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Backend Scala Developers

Trusted by leading Scala companies
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
136+
Verified Candidates
11+
Avg. Years Experience
Top Skills
Scala Kubernetes Docker Kafka
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

GD-3884 Principal Recently added

Senior Software Engineer

Canada
12 years
Remote
Employee / Freelancer

Designed and implemented distributed systems for high-frequency trading platforms, focusing on low-latency data processing. Spearheaded the integration of domain-driven design principles into microservices architecture, enhancing scalability and maintainability. Developed a real-time analytics engine processing millions of events per second using functional programming techniques.

  • Optimized JVM performance for large-scale financial applications
  • Led migration from monolithic to microservices architecture
  • Implemented event sourcing for complex transaction processing
Scala Java Functional Programming OOP DDD TDD
Available in 2 weeks Salary on request
Enquire
SV-8028 Mid-level Recently added

Scala Backend Engineer

Poland
4 years
Remote
Employee / Freelancer

Developed scalable backend systems utilizing Scala for real-time data processing in fintech applications. Optimized SQL queries for high-throughput transaction processing, achieving significant performance improvements.

  • Implemented microservices architecture using Kotlin and Scala
  • Integrated Cats Effect for asynchronous data processing
  • Built Python scripts for data pipeline automation
Scala SQL Kotlin Python Cats Cats Effect
Available in 1 month Salary on request
Enquire
#HIRED Lead Recently hired

Senior Scala Backend Engineer

Switzerland
7 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 ZIO gRPC Redis Kubernetes Terraform PostgreSQL Docker
Hired Salary: $XXX,XXX
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AQ-6124 Lead

Product Engineer

Germany
18 years
Flexible
Employee / Freelancer

Led development of cross-platform applications, leveraging Scala and Java for backend services. Spearheaded the migration of legacy systems to modern microservices architectures.

  • Integrated Node.js services with existing Java infrastructures
  • Automated deployment pipelines using TypeScript and Python
  • Enhanced scalability with Kotlin-based microservices
Scala Java Node.js TypeScript Kotlin Python
Available in 1 month Salary on request
Enquire
QS-6406 Principal

Consulting Member of Technical Staff

United States
14 years
Remote
Employee / Freelancer

Architected distributed systems for large-scale event-driven applications in cloud environments, focusing on fault tolerance and resiliency. Led design and implementation of cost-efficient cloud-native solutions with high operational reliability.

  • Designed consensus protocols for distributed data consistency
  • Optimized cloud infrastructure for reduced latency and costs
  • Enhanced system observability and monitoring in production
Distributed Systems Architecture Event-Driven Systems Cloud-Native Design Fault Tolerance & Resiliency Cost Optimization Production Operations & Reliability
Interviewing now Salary on request
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SB-3635 Lead

Sr. Backend Software Engineer

India
9 years
Flexible
Employee / Freelancer

Developed high-throughput distributed systems in Rust and Scala, focusing on real-time data processing. Built scalable microservices architecture leveraging Actix Web and Tokio for concurrent processing. Extensive experience in performance optimization for low-latency applications.

  • Designed scalable microservices with Actix Web
  • Optimized low-latency systems using Rust
  • Implemented real-time data processing pipelines
Scala Rust Python OOP Functional Programming Microservices
Available in 2 months Salary on request
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MX-9522 Lead

Lead Backend Developer

Canada
8 years
Remote
Employee / Freelancer

Led the development of backend systems leveraging Play and Akka frameworks for scalable web applications. Streamlined server-side logic in Scala to support high concurrency environments.

  • Integrated reactive programming models for improved performance
  • Designed RESTful APIs with Spring and Kotlin
  • Optimized JVM performance for low-latency operations
Scala Java Kotlin Play Akka Spring
Available in 2 weeks Salary on request
Enquire
JS-8893 Principal

Senior Backend Engineer

Finland
15 years
Flexible
Employee / Freelancer

Architected a high-throughput messaging platform using Kafka and PostgreSQL for financial transactions. Led the backend development of a scalable microservices architecture in Elixir and Scala.

  • Implemented distributed database systems for high availability
  • Optimized real-time data processing pipelines
  • Designed RESTful APIs for fintech applications
Scala Java Elixir Python Kafka PostgreSQL
Available in 2 weeks €70k-80k/yr
Enquire
JG-2227 Lead

Lead Backend Engineer

France
12 years
Remote
Employee / Freelancer

Designed backend systems using Akka HTTP and Play Framework for high-load applications. Developed GraphQL interfaces to streamline data access across distributed services.

  • Implemented service mesh architecture for microservices
  • Enhanced data serialization techniques for better efficiency
  • Led backend modernization efforts with Scala and Java
Scala Java Akka HTTP Akka Streams Play Framework GraphQL
Available in 2 months €80k-95k/yr
Enquire
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
LR-7612 Lead

Sr. Software Engineer

United States
10 years
Remote
Employee / Freelancer

Designed full-stack applications with Go, Python, and Rust. Expert in building scalable backend systems and integrating TypeScript for frontend solutions.

  • Built full-stack applications
  • Integrated TypeScript in projects
  • Optimized Rust backend systems
Go Python Rust Scala JavaScript TypeScript
Interviewing now $130k-150k/yr
Enquire
JF-3412 Senior

Founding Scala Software Engineer

France
7 years
Employee / Freelancer

Co-founded a startup focusing on distributed systems and microservices with Scala. Designed APIs for scalable data-driven applications. Integrated complex SQL queries for data-intensive backend processes.

  • Co-founded startup in distributed systems
  • Designed scalable APIs
  • Integrated complex SQL queries
Python Scala SQL API Design Microservices Distributed Systems
Salary on request
Enquire
VT-4647 Staff

Staff Software Engineer

Italy
5 years
Hybrid
Employee / Freelancer

Designed and implemented large-scale cloud infrastructure solutions leveraging AWS and GCP, focusing on seamless integration and scalability. Spearheaded CI/CD pipeline automation to enhance deployment efficiency and reduce downtime. Developed innovative DevOps strategies to optimize cloud resource utilization and improve system resilience.

  • Architected multi-cloud solutions with high availability
  • Implemented infrastructure as code using Terraform
  • Optimized container orchestration with Kubernetes
  • Enhanced monitoring with Prometheus and Grafana
AWS GCP GitHub Cloud DevOps CI/CD
Available in 2 months €70k-120k/yr
Enquire
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
Enquire
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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