing complex queries with PostgreSQL, MySQL, MongoDB, Redis, and RabbitMQ. Developed a web scraping program in Python to help the firm download public data, including over 2, 000 company descriptions and stock quotes, enriching internal data and increasing research efficiency by over 50%. I've developed the smart contracts and deployed it on the Ethereum Network.

Full-Stack developer

Feb 2020 - Mar 2022
2 yrs 2 mos
Developing 20+ DApps using HTML5, CSS, JavaScript,TypeScript.js, React.js, PHP, Angular, Node.js, and Web3. Gained experience with various web development tools including Bower, NPM, Git, Material design, Gulp, and cloud services like AWS, Azure, GCP, Heroku, and so on. Redesigned and rebuilt 30+ Company's websites, and resulted in the remarkable growth in 10+ startup companies. Developed company procedures and guidelines for data analysis and a security that increased efficiency by 30% in the first 6 months after implementation. Writing Restful APIs and multi-server applications to meet product needs using Node and Java. Deep understanding of OOP(object-oriented programming)languages like C+ + , Java, Python, and Golang.


Bachelor of Science (BS)
Programming, Computer Science, Web development
2014 - 2023
Activities and societies
Best New Technology Science Team
Highly dedicated, enthusiastic, and professional FULL STACK DEVELOPER with 9+ years of experience in web and mobile application development, especially in Angular, React, Vue.js, C#, ASP .NET, Node.js, PHP framework, Python, Express.js, and Blockchain. Looking forward to working with the best. I always put the requirements and good ideas of clients first and will be developing and discussing to complete successfully them my best.