Experienced/Senior Front-end JavaScript Developer (React.js) Full Time

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Company LinkedIn URL: Company LinkedIn

Funding:

  • Year of establishment: 2011
  • 70+ developers (and the headcount is growing 😊)
  • Offices in the UK and Hungary (Budapest, Szeged)
  • Unlimited remote working opportunities
  • Personal improvement-based carrier path with regularly advanced gross salary and performance-based premium

 

Company mission: 
At JayStack our passion is delivering complex enterprise software systems in an agile way – without the madness. With our virtual agile teams, we provide serverless solutions, cloud native cross platform development, digital transformations, integration work, legacy system migrations and custom-made enterprise solutions to our clients.
JayStack’s success is built on the commitment to provide outstanding customer service. We offer support as well as help to our customers with our team of highly qualified programmers and professionals. We believe that in exchange for our customers’ trust we owe them quality work and the compliance of our commitments.
We develop products for customers of various sectors: Online Media, Hotel & Travel, Pharmaceutical & Research, e-Commerce, Private Aviation, Nonprofit, e-Learning, Energy, Rental Service, Material Testing, Health & Wellbeing and Fashion.

 

What we offer

  • Be part of a young, agile team
  • Get the opportunity to collaborate on challenging enterprise systems and products
  • Work on international projects (mostly UK)
  • We offer flexible working hours and unlimited remote working possibilities
  • By working with us, you are going to experience constant professional advancement
  • Employee motivation program – we offer personal improvement-based carrier path with regularly advanced gross salary and performance-based premium
  • Participate in cloud-based projects (AWS, Azure)
  • Work with the latest technologies
  • Internal training, knowledge sharing sessions
  • Professional Certifications financed by the company (e.g., AWS, Azure, Scrum)
  • Startup feeling, well-established employer
  • Offline and online team-building activities, cake for your birthday 😊

 

Your mission

  • Using your professional skills and the latest technologies to create international enterprise systems and products in outstanding quality
  • Building scalable client-side logic and user-friendly interface for international products and corporate systems
  • Systems integration with other microservices and 3rd-party platforms
  • Delivering quality components using TDD approach
  • Frequently deploying potentionally shippable software using CI/CD tools
  • Making sure the system is scalable, secure, fault-tolerant, configurable, responsive and easy to change

 

Must-have requirements 

  • At least 3 years of professional experience in development using modern JavaScript stacks/frameworks/technologies
  • At least 2 years of professional project experience of React.js
  • Hands-on experience in building responsive layouts
  • In-depth understanding of JavaScript engines, CSS3 and CSS processors (SASS/LESS/SCSS)
  • Upper-intermediate English
  • Ability to learn quickly, up-to-date knowledge regarding JavaScript frameworks

 

What could you bring into our team as senior team member 

  • Basic experience with Express – at least 1 year
  • Experience in building applications with server-side rendering using Next.js
  • Familiarity with at least one container technology (eg Docker)
  • High-Level knowledge of HTTP Protocol and standard data exchange protocols
  • Professional knowledge of automated testing (unit testing, end-to-end testing)
  • Experience with performance optimization techniques (eg. CDN)
  • Hands-on experience with GraphQL

 

Company tech

  • Tech stack: JavaScript, TypeScript, Node.js, React.js, Next.js, .NET 6, Azure, AWS, microservices, serverless architecture, Kubernetes, Docker, MongoDB, PostgreSQL, GraphQL, Contentful
  • We offer the following services to our clients:Bespoke Software Development
    • Digital Transformation
    • System Integration
    • Custom Microservice Solutions
    • Legacy application Migration to next-gen stack
    • AWS Serverless System Development

 

Engineering process 

  • We adapt the agile methodology to the projects depending on the team and the phase of the product. Sometimes it’s Scrum, sometimes it’s Kanban
  • We automate the testing processes with unit- and integration tests, we write the tests for the features we develop
  • We automate our build and release-es, CI/CD pipelines and Infrastructure as Code are part of all our projects
  • Our teams are integrated into our customers’ teams, we define, build and release their products together with their business analysts, UX/UI experts, product managers

 

Meet the team

  • 70+ developers in Hungary – offices in Budapest and Szeged + infinite remote working possibilities
  • Mainly full-stack developer pool – JavaScript and AWS specialists, UX/UI experts
  • We are working with UK-based teammates and POs on a daily basis
  • We value each other’s work and efforts with our monthly Kudos contest – at the end our colleagues with the best performance get valuable prizes
  • The corporate social life is very important to us, whether it is an online or offline gathering – regular quiz sessions, sport challenges, running, biking, bowling, gokart, barbecue parties… you choose 😊

 

Company culture 

According to our team, our company values are the following:

  • We believe in the importance of supporting a healthy work-life balance.
  • Flexible working hours – We respect everyone’s private life. If you need to make some errands, consult with your leader and team about it.
  • Supportive management – you can count on your leaders.
  • We provide you with a safe and stable future as well as with the constant possibility to learn and grow.
  • Our team is just awesome – you can be part of a great community. If we have a question or we need help, we can always count on each other. Helping is a fundamental part of our company culture. 😊
  • Celebrating success and recognizing outstanding achievements is an essential part of JayStack’s culture. We see smashing success stories, happy customers, daily personal growth, and all of these happen because of our team members’ core values: distinct professional excellence, result-driven approach, as well as helpful and caring participation.

 

Interview process 

  • Our interview process is quick and simple: it consists of 1 or 2 rounds at maximum
  • Our professional interviews take place online with architects
  • The process:
    • We tell you about the company, the position, and our tech stack
    • You tell us about your relevant professional experience
    • We ask you technical and practical questions about:
      • Frontend
      • JavaScript, React.js, TypeScript
      • Databases
      • Architectural best practices
    • We switch to English to measure your language skills
    • You get notified at latest on the 5th day after the interview
  • Coding does not make part of our interview process
  • + we check out your GitHub repo before our conversation

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