Serguei Nevarko, Software Developer in Dollard-Des Ormeaux, QC, Canada
Serguei Nevarko

Software Developer in Dollard-Des Ormeaux, QC, Canada

Member since May 10, 2022
Serguei is most versed in business tools and solutions like CRMs. He builds custom applications to fit the client's various needs but leaves it flexible for changes. Kickstarting a new process or application will keep him motivated, and he will make sure to leave behind a setup that can be maintained and changed in the future.
Serguei is now available for hire


  • Checkflo
    PHP, MySQL, JavaScript, HTML, CSS, APIs, HTML5, Full-stack, API Integration...
  • Whistlaw
    Node.js, React, Charts, Back-end, CSS, APIs, Full-stack, API Integration...
  • Bassam Abdellatif
    HTML, JavaScript, CSS, Front-end, APIs, React, Node.js, Google Maps...



Dollard-Des Ormeaux, QC, Canada



Preferred Environment

Node.js, React, MongoDB, MySQL, JavaScript

The most amazing...

...startup I've cofounded is a semi-automated service that engages with high-value prospects on LinkedIn. We connect our clients with their target audience.


  • Software Developer

    2012 - PRESENT
    • Developed the software that allows clients to log in with QuickBooks and import their check information into our software. The next business day, they are generated, printed with the appropriate shipping labels, and sent out by the company.
    • Developed RESTful APIs for our clients so that they can upload batches of checks to print out.
    • Integrated processing modules using various APIs like Versapay, Endicia and USPS, Trulioo, and Duo.
    Technologies: PHP, MySQL, JavaScript, HTML, CSS, APIs, HTML5, Full-stack, API Integration, Architecture, Database Modeling
  • senior full-stack developer

    2022 - 2022
    • Developed a whistleblower system to help European companies to conform to the new EU regulations.
    • Multi-Role software to allow whistleblowers to submit fraudulent/illegal activities anonymously, having organization handlers to manage these cases and admins to track the overall progress with charts.
    • Build custom charts, modern looking dashboards, filterable tables, notification system, pdf generation.
    • Advanced subscription module with different prices using stripe api.
    • Implemented different apis: dropbox, stripe, postmark.
    Technologies: Node.js, React, Charts, Back-end, CSS, APIs, Full-stack, API Integration, Architecture, Database Modeling
  • Frontend Developer for a Property Management Website MVP

    2022 - 2022
    Bassam Abdellatif
    • Developed an app that manages real-estate rentals between property managers, landlords and tenants.
    • Multi-login with different accounts and dashboards. Each account type has their own set of pages and permissions.
    • Setup several apis (google maps, stripe, file management, etc) to fit project requirements.
    Technologies: HTML, JavaScript, CSS, Front-end, APIs, React, Node.js, Google Maps, Dropbox API, Live Chat, Cloud Storage, Redux, API Integration, Architecture, Database Modeling
  • Software Developer

    2013 - 2019
    9277-0759 Quebec Inc.
    • Developed a desktop application using Windows Forms. Since there were many screens, each one was built as a .dll file and dynamically imported into a custom tab control to have multiple windows at once.
    • Created various custom controls for the user interface.
    • Developed a customized mailing module using the SMTPS protocol. The one provided by default did not have the option for a bounce address, so it had to be implemented manually.
    Technologies: C#, Windows Forms, Front-end, Back-end, Web Development


  • Systematic Organic Results (SOR)

    A B2B service for filtering out a vast amount of people on LinkedIn to extract high-value prospects. We then systematically connect and organically engage with them to book calls and meetings for our clients.

    Since other businesses are in the market about 5% of the time, after our campaign ends, the client is left with a powerful network of people they can follow up with in the future, either by message or phone call.


  • Languages

    JavaScript, PHP, HTML, HTML5, CSS, SCSS, C#, Python
  • Frameworks

    Redux, Express.js, Next.js
  • Libraries/APIs

    Node.js, React, REST APIs, Puppeteer, Windows Forms, Google Maps, Dropbox API
  • Other

    Full-stack, Front-end, Back-end, Web Development, Architecture, APIs, API Integration, Algorithms, Writing & Editing, UI Animation, Web Animation, Live Chat, Cloud Storage, Charts, AWS
  • Paradigms

    Design Patterns
  • Storage

    MongoDB, MySQL, Database Modeling, Databases
  • Tools

    MongoDB Atlas, Figma
  • Platforms

    Heroku, Azure


  • Bachelor's Degree in Computer Science
    2013 - 2017
    McGill University - Montreal, QC, Canada

To view more profiles

Join Toptal
Share it with others