Senior Backend Java Developer Hanna Robulets Company to $5000
Madfish
Software Engineering
Europe
USD 5k-5k / month
Posted on May 25, 2026
About the project
Israeli agrotech product company is scaling rapidly from 60k to 250k+ users and looking for experienced backend engineers to improve infrastructure scalability and system reliability.
The team is currently focused on scalability challenges, backend optimization, and future AI-ready data collection.
Open Roles
- 1x Team Lead
- 2x Senior Backend Developers
Tech Stack
- Java
- Cassandra
- MySQL → Aurora
- Elasticsearch / OpenSearch
Requirements
- Strong commercial experience with Java backend development
- Experience designing scalable distributed systems
- Experience with high-load infrastructure
- Strong database expertise:
- Cassandra
- MySQL/Aurora
- Experience with Elasticsearch/OpenSearch
- Understanding of scalability and performance optimization
- English — B2+
Will be a plus
- Experience with messaging systems
- Experience with WhatsApp/Facebook APIs
- AI/analytics-oriented data architecture experience
Responsibilities
- Improve backend scalability and reliability
- Optimize infrastructure for rapid user growth
- Design scalable backend services
- Work on messaging and communication systems
- Build systems for future AI data analysis
- Collaborate with cross-functional engineering teams