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Data Systems Scala Developers

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Coralogix
ZF
Riskified
Hypervolt
Paidy
Tiko
Writer
Commercetools
Ledger
CNH
SiriusXM
Leonteq
Arteris
ITV
Linklaters
ClearScore
Guardian
VakantieDiscounter
IOHK
Coralogix
ZF
Riskified
Hypervolt
Paidy
Tiko
Writer
Commercetools
Ledger
CNH
SiriusXM
Leonteq
Arteris
ITV
Linklaters
ClearScore
Guardian
VakantieDiscounter
IOHK
99+
Verified Candidates
12+
Avg. Years Experience
Top Skills
Scala AWS Kafka Java
Deep Scala Network

Built through years working with teams and engineers in the Scala ecosystem.

Deep Technical Focus

We specialize in functional backend systems, data platforms, and distributed infrastructure.

Signal Over Volume

Focused, relevant introductions from a curated network.

Available Developers

ET-4010 Principal Recently added

Founding Database Engineer

Germany
20 years
Flexible
Employee / Freelancer

Pioneered database internals and distributed systems design. Advanced knowledge in operations and systems design using AWS.

  • Pioneered database internals
  • Expert in distributed systems design
  • Advanced AWS operations knowledge
Distributed Systems Database Internals Systems Design Operations AWS Java
Available in 2 weeks €120k-160k/yr
Enquire
WV-6401 Senior Recently added

Senior Data Engineer

United Kingdom
9 years
Hybrid
Employee / Freelancer

Engineered large-scale data processing systems using Spark and Scala for big data analytics. Optimized storage solutions with Apache Iceberg to enhance query performance.

  • Engineered large-scale data processing systems
  • Optimized storage with Apache Iceberg
  • Enhanced query performance in big data analytics
Spark Scala Oracle Hive Apache Iceberg Amazon S3
Available in 1 month £100k-120k/yr
Enquire
#HIRED Lead Recently hired

Senior Data Engineer

Germany
12 years
Hybrid
Employee
Experienced software engineer with strong background in distributed systems and cloud-native architecture. Proven track record delivering production systems at scale. Skilled in designing fault-tolerant services, optimising CI/CD pipelines, and mentoring junior developers across cross-functional teams.
  • Led migration of monolithic system to microservices architecture
  • Built high-throughput data pipeline processing 1M+ events per second
  • Designed and implemented real-time monitoring and alerting platform
Scala Flink Airflow Iceberg GCP Docker Spark Kubernetes
Hired Salary: $XXX,XXX
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WM-9123 Principal

Backend/Data Engineering Consultant

Germany
14 years
Hybrid
Employee / Freelancer

Specialized in building real-time data pipelines using Kafka and Scala for analytics platforms. Implemented Kubernetes orchestration to streamline deployment of microservices for backend systems.

  • Built real-time data pipelines with Kafka
  • Implemented Kubernetes orchestration
  • Streamlined microservices deployment
Kotlin Kubernetes Kafka DBT AlloyDB Scala
Interviewing now €90k-110k/yr
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ST-6557 Lead

Scala Backend Engineer, Consultant

Sweden
10 years
Flexible
Employee / Freelancer

Designed and implemented distributed backend systems for cloud platforms using Scala and Java. Specialized in optimizing real-time data processing pipelines on AWS and GCP.

  • Built scalable cloud services on AWS and GCP
  • Optimized real-time data processing pipelines
  • Designed distributed backend systems
Scala Java Kotlin Python GCP AWS
Interviewing now Salary on request
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EN-3115 Principal

Senior Big Data Engineer

Greece
14 years
Remote
Employee

Engineered large-scale data processing frameworks leveraging Scala and Apache Spark for real-time analytics. Integrated complex event processing on cloud platforms, achieving seamless interoperability across AWS and Google Cloud. Pioneered the deployment of robust streaming solutions with Kafka, ensuring high-throughput data ingestion.

  • Implemented Airflow for orchestrating complex ETL workflows.
  • Designed scalable data lakes on Google Cloud Storage.
  • Enhanced Spark job performance with custom memory management.
  • Built self-healing data pipelines with automated fault recovery.
Scala Apache Spark Google Cloud Platform AWS Airflow Kafka
Available in 1 month €60k-70k/yr
Enquire
SF-8760 Lead

Senior Developer

United States
15 years
Remote
Employee

Led the development of high-throughput data streaming platforms utilizing Kafka and Cats Effect. Architected scalable microservices with Play Framework and optimized Redis for low-latency data access. Spearheaded a project integrating Scala with Typescript for real-time analytics dashboards.

