Senior Full Stack Developer (Node.js/Vue.js)

We are an IT company, JATAPP, creating products that are used by millions of users from all over the world. Our portfolio already includes 20+ different products exclusively in white niches: Business, Utilities, Lifestyle, Cybersecurity, and Education.

We are looking for a Senior Full Stack Developer (Node.js/Vue.js) to join the team in our R&D Studio, which is engaged in finding ready-made ideas for product launches. 

Tech Stack: Node.js, Vue.js, HTML5, CSS3/SASS, TypeScript, PostgreSQL або/та MySQL, Docker,ELK, Prometheus, Grafana, Sentry.

Your responsibilities will be:

• Developing and maintaining web products as well as funnels with a focus on speed, conversion, and stable operation of payment systems (Paddle, Stripe, CheckoutChamp, etc.)

• Building a flexible technical infrastructure

• Developing integration with external services — payment, analytics, marketing, and content platforms

• Using AI both in the product (content, personalization, image processing) and in development — to automate, test, and accelerate delivery

• Optimizing performance, UX, and technical stability of web solutions

• Collaborating with the product and analytics team to build fast and measurable experiments

What you’ll need:

Frontend

• Deep knowledge of Vue.js 3 (Composition API): reactivity, state management (Pinia/Vuex), routing, SSR/Nuxt

• Performance optimization skills (lazy loading, hydration, code splitting)

• Experience with component architecture, working with design systems and Storybook

• Confident knowledge of HTML5, CSS3/SASS, responsive design

• Experience with TypeScript

Backend 

• Deep knowledge of Node.js (Express or Nest.js) - REST API / GraphQL development

• Working with PostgreSQL/MySQL (ORM: Prisma, TypeORM or Sequelize)

• Experience implementing authorization and authentication (JWT, OAuth)

• Understanding caching principles (Redis)

• Practical experience with CI/CD, Docker, basic DevOps practices

• Experience setting up monitoring and logging (ELK, Prometheus, Grafana, Sentry)

Will be a plus:

• Understanding of WebSockets

• Unit/e2e testing experience

• Experience with Queues (BullMQ/RabbitMq/SQS)

• Web funnel experience

• AI coding experience

• Analytics and integrations experience (3rd party SDK, payment gateways, PSP)

• Git flow, code review, pull request culture experience

Recruitment Process:

HR Interview — Technical interview —  Final interview — Reference Check — Offer

We offer:

• Mental and Physical Health: health care is a must, so at JATAPP we will cover health insurance for you

• Benefits Cafeteria: choose what you like most — sports, food delivery, home office supplies — and we will cover your expenses under available budget

• Knowledge sharing: such events are our way to grow together. We gather to discuss new trends, share our own insights, and elevate one another

• Remote-First Culture: it’s up to you whether to work remotely or at our coworking space 

• Personal Equipment Policy: no tech troubles — you’ll get a MacBook and everything you need for comfortable and efficient work

• Learning and Development Opportunities: it's a real pleasure for us to watch you learn, so we're happy to cover your learning and development costs, as well as English courses. Besides this, everyone in JATAPP gets access to the Projector Library

• Community of like-minded people: at JATAPP you will work in a team of like-minded people who are ready to launch a product, run a marathon, or climb Hoverla together

• Creative freedom: we encourage initiative and creative thinking, so with us, you can be yourself and have the freedom of professional expression

• Legal & Finance Support: we cooperate with the best financiers and lawyers who will be ready to help solve any of your questions upon request

• Time-off Policy: 20 vacation days per year, 5 days for sick leave without medical confirmation, unlimited sick leaves with a doctor's note, 3 personal days, and 2 days off for special events or occasions