Senior java developer in Dodon I.I., FOP

Senior Java Developer (Web Crawling Expertise)

Key Responsibilities:

• · Maintain, optimize, and modernize legacy monolithic systems during migration to microservices.
• · Design scalable backend solutions for high-frequency web crawling and data processing.
• · Optimize database performance for MongoDB (primary), PostgreSQL, and ClickHouse.
• · Collaborate with data teams to integrate pricing analytics and recommendation engines.
• · Ensure code quality via CI/CD pipelines, automated testing, and peer reviews.

Core Requirements:

• · 5+ years Java development (Core, multithreading, performance tuning).
• · Expert-level Spring Boot (RESTful APIs, JPA, security, batch processing).
• · Advanced SQL/NoSQL skills (schema design, query optimization, aggregation pipelines).
• · Hands-on Docker/docker-compose for containerization and local development.
• · Proficiency in Git/GitLab (branching strategies, code reviews, merge requests).
• · Fluent English (daily standups, technical docs, client-facing demos).

Critical Assets:

• · Experience decomposing monoliths (DDD, event-driven architecture, API gateways).
• · Familiarity with Kubernetes (cluster management, Helm charts, scaling).
• · Kafka/event streaming for real-time data pipelines (producers/consumers, connectors).
• · Monitoring tools (Prometheus/Grafana, ELK stack, error tracking).

Nice-to-Have:

• · Web crawling libraries (Jsoup, Selenium) or frameworks (Scrapy, Apache Nutch).
• · Python/Node.js scripting for prototyping or automation tasks.
• · Understanding of proxy rotation, CAPTCHA bypass, and anti-scraping mechanisms.

We Offer:

• · Impactful role in a niche SaaS product serving enterprise-level clients.
• · Tech stack: Java 11+, Spring Boot, Kafka, GitLab CI/CD, Prometheus.
• · Competitive compensation.
• · Team culture prioritizing ownership, innovation, and upskilling.

Apply If: You thrive in complex system overhauls and want to pioneer web crawling at scale.