Jewgenij Steinhart - Mobile Engineer

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Munich, Germany

Experience

Apr 2024 - Jul 2024

4 months

Germany

Mobile Engineer

ginlo.net Gesellschaft für Datenkommunikation mbH

Development of the ginlo Messenger client (ginlo messenger project), emphasizing stringent data protection compliance as mandated by German legislation.
Technologies: Flutter, Dart, Swift, Kotlin.

Aug 2023 - Mar 2024

8 months

Germany

Full Stack Development

The Mobility House GmbH

Development of a Mobile App for Smart Charging of Electric Vehicles (eyond project).
Agile Development in a Cross Functional Team.
Frontend Development and Deployment of a Multi-Platform Flutter Application.
Backend Development in a Microservice Architecture.
Improvements in Customer Journey from Registration throughout all Stages of Interactions with the App.
Technologies:
Backend: Nest.js, Typescript, Microservices, Docker, AWS.
Frontend: Flutter, Dart, Swift, Kotlin, MobX, getIt, mockito.

Oct 2022 - Feb 2023

5 months

Backend + Frontend Development

typedigital

Implementing new Application (Lern-Fair project).
User Notifications via WebSocket.
Appointments and Calendar Features.
New UI with Native Base and Storybook.
Implementing Backend APIs and Database Models.
Technologies:
Backend: Node.js, Express Server, GraphQL, TypeORM, Prisma ORM, PostgreSQL.
Frontend: React.js, React Native, Storybook, Native Base UI Components.

May 2022 - Present

3 years 3 months

Munich, Germany

Volunteer Teacher

ReDi School of Digital Integration

Teaching Technologies to Students with migrant background (Frontend Technologies, Coding and Robotics for Kids project).
Technologies taught: JavaScript, CSS, HTML, Frontend, Lego Mindstorms Robots Programming, Python block coding.

Sep 2021 - Jun 2022

10 months

On-site

Development, Quality Management

Porta Möbel / foobar Agency

Testing strategy development (Onlineshop project).
Components implementation.
On-site search improvement with Algolia.
Features for product promotion.
Technologies: React.js, Next.js, Typescript, Contentful, AlgoliaSearch, Cypress testing framework, Github Actions.

Feb 2021 - Apr 2021

3 months

On-site

Development, Quality Management

Porta Möbel / foobar Agency

Testing strategy development (Onlineshop project).
Components implementation.
On-site search improvement with Algolia.
Features for product promotion.
Technologies: React.js, Next.js, Typescript, Contentful, AlgoliaSearch, Cypress testing framework, Github Actions.

Nov 2020 - Mar 2021

5 months

Full Stack Developer

foobar Agency

Components implementation (foobar Agency Website project).
CMS Api consumer implementation.
Knowledge transfer, new developer onboarding.
Best practice establishment.
Technology experimentation.
Technologies: React.js, Next.js, Typescript, Contentful CMS, Github, Figma, RESTful API.

May 2020 - Aug 2020

4 months

Munich, Germany

Full Stack Developer

Mayflower GmbH

Implement Software for Digital Conferencing (Video Conferencing Platform (bits & pretzels) project).
Implementing Logic and Layout for different formats of Conference Sessions.
Technologies: Javascript, TypeScript, React.js, Redux, GatsbyJS, Docker, Jenkins, Janus WebRTC Server.

Feb 2020 - May 2020

4 months

Full Stack and Mobile Engineer

Stealth Startup

Cross-Platform App for streaming smartphone display to E-Book Readers Amazon Kindle and Kobo (StreamInk project).
Image optimizations for black/white E-Ink Screens.
Performance enhancing for lag free picture streaming.
Technologies: Flutter, Dart, Android Kotlin+Java, Javascript, Websockets, Dart Web Server, Media Streaming, Python and Machine Learning.

Jan 2020 - Apr 2020

4 months

Munich, Germany

Volunteer Teacher

ReDi School of Digital Integration

Teaching Technologies to Students with migrant background (Frontend Technologies, Coding and Robotics for Kids project).
Technologies taught: JavaScript, CSS, HTML, Frontend, Lego Mindstorms Robots Programming, Python block coding.

Jul 2019 - Nov 2019

5 months

Munich, Germany

Software Engineer Frontend

Media-Saturn IT-Services GmbH

New Shop basket technology (Black Friday Checkout process updates project).
Checkout Process upgrade.
Api migration to GraphQL.
Technologies: Typescript, React.js + Hooks, GraphQL, Apollo, Flutter Storybook, Swagger.

