Neo4j is the world's leading graph database platform, engineered specifically to store, query, and analyze highly connected data. Unlike traditional relational databases that rely on rigid tables and costly JOIN operations, Neo4j models data naturally using nodes (entities), relationships (connections), and properties (key-value attributes).
HQ: San Mateo, United States • Big Data • Information Technology • Database Management
≈ $91k – $179k per year (Estimated) • In office (London, United Kingdom) • Visa sponsorship • PhD • Cofounder
C++
Java
Rust
C++
LLVM
Java
GraalVM
Databases
Neo4j
AI/ML
Knowledge Graph
Mindbox is a Warsaw technology company founded in 2007 and specialised in DevOps, cloud and application lifecycle tooling. It is a long-standing partner of Atlassian, GitLab and Red Hat in Central Europe and delivers migration and automation projects. The company also runs training and support services for engineering teams.
HQ: Warsaw, Poland • Financial Services • Artificial Intelligence • Information Technology • 1001-5000 employees • Est. 2007
In office • Polish: C1
Java
Python
Java
GraalVM
Quarkus
Spring Boot
Databases
Apache Iceberg
Apache Kafka
Frontend
GraphQL
DevOps
Grafana
OpenTelemetry
Prometheus
Amazon S3
Marketing
Mindbox
Clurgo is a software engineering company that specializes in custom software development, system integration, and IT consultancy for businesses across various sectors. The firm focuses on building tailored, high-performance web and enterprise applications designed to optimize complex business processes. By leveraging modern technology stacks and agile methodologies, it helps organizations digitize their operations and scale their technical infrastructure effectively.
HQ: Warsaw, Poland • Cloud Computing • Information Technology • Software • 1001-5000 employees • Est. 2014
$76k – $80k per year • In office (Wrocław, Poland) • Internship • Polish: C1
Java
Python
Java
GraalVM
Quarkus
Spring Boot
Databases
Apache Iceberg
Apache Kafka
Frontend
GraphQL
DevOps
Dynatrace
Grafana
OpenTelemetry
Prometheus
Amazon S3
Management
Confluence
Jira
$76k – $80k per year • In office (Wrocław, Poland) • Polish: C1
Java
Python
Java
GraalVM
Quarkus
Spring Boot
Databases
Apache Iceberg
Apache Kafka
Frontend
GraphQL
DevOps
Dynatrace
Grafana
OpenTelemetry
Prometheus
Amazon S3
Management
Confluence
Jira
$76k – $80k per year • In office (Wrocław, Poland) • Polish: C1
Java
Python
Java
GraalVM
Quarkus
Spring Boot
Databases
Apache Iceberg
Apache Kafka
Frontend
GraphQL
DevOps
Dynatrace
Grafana
OpenTelemetry
Prometheus
Amazon S3
Management
Confluence
Jira
B3Group is a Polish company active in the information technology and business services sector. It delivers IT consulting, software implementation, and support services for corporate clients seeking technology solutions for their operations.
HQ: Warsaw, Poland • Data & Analytics
≈ $52k – $93k per year (Estimated) • In office (Wrocław, Poland) • Full-Time • Polish: C1
Java
Java
GraalVM
Quarkus
Spring Boot
Databases
Apache Iceberg
Apache Kafka
Frontend
GraphQL
DevOps
Grafana
OpenTelemetry
Prometheus
Amazon S3
Dynatrace
Management
Confluence
Jira
Ubiquiti is an American technology company headquartered in New York and founded in 2003. It designs and manufactures networking hardware, including wireless access points, switches, routers, and physical security systems managed through a unified software interface. The company serves enterprise, service provider, and consumer markets worldwide, operating on a business model that eliminates traditional software licensing and subscription fees.
HQ: New York, United States • Wireless • Hardware • IT Infrastructure • Information Technology • Enterprise Networks • Network Equipment • Telecommunications • Cybersecurity • 1001-5000 employees • Est. 2003
$35k – $98k per year (gross) • Senior • 5+ years exp • In office (Riga, Latvia) • Internship • Senior • Latvian: C1
Java
Bash
Java
GraalVM
Spring Boot
AI/ML
Claude
DevOps
Jenkins
Rest API
