Andrew Kowalczyk

Andrew Kowalczyk

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ABOUT ME
Full Stack Software Engineer, Web Development Focus
Full Stack Software Engineer, Web Development Focus

Full stack software engineer focused on web development with 9+ years of start-up, freelance, and design agency experience. Passion for the front end with back end experience to match.

French, Polish, English
Pacific Time (US & Canada) (-07:00)
Joined February 2023
EXPERTISE
9 years experience
9 years experience
6 years experience
8 years experience
5 years experience
5 years experience
2 years experience

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SOCIAL PRESENCE
GitHub
cmsi486
This is the repository for my Intro to Database Systems independent studies class taken Fall of 2013.
TeX
2
2
alfred-bluetooth-workflow
an Alfred workflow to control your Mac's Bluetooth
2
0
EMPLOYMENTS
Full Stack Software Engineer
Freelance / Self-Employed
2020-04-01-Present

Achievements include:
• Shipped a minimum viable product built with React / Material Design, GraphQL / Apollo, and Auth0
• Wra...

Achievements include:
• Shipped a minimum viable product built with React / Material Design, GraphQL / Apollo, and Auth0
• Wrapped an existing REST API with GraphQL / Apollo
• Implemented new UI/UX from designer mock ups, e.g., collapsible sidebar, modal interactions, responsive layouts, screen width dependent designs
• Consolidated two React/Retool applications into one for maintainability
• Updated printable-to-PDF financial reports composed of React components to match designer mock ups
• Integrated Algolia's React InstantSearch with a design framework for performant customized components
• Migrated a Flask application to React & Ant Design to launch an MVP for a fast deadline
• Digested New Relic reports and logs in order to determine which parts of a client's application needed fine-tuning
• Added GraphQL queries and mutations to a Ruby on Rails application
• Integrated a front-end and back-end application with LaunchDarkly for feature flag management and A/B testing
• Integrated a front-end application with a custom event tracking solution
• Integrated a front-end and back-end application with Auth0 for a custom authentication experience

HTML/CSS
React
JavaScript
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HTML/CSS
React
JavaScript
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Full Stack Software Engineer
PayFit
2018-01-01-2019-10-01

Achievements include:
• Helped create an engine which is responsible for parsing and interpreting PayFit's own proprietary ...

Achievements include:
• Helped create an engine which is responsible for parsing and interpreting PayFit's own proprietary language JetLang which describes complex financial language like social laws and collective agreements (feature parity with a legacy Angular application)
• Created a React application used internally to create the definitions mentioned above (feature parity with a legacy Angular application)
• Became the technical owner of the interpreter of said proprietary language
• Developed an API agnostic data-fetching module used in multiple environments (browser, node, etc.)
• Enforced better coding practices through linting and augmenting code coverage throughout various codebases
• Revamped client facing excel exports so that they were more readable and prevented the user from inputting incorrect data
• Migrated all of our repositories from Codeship to CircleCI for faster build and better configuraibility

HTML/CSS
TypeScript
React
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HTML/CSS
TypeScript
React
JavaScript
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Front End Software Engineer II
OpenGov Inc
2014-07-01-2016-11-01

Achievements include:
• Acted as ScrumMaster throughout 4 quarters, ensuring success of scrums by resolving blockers and keeping t...

Achievements include:
• Acted as ScrumMaster throughout 4 quarters, ensuring success of scrums by resolving blockers and keeping the scrum aligned
• Migrated the production database from MySQL to PostgreSQL
• Developed and deployed an internal analytics site to give insight as to how often and when entities on our platform are using our products using Keen.io, Salesforce, and Google Analytics as sources
• Developed an application to give entities fine-tuned control over how they present their entire financial structure outwards to citizens as well as internally
• Developed an application which allows local governments on the OpenGov platform to find similar entities based on various metrics (proximity, population, revenue, etc.)
• Developed an application which gives local governments the ability to configure their public transparency sites (reports, attached documents, etc.)
• Acted as a maintainer of a utility which acted as an application harness that all of apps depended on
• Worked on the unification of the front-end architecture (consolidation of modules, migrating repositories to consume up-to-date dependencies)
• Updated large amounts of old code with new language constructs (ES6) and preferred styles to avoid code smells and bad practices (linting)

HTML/CSS
React
JavaScript
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HTML/CSS
React
JavaScript
GraphQL
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PROJECTS
2021
A simple and minimal weather dashboard. Built using modern web technologies.
A simple and minimal weather dashboard. Built using modern web technologies.
PostgreSQL
TypeScript
React
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PostgreSQL
TypeScript
React
Next.js
Styled-Components
Prisma
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