Dec 2018 - May 2019

6 months

Munich, Germany

Software Engineer

weeConomy AG

Software design and development of a new frontend application for wee.com with React and Redux (Retail Cashback project).
Components Implementation.
Techstack decisions.
Workflow design.
Clean code and best practices establishment.
Technologies: Javascript ES6, React.js, Redux, Flow-typing, Restful Backend API, Swagger, Jenkins.

Oct 2018 - Nov 2018

2 months

Entrepreneur in Residence, Participant

Entrepreneur First

Startup Ideas Research (Startup Company Builder project).
Prototyping.
Technologies and methods: Lean Startup, Design Thinking, Javascript, Blockchain.

Feb 2018 - Aug 2018

7 months

Munich, Germany

Blockchain Engineer

Blockshifters GmbH

Development of the decentralised Cryptoassets trading platform CryptoBridge (Crypto-Bridge project).
Integration of Ethereum and Erc20 Assets.
Development of Wallets for Deposits of Ethereum Based Assets.
Development of the Software Architecture supporting Ethereum Blockchain on the Exchange.
Establishment and Securing of Cold and Hot Wallets.
Technologies: Ethereum, Web3.js, Bitcoin, Typescript, Node.js, Docker, AWS Cloud.

Nov 2017 - Feb 2018

4 months

Hamburg, Germany

Full Stack Web Developer

SinnerSchrader AG

Further development of Volkswagen’s Car Configurator (VW Car Configurator project).
Integration of new APIs.
Styling of the components.
Adaptation of the Business logic to changed legal requirements.
Visualisation of the Emi Rating for clients.
Technologies: React.js, Redux, Typescript, Patternplate.

May 2017 - Aug 2017

4 months

Munich, Germany

Full Stack Web Developer

DriveNow GmbH & Co. KG

Development of a building blocks system for landing page for the department of performance marketing (DriveNow Landing Page Builder project).
Further development of the drive-now.com website in Responsive Design.
Extension of the software middle Layer (Restful API) in Go programming language.
Coordinating requirements with stakeholders from product and marketing.
Technologies: React.js, Redux, Flow, Javascript (ES6, isomorphic), Go (Golang), GraphQL, Unit Testing, Flexbox, Drupal, Webpack, Git.

Oct 2016 - Dec 2016

3 months

Hamburg, Germany

Full Stack Web Developer

Xing AG

Support of Frontend Architecture and Messenger teams (Atomic Style Guide project).
Further development of the UI style guide.
Creation of Responsive Gui components with React.
Further development of internal software libraries and tools.
Consultation with stakeholders.
Technologies: JavaScript (ES6), React.js, Redux, Ruby on Rails, Unit Testing, Git.

Nov 2015 - Jun 2016

8 months

Unterföhring, Germany

Full Stack Web Developer

Maxdome GmbH / ProSiebenSat.1 Media SE

Relaunch of the Maxdome Platform (Platform Relaunch/Redesign project).
Implementation of New Responsive UI.
Migration of Legacy Code.
Realisation of a Service-Oriented Architecture.
Technologies: React.js, Redux, Javascript (ES6, ES5), Symfony2 Framework, PHP, Redis, Node.js, Unit Testing, Git, Jenkins, AWS Cloud.

Jan 2015 - Jun 2015

6 months

Haar, Germany

Full Stack Web Developer

WEKA FACHMEDIEN GmbH

Further development of the editorial backend for connect.de and pc-magazin.de (New Editorial Backend project).
Support of editors in the merger of two legacy editorial systems.
Implementation of multi role capability of the editorial system / split features.
Specification and implementation of feature requests for stakeholders from editorial departments.
Technologies: Zend Framework, PHP, MySQL, JavaScript, jQuery, proprietary CMS.

Summary

As a seasoned senior software engineer, I excel in crafting sophisticated applications for both web and mobile platforms. My proficiency spans across the modern Full Stack JavaScript ecosystem — encompassing React.js, TypeScript, and Node.js — complemented by my expertise in Flutter with Dart for compelling cross-platform mobile app development. With a deep understanding of Agile and Scrum methodologies, I flourish in team environments, championing collaboration and efficiency. My comprehensive skill set equips me to address a broad spectrum of development challenges with confidence and expertise.

Languages

German

Native

Russian

Native

English

Advanced

Ukrainian

Elementary

Education

Oct 2002 - Sep 2007