Constantinos C.

Constantinos C.

Senior React.js Developer

Canada
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About Me

Constantinos is a proficient software developer with 6 years of experience in a variety of environments. He is currently specializing in React.js and he is also a seasoned full-stack developer with expertise in C++, C# MVC .NET, JavaScript (React, Redux, Jest, Node.js), HTML, CSS, and SQL. Constantinos is a natural problem solver with a passion for applying technology to address the requirements of the business. He is a critical thinker, always looking for efficiencies and excellence in all facets of his work.

Work history

UpStack
UpStack
Senior React.js Developer
2021 - Present (3 years)
Remote
  • Create and develop innovative software solutions for different clients across a broad range of industries.

  • Participate in scrums consisting of cross-functional teams, both software and hardware.

  • Ensure that features are being delivered efficiently and on-time.

Borrowell
Borrowell
Full Stack Developer
2019 - Present (5 years)
Remote
  • Took ownership of the front-end conversion features (Best practices, design architecture, and refactoring) for a Canadian fintech company.

  • Worked in a high-paced agile development on core product features utilizing Angular, .NET, and Azure technologies.

  • Closely collaborated with the development and product teams to ensure optimum time management and organization in a remote setting.

Nobul Corporation
Nobul Corporation
Full Stack Developer
2019 - 2019
Canada
  • Implemented user experiences utilizing React, Redux, GraphQL, Firebase and Postgres, for a technology-driven real estate marketplace.

  • Contributed in scoping out requirements with the collaboration of UX, UI, and product in order to flesh out new essential app features.

  • Learned practical time management skills by working in a fast-paced startup environment.

Indigo Books & Music Inc.
Indigo Books & Music Inc.
Full Stack Developer
2017 - 2019 (2 years)
Canada
  • Managed weekly release schedules by creating release branches, SRE tickets, attending change approval board meetings, and ensuring deployments occur through multiple environments.

  • Solved numerous business needs using React, Redux, C# .NET, and Node.JS with a strong emphasis on unit testing (Jest/Enzyme), code review (Bitbucket), and collaboration with UI/UX, Product, and QA to ensure maximum efficiency.

  • Participated and contributed daily in agile ceremonies, including user story grooming, sprint planning, and sprint retrospective.

Magentrix Corporation
Magentrix Corporation
Junior Software Developer
2015 - 2017 (2 years)
Canada
  • Worked on the development of software solutions for a company specializing in partner portals and customer portals.

  • Managed tasks and projects in a full development lifecycle including design, analysis, development, testing, and documentation.

  • Established strong skills in MVC .NET framework with C#, Javascript, JQuery, Bootstrap, HTML, CSS, Ajax, and MS SQL.

Portfolio

Full Stack Developer - Indigo (Ecommerce Space)
Full Stack Developer - Indigo (Ecommerce Space)

Indigo is Canada’s largest purveyor of ideas and inspiration to enrich your life. Developed a fully responsive e-commerce checkout that supports multiple payment methods (Credit, Debit, PayPal, Masterpass, Visa Checkout) including customer loyalty rewards. I saw this project from its initial brainstorming sessions all the way to feature complete deployment in production. Checkout brought an increase of 37% in revenue and one of the most performant apps on the market. Technologies used in the project: React, Redux, Jest/Enzyme, C# .NET

Full Stack Developer - Nobul (Proptech space)
Full Stack Developer - Nobul (Proptech space)

Nobul is an innovative real estate platform, offering buyers and sellers complete marketplace transparency via a user-friendly web application. The project involved creating an interactive Google Map with Property Listings. Developed a fully interactive map that shows clusters of properties (Buy/Sell listings) which can be hovered over to see a detailed tooltip. Changes in pin details based on zoom level, applied filters, location search, user profile data, and previous browsing history. Technologies used in the project: React, Redux, Jest/Enzyme, Node.js.

Full Stack Developer - Borrowell (Fintech space)
Full Stack Developer - Borrowell (Fintech space)

Borrowell created Canada's first AI-powered Credit Coach, Molly, who shares personalized tips that may help you understand and improve your credit. They also developed a recommendation engine that analyzes each unique credit profile to make personalized financial product recommendations. I developed a micro-frontend tool that is used by members to narrow down what financial products they are looking for. The user navigates through a series of questions that will eventually lead to a curated list of products from a range of verticals (loans, credit cards, mortgages, insurance, etc.). Technologies used in the project: Angular, C# .NET, Azure.

Education

Bachelor's Degree, Computer Programming & Analysis
Bachelor's Degree, Computer Programming & Analysis
Seneca College of Applied Arts and Technology, Toronto
2013 - 2015 (2 years)