Senior Java Developer
BIScience is looking for a Senior Java Developer 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
- Deep knowledge ofJava Core (17), Spring Framework Stack (4+years ofexperience)
- Experience with microservice architecture, high-scale and high-performance distributed systems
- Experience with messaging systems (e.g., RabbitMQ, Kafka)
- Strong knowledge of both relational and NoSQL databases
- Hands-on experience with Linux
- Proficient with Git; experienced with Jira and Confluence
- Proficient in English (both spoken and written)
Nice to have
- Basic knowledge of JavaScript
- Hands-on experience of web scraping
- Hands-on experience with metrics and monitoring using Grafana (Graphite/Prometheus)
- Experience with Playwright for headless browser automation and DOM interaction
- Experience with online advertising
- Academic IT education on master 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
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