BIScience is looking for a strong mid-level JS Full-Stack Developer (Angular, NodeJS, JavaScript) to join the Kyiv team on a full-time basis. BIScience offers business intelligence solutions for online advertising activities. Our solutions maximize our clients’ profits by providing insights and analytics of their online presence compared to specific competitors and entire market segments. All our solutions are secure, reliable, intuitive, and usable. BIScience offers flexible packaging to accommodate the needs of small and medium businesses as well as large enterprises.

Our main product, AdClarity, aims to maximize our clients’ profits by providing insights and analytics of their online presence compared to specific competitors and entire market segments. The product monitors 30,000,000 web pages around the world daily, running on hundreds of servers. AdClarity monitors Display, Video, In-App, and Social channels, combining robotic and panel data.

Responsibilities
● Business features development
● Develop and maintain existing projects
● Contribute to architectural decisions and technologies for new and existing projects

Requirements
● 4+ years of experience with JavaScript/TypeScript, Node.js, HTML/CSS
● 2+ years of experience with Angular
● Hands-on Linux experience (SSH, log analysis, setting up and maintaining builds)
● Git, Jira, Confluence
● Familiarity with Agile development frameworks
● Good level of English (both spoken and written)
● Hands-on experience using AI coding tools (Claude Code, Cursor, Codex, ChatGPT)
and their plugins/connectors to debug and solve development issues

Nice to have
● Experience with browser extensions development
● Experience with Docker
● Experience with Express.js
● Experience with NoSQL DBs (MongoDB, Redis)
● Experience with SQL DBs
● Experience with online advertising/ad tech
● Academic IT education at the master’s level in Computer Science or Engineering

You are
● Independent & accountable: work autonomously without close supervision and
take ownership of your responsibilities.
● Team player & clear communicator: collaborate effectively with developers,
project managers, and stakeholders.
● Organized & reliable: manage priorities and consistently deliver high-quality results
on time.
● Curious & growth-oriented: stay up to date with emerging technologies and
continuously seek opportunities to learn.

What’s for you
● High ownership: you own your application quality end-to-end.
● Product influence: direct input into product decisions, not just execution.
● Autonomy with accountability: freedom in solutions, responsibility for outcomes.
● Supportive environment: we care about our people.

Benefit Package
● 20 working days of vacation per year
● Coverage of sport activities
● Compensation for educational events (meetups, conferences, etc.)
● Official weekends and holidays in accordance with Ukrainian legislation
● 20 days of sick leave per year
● Up to 5 business days for routine healthcare
● 2-3 additional days off for events such as a baby’s birth, weddings, etc.
● Medical insurance