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Bohdan – React Native, Typescript, JavaScript, experts in Lemon.io

Bohdan

From Ukraine (GMT+3)

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Mobile DeveloperSenior
Hire developer
8 years of commercial experience
Communications
Consulting services
Gamedev
Healthcare
IoT
Smart home
Sports
Messaging software
Mobile apps
Gaming software
Lemon.io stats

Bohdan – React Native, Typescript, JavaScript

Bohdan is a hardworking, highly proficient Lead Mobile Developer with 7 years of experience in the outsourcing and startup sectors. He's an energetic, quality-obsessed builder specializing in developing and managing digital products and contributing to software projects. Readily embracing cutting-edge technology, he has gained an in-depth understanding of the main mobile platforms and recognizes the subtle differences between each. Bohdan has an excellent understanding of React Native and rich commercial experience. Therefore, he is confident about his solutions.

Main technologies
React Native
6 years
Typescript
4 years
JavaScript
7 years
React
6 years
Additional skills
iOS
Android
Firebase
Saga
Redux Saga
Redux
Git
Jest
Node.js
Express.js
HTML
CSS
MobX
Styled-components
Expo
Ready to start
ASAP
Direct hire
Potentially possible

Experience Highlights

Lead Mobile Developer
Aug 2019 - Nov 20223 years 2 months
Project Overview

IoT is a smart-home application. It helps users Discover the whole world of intelligent home control. You can use a variety of devices from different manufacturers and integrate them seamlessly, e.g., for heating, light, etc. Control easily with the free app. It also works with voice control.

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Responsibilities:
  • Interviewed more than 20 candidates and hired 5 developers without any complaint from a customer about proficiency in 3 months retrospective: built own interview strategy, handled onboarding process for 4 developers;
  • Provided 24/7 support for developers from my team, even after work;
  • Managed the code review and strict styling propagation;
  • Supported team members to start coding with new technology;
  • Provided feedback and peer review code changes in pull requests;
  • Built on-site sub-team of 5 members located in Ukraine: organized all development processes, controlled grooming, estimation, development, testing, and delivery processes;
  • Built scrum cooperation flow inside a team with 2-week sprints and never failed PI Sprint goals.
Project Tech stack:
React Native
iOS
Android
Typescript
JavaScript
Jest
MobX
Styled-components
Senior Mobile Developer
Sep 2018 - Aug 201911 months
Project Overview

The fasting app accompanies you daily on your journey to your goals. With the app, users can reach their goal weight, get healthy and feel full of energy and get personalized fasting plans from the fast body coach every week.​

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Responsibilities:
  • Delivered, developed, and supported already published cross-platform applications;
  • Re-designed application architecture according to the new technology stack;
  • Delivered full UI redesign for already existing applications;
  • Solved real product issues;
  • Communicated with thousands of customers;
  • Delivered performance optimizations which boosted it on some screens up to 3x times;
  • Worked as a single developer on the project during the 1 year.
Project Tech stack:
React Native
Firebase
Redux Saga
Saga
Redux
Typescript
JavaScript
Front-End Developer
Jul 2017 - Sep 20181 year 1 month
Project Overview

A daily fantasy sports company focusing on the world’s most popular sport: Football! The app sets a new standard for Daily Fantasy Football in Europe.

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Responsibilities:
  • Developed an application from scratch;
  • Mobile development: designed, developed, and supported cross-platform football fantasy applications: used Elm functional programming language for business logic and React Native for mobile UI;
  • Communicated with hundreds of beta testers;
  • Integrated Zendesk to collect feedback;
  • Worked in a team of 5 developers with code review and used shared code styling.
Project Tech stack:
React Native
JavaScript
React
Mobile Developer
Jan 2017 - Sep 20177 months
Project Overview

Corporate messenger

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Responsibilities:
  • Developed prototypes to help demonstrate ideas of the startup to investors;
  • Built internal content management tools that helped organize prototypes for different demonstrations;
  • Coordinated with developers to get prototypes for mobile platforms.
Project Tech stack:
React
React Native
JavaScript
Redux
Jest
Git
Full-Stack Developer
Aug 2016 - Jul 201711 months
Project Overview

Software development company with talented, motivated people working as a team and sharing a common vision, where every member contributes and makes a difference.

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Responsibilities:
  • Developed business logic for the 4th level dashboard;
  • Was involved in the installation and launch of the project on Amazon Web Services;
  • Implemented authorization and registration of users on the site with local schemas and oAuth 2.0 (Facebook, Vk, Google, GitHub);
  • Implemented responsive design for tablets and mobile devices;
  • Integrated Google API interfaces:
    • Google places autocomplete
    • Google maps
    • Google distance;
  • Used code conventions and principles accepted by w3schools;
  • Used less for stylization;
  • UI built on Bootstrap 3, MaterialCSS, and Semantic UI.
Project Tech stack:
JavaScript
React
React Native
Node.js
Express.js
CSS
HTML
CSS

Education

2020
Computer Software Engineering
Bachelor of Science - BS

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