  • Built Kafka-based data streaming systems
  • Optimized Redis for low-latency access
  • Integrated Scala with Typescript for analytics
Scala Play Cats Effect Kafka Redis Typescript
Available in 2 weeks Salary on request
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AU-2449 Lead

Senior Backend Engineer

Italy
11 years
Remote
Employee / Freelancer

Engineered backend services with a focus on microservices architecture using Golang and Java. Developed high-performance APIs with Gorilla Mux and Gin.

  • Engineered microservices architecture
  • Developed high-performance APIs
  • Focused on Golang and Java backend services
Golang Java Python Gorilla Mux Gin gRPC
Available in 1 month €75k-85k/yr
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NQ-4423 Senior

Scala Developer

Poland
6 years
Flexible
Employee / Freelancer

Specializes in building resilient real-time data pipelines using Scala and Spark, deployed on AWS infrastructure. Developed distributed systems leveraging ZIO for fault tolerance and concurrency management in cloud environments.

  • Architected real-time data pipelines on AWS
  • Implemented distributed systems with ZIO
  • Optimized Spark jobs for large-scale data processing
Scala ZIO DPL Spark Pipelines AWS
Available in 2 weeks Salary on request
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AB-8227 Principal

Solution Architect

Canada
23 years
Flexible
Employee / Freelancer

Architected advanced AI/ML pipelines for predictive analytics using Databricks and Snowflake. Optimized data architecture to support large-scale data processing and storage.

  • Architected AI/ML pipelines for predictive analytics
  • Optimized data architecture
  • Supported large-scale data processing and storage
AI/ML Data Architecture Databricks Snowflake DBT ClickHouse
Available in 2 weeks $160k-180k/yr
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AC-3134 Staff

Senior Scala & Big Data Software Engineer

Ukraine
8 years
Remote
Employee / Freelancer

Developed large-scale data processing systems using Scala and Spark. Specialized in building distributed systems for big data analytics.

  • Built distributed big data analytics systems
  • Specialized in Scala and Spark
  • Developed large-scale data processing systems
Scala JavaScript TypeScript Python Akka Spark
Interviewing now $45-55/hr
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AB-4568 Senior

Senior Data Platform Engineer

Italy
8 years
Remote
Employee / Freelancer

Specializes in building data platforms using distributed systems like Hadoop and Spark. Developed ETL pipelines and real-time streaming applications with Airflow. Optimized large-scale data processing workflows, enhancing performance and reliability.

  • Built ETL pipelines with Airflow
  • Optimized Spark for large-scale processing
  • Developed real-time streaming applications
Scala Java Python Hadoop Spark Airflow
Interviewing now Salary on request
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JJ-2880 Senior

Senior Backend Engineer

Portugal
7 years
Remote
Employee / Freelancer

Developed backend systems with Rust and Go for high-performance computing. Expert in implementing cross-platform solutions with C++ and Python.

  • Built high-performance systems with Rust
  • Developed cross-platform solutions
  • Optimized C++ and Python applications
Rust Scala Go Java Python C++
Available in 2 weeks Salary on request
Enquire
WZ-8691 Staff

Staff Software Engineer

France
9 years
Remote
Employee / Freelancer

Led the development of RESTful services using Scala and Http4s, focusing on high concurrency. Implemented reactive systems with FS2 to handle streaming data efficiently. Developed APIs with Circe for JSON handling in distributed environments.

  • Integrated Cats for functional programming enhancements
  • Designed scalable microservices architecture with Go
  • Implemented custom serialization with Circe
Scala Http4s Cats FS2 Circe Go
Interviewing now €90k-120k/yr
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WN-9386 Lead

Research/Teaching Fellow in Flight Data

Lithuania
16 years
Remote
Employee / Freelancer

Conducted research in flight data analysis, focusing on system and data analysis techniques. Designed experiments for data-driven insights and implemented solutions in Python and Matlab. Published findings in peer-reviewed journals.

  • Researched flight data analysis
  • Published in peer-reviewed journals
  • Implemented solutions in Python and Matlab
System analysis Data analysis Experiment design Programming Python Matlab
Interviewing now €50k-70k/yr
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