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Kateryna Porshnieva

Director of Engineering

Tallinn, Harjumaa, Estonia12 yrs 9 mos experience
Most Likely To SwitchHighly Stable

Key Highlights

  • Led engineering teams to improve product development.
  • Developed design systems enhancing user experience.
  • Created successful educational content for over 100k students.
Stackforce AI infers this person is a SaaS and Education expert with a strong focus on Frontend development.

Contact

Skills

Core Skills

Engineering ManagementReactjsDesign SystemsJavascriptTeam LeadershipHtml

Other Skills

AJAXAngularJSAnsibleBashBootstrapCSSFront-endGitGraphQLIllustratorJSONJavaLESSMicrosoft OfficeMongoDB

About

I build products, lead engineering teams, and sometimes teach, speak, or write when I have something useful to share. I work at the overlap of engineering, design, product, and people. I care a lot about how teams work, how products feel, and how the little decisions add up. These days, I'm leading an engineering team at Buffer, shaping front-end direction and building tools for creators. Outside of work, I'm usually reading something, wandering in the Estonian woods, watching a good show, or dialing in a pour-over.

Experience

Buffer

Senior Engineering Manager

Jun 2023Present · 2 yrs 9 mos · Estonia · Remote

  • Leading the several engineering teams at Buffer, I focus on building and maintaining the tools that empower people to create, schedule, and publish content. I also help shape Front-End strategy across Buffer and steward the development of our design system, Popcorn, ensuring consistency, accessibility, and joyful dev experience.
Web AccessibilityEngineering ManagementDesign SystemsReactjs

Veriff

2 roles

Head of Developer Relations, Developer Productivity

Dec 2021Mar 2023 · 1 yr 3 mos · Estonia · Hybrid

  • After working as an Engineering Manager in a product team, I was promoted to lead engineering-wide initiatives aimed at improving internal productivity and developer experience, as well as building Veriff’s external engineering brand.
  • → Led the Front-End guild to promote best practices and improve dev velocity
  • → Built and maintained Veriff’s design system: 30+ accessible, tested components used in 20+ products. Leading to a 43% increase in satisfaction and stronger cross-team collaboration
  • → Designed and led the hiring process for Front-End roles, including interview flows and interviewer training
  • → Developed and launched an engineering career framework, improving career conversations and internal mobility
  • → Designed and implemented the onboarding experience for engineers and managers
  • → Drove external technical presence: 15+ community appearances improved brand visibility and hiring metrics
Web AccessibilityJavaScriptReactjsHTML

Engineering Manager, Verification Tools

Aug 2019Dec 2021 · 2 yrs 4 mos · Estonia · Hybrid

  • Brought on to establish the new Verification Tools team with the goal of reimagining the KYC review experience, a critical part of Veriff's business.
  • → Led development of a new Verification Tool that made the review process more flexible and customizable, improving accuracy and reducing average review times by 70%
  • → Scaled team from 2 to 7, overseeing hiring, onboarding, and day-to-day team development
  • → Significantly improved internal user experience of verification tooling, resulting 3x increase NPS
  • → Led technical design on cross-functional initiatives, including technical design docs and engineering alignment
  • → Contributed to broader engineering culture by launching internal tech talks, engineering guilds, improved hiring process, and internal documentation
Web AccessibilityTeam LeadershipNode.jsJavaScriptReactjsHTML

Youscan

2 roles

Lead Front-End Engineer

Jul 2017Aug 2019 · 2 yrs 1 mo · Ukraine · On-site

  • As the leader of UI development for the YouScan core product, I successfully expanded the team from 1 to 6 people, while simultaneously improving the software development process and delivering substantial business value.
  • Led hiring & onboarding for both Front-End engineers and product designers in YouScan, mentored engineers, provided support
  • Curated high-level UI development vision with both product features, technical debt and architectural improvements
  • Created and curated internal design system complete with documentation, style guide and examples
Web AccessibilityJavaScriptReactjsHTML

Senior Front-End Engineer

Apr 2016Jul 2017 · 1 yr 3 mos · Ukraine · On-site

  • YouScan is a leading social media listening platform in Eastern Europe. I joined to lead UI development of web application where I acted as both product designer and front-end engineer.
  • Upgraded .NET web application to the new stack (React, Redux, ImmutableJS) while significantly improving user experience and adding new features
  • Developed multi-lingual modular mailing system with custom React renderer, with its own design system, set of reusable components and charts
  • Created flexible mechanism to integrate YouScan with many different services (CRM, messengers, BI systems), which increased average user engagement rate by 12%
  • Implemented a mechanism to automate repetitive workflows which resulted in decrease of manual work by 47% for our users
User InterfaceJavaScriptReactjsHTML

