Senior React Native Developer

Opinov8 is looking for a Senior React Native developer. The Client is a UK based leader in Betting. You will develop high-loaded user portals with us:
~ 250 page request per second;
~ 80 bets per second;
~ 475 market updates per second;
~ 10k active customers over a month.

Tech stack: Currently there are mobile and web applications that are being developed and supported by the teams of FrontEnd (React/Native) and BackEnd (.Net, Node.js, Scala).

WE BUILD:
Company - UK based world leaders in sports spread betting. Bet online today on hundreds of sporting markets with in-play and cash out available.
Currently, there are mobile and web applications that are being developed and supported by the teams of FrontEnd (React/Native) and BackEnd (.Net, Node.js, Scala).

BEING PART OF THE TEAM:
Investigate, define and promote the implementation of various solutions for ReactNative application;
Continuously search and spot potential issues with existing or planned solutions;
Tract new requirements and changes in iOS\Android developing flow;
Ensure UI/UX designs are technically feasible in the scope of ReactNative constraints;
Participation in managing front-end team (code review, plannings, retrospective analysis of workflow to amend it);
Create clean, well-documented code;
Optimize front-end code for performance and scalability.

POWER YOU BRING:
- 3+ years of professional experience building advanced mobile apps;
- 3+ years of commercial experience with ReactNative;
- Knowledge of mobx-state-tree state management library;
- Experience with mobx ecosystem;
- Deep understanding of application life cycle;
- Knowledge and ability to use\explain of design patterns;
- Understanding of best practice regarding unit tests;
- Understanding of test purposes and how to implement them. The Practical Test Pyramid;
- Understanding of full development cycle for Mobile Applications;
- Spoken English and written skills - Intermediate (able to negotiate and convey own opinion);
- Excellent communication and documentation skills;
- Ability to plan and develop documentation coverage for a project.

NICE TO HAVE:
- Native development experience (Android, iOS, SDKs, and app publishing process);
- Experience in writing native modules for iOS\Android;
- Understanding of Domain-Driven Design;
- Experience and understanding of various build and deployment pipelines.

About opinov8

Opinov8 is a technology service provider, with an Opinion on Innovation, we engage with our clients at any stage in their product engineering and innovation goals, with solutions being mainly collaborative and outcome driven. We are driven by delivering value, for our clients, through technological innovation.

We are a young energetic and dynamically agile company and the team behind opinov8 are software industry veterans. We are ambitious on our own and our client’s behalf and we do not look at a client engagement as a project, we are in it to help our clients build sustainable products, platforms, and businesses. In other words; our clients’ business is our business.
Being Opinov8rs is what we are, curious, adventurous and bold in innovation engineering and having a Technology Opinion is in our DNA.

We are head quartered in London, UK and have a development center Kyiv, Ukraine.

Company website:
https://opinov8.com/

DOU company page:
https://jobs.dou.ua/companies/opinov8/