Constantine L.

Constantine L.

Senior Software Engineer

Yekaterinburg, Russia
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About Me

Constantine is a Senior Software Engineer with hands-on expertise in software requirements gathering/analysis, design, implementation and integration - applying the latest development principles and techniques to solutions. He architects complex and scalable web services and solutions; providing support to existing and new features for the delivery of polished user experiences - following Agile development methodologies with a strong focus on code quality.

JavaScript 6 years HTML 6 years CSS 6 years Ruby on Rails 5 years Git 3 years MongoDB 3 years PostgreSQL 3 years Angular.JS 2 years

Work history

UpStack
UpStack
Senior Software Developer
2016 - Present (9 years)
Remote

  • Creating and developing innovative software solutions for 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.

STRV
STRV
Senior Web Developer
2018 - Present (7 years)
Prague, Czech Republic

  • Design, develop and maintain several high performing, responsive and accessible web applications and solutions on projects for clients.

  • Host meetups and workshops for STRV's frontend team on new processes, tools, frameworks and best practices; mentoring and coaching junior developers.

  • Optimized existing web applications to increase performance and SEO-accessibility scores using the latest technologies, frameworks, and patterns.

TypescriptJavaScriptReact.jsNode.jsCircle CIGithubAWS
JollyFMS
JollyFMS
Lead Web Developer
2016 - 2018 (2 years)
Remote

  • Built JollyFMS' web platform for freelancers; producing high-quality software solutions and meeting work targets and priorities.

  • Recommended new tools and provided recommendations for the integration of payment processing on the platform via Stripe and Dwolla.

  • Explored new opportunities to configure the CI/CD pipeline for the deployment of the application to AWS.

TypescriptReact.jsNode.jsPostgreSQLStripeAWS
Homecamp
Homecamp
Lead Web Developer
2015 - 2016 (1 year)
Remote

  • Served as a technical resource for the development of a marketplace platform for Homecamp; providing solutions that meet budgets and timelines.

  • Adhered to industry best practices in delivering high-quality solutions that are compliant with the latest industry guidelines and standards on the project.

  • Identified and provided solutions for process gaps and other areas of improvement on the project.

JavaScriptReact.jsNode.jsPostgreSQL
HubRunner
HubRunner
Lead Web Developer
2015 - 2016 (1 year)
Remote

  • Developed a web-based CRM to manage support requests specific to HubRunner's business domain; raising the bar for quality and performance.

  • Optimized and automated routine tasks for the configuration of new WordPress solutions on projects; championing best practices and ensuring the quality of work done.

  • Introduced new and emerging patterns and technologies into workflows on projects.

TypescriptNode.jsPostgreSQL
Net Element
Net Element
Senior .NET Developer
2015 - 2016 (1 year)
Remote

  • Designed, developed, and implemented solutions for the backend of an on-demand boat booking platform.

  • Handled the integration of multiple payment processing gateways on the platform; adhering to established development processes on the project.

  • Identified and corrected complex issues on the solution.

StripeBraintree Payment
ACS
Software Developer
2011 - 2015 (4 years)
Yekaterinburg, Russia

  • Designed, developed and implemented software solutions to address various business needs for clients.

  • Provided advice and solutions to other developers and participated in multiple educational courses and certifications on web technologies.

  • Maintained and debugged software solutions for clients.

Portfolio

Lead Frontend Developer
Lead Frontend Developer

DashNexus is a next-generation governance platform for Dash cryptocurrency that allows the community to submit and vote on proposals that sustain and push forward Dash coin. In addition to complex charts and calculations, the project involved work with crypto protocols on the client-side, such as decryption of master keys, encryption and signing of payload to be submitted to the blockchain, and signature verification for submitted proposals. Led the iteration and delivery of the application from the ground up.

Lead Frontend Developer - Fellow
Lead Frontend Developer - Fellow

Fellow provides on-demand fertility testing kits for men; allowing users to test sperm privately from home and get a doctor-reviewed male fertility report containing detailed semen analysis results. The solution was built and delivered from scratch with a high focus on performance, accessibility and SEO to improve interactions. It uses progressive image loading to ensure maximum performance and highest Lighthouse scores for the solution.

Full Stack Developer - Hoodline
Full Stack Developer - Hoodline

Hoodline turns data signals into engaging automated local content - creating informative, high-quality, and engaging content from a local perspective. Revamped the UI of the website, migrated older codebase to new React code and increased SEO scores for articles by adding structured data and AMP pages.