Front-end science

Course Author & Teacher

Jul 2016May 2017 · 10 mos · Ukraine · Hybrid

  • I collaborated with Front-End Science, a leading online school for Front-End Engineers in Ukraine, to design a comprehensive course on web application development using React.
  • Designed a comprehensive course curriculum that covered key topics such as React, Redux, Functional Programming, Webpack, and software testing. I created interactive learning experiences for students through code challenges, practical exercises and hands-on projects that helped reinforce the concepts learned in the course. The course consisted of 20 lessons, each lasting 3 hours, along with 50 hands-on tasks and 4 practical workshops
  • Introduced a mentorship team of experienced mentors who provided valuable feedback and reviewed students' work to enhance their learning and knowledge
  • Successfully taught over 100 students, across 4 groups, receiving high praise from students for the quality of the course content and delivery
  • Led several public webinars on JavaScript and React, which received a large following, with each webinar attracting over 10 000 views
JavaScriptReactjsHTML

Itvdn - it video developers network

Education Content Creator

Nov 2015Oct 2016 · 11 mos · Ukraine · Remote

  • ITVDN is leading online education platforms for developers in Ukraine. I cooperated with them to lead education initiatives related to Reactjs.
  • Recorded a video course about Reactjs, which became the most successful on the platform, with more than 100k students enrolled
  • Conducted several webinars on various web development topics which were very successful and received overwhelmingly positive feedback from audience and more than 100k views
  • Conducted several hands-on workshops about full-stack development with JavaScript, React and Node which received active participation and positive feedback from the audience
JavaScriptReactjsHTML

Webbylab

Full-Stack Software Engineer

Dec 2014May 2016 · 1 yr 5 mos · Ukraine · On-site

  • WebbyLab is a software development consultancy in Ukraine, where I was mainly working on educational platform used in schools and universities for knowledge assessment. As the first engineer on this project, I was heavily involved in all aspects of product development: discovery, design, development and analysis.
  • Worked on both front-end (React, Flux) and back-end (Node, MongoDB) parts of the project to deliver initial MVP that helped receive funding
  • Engineered a mechanism to capture student’s test completion process and detect cheating
  • Developed internationalisation mechanism to translate application to 5 different languages and out-source translation work
  • Played key role in developing one of the first isomorphic applications at the time with React and Redux, which was later open-sourced
  • Mentored several engineers, helped grow the team from 0 to 4 people, conducted code review, participated in interview process
CSSUsabilityJavaScriptHTML

Paymentwall, inc.

2 roles

Front-end Engineer

Promoted

Oct 2013Oct 2014 · 1 yr · Ukraine · On-site

  • As I worked as a Solutions Engineer, I started doing more hands-on coding to speed up integration process and then switched to doing front-end development full-time. I worked mainly on payment widgets logic, but also was involved in company's website development.
  • Developed a framework to customize payment widgets and integrate them into customer’s applications, time to set up a new payment widget decreased from 2 days to 3 hours on average, most of the integrations were done without involvement of the development team at all
  • After I worked on company website for a while, I applied my data analysis background to integrate analytical tooling to make better informed decisions
  • Led company website redesign project, worked closely with product managers, analysts and designers to analyse metrics and make lasting improvements to company website. After redesign was complete, it shows to improve core metrics

Solutions Engineer

Jan 2013Oct 2013 · 9 mos · Ukraine · On-site

  • Paymentwall is a payment platform used by businesses to accept payments worldwide. I started as Solutions Engineer to help our customers achieve better results. I was analysing analytical data, working with product designers, product managers, fraud team to improve our customers' results
  • Optimized user payment flow in 20+ customer integrations, which in resulted conversion rate improved on average by 30%
  • Worked closely with 10+ customers, proposed optimization strategy based on analysis of target audience and payment statistics, conducted A/B testing, user testing and other experiments
  • Created a report library, templates and framework which was later adopted by other engineers in the team for payment flow optimization, proven to show positive results, improve customer satisfaction and save time for the team

Education

National Technical University of Ukraine 'Kyiv Polytechnic Institute'​

Computer Science

Jan 2012Jan 2016

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