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Backend 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
83+
Verified Candidates
13+
Avg. Years Experience
Top Skills
Scala Docker Kubernetes Python
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

JJ-2880 Senior Recently added

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
MX-9522 Lead Recently added

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
#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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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
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
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
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
Enquire
TZ-2507 Principal

Backend Developer

Netherlands
24 years
Employee / Freelancer

Developed high-performance web applications using Perl with Apache and FastCGI. Expert in building robust backend systems with Catalyst and Moose for enterprise applications.

  • Built Perl-based web applications
  • Expert in Catalyst framework
  • Optimized FastCGI performance
Perl Apache FastCGI Moose DBI Catalyst
Interviewing now Salary on request
Enquire
JS-3157 Principal

Independent Software Engineer

Poland
17 years
Flexible
Employee / Freelancer

Architected large-scale cloud platforms for e-commerce and fintech sectors. Spearheaded the development of a multi-language API gateway supporting cross-platform integrations. Developed a high-throughput message broker using Rust for IoT networks.

  • Created a real-time analytics engine with Kotlin and Scala
  • Designed a decentralized identity management system
  • Optimized microservices for multi-region deployments
Kotlin Rust Java Scala TypeScript Python
Interviewing now Salary on request
Enquire
GB-1787 Lead

Software Engineer

Spain
19 years
Flexible
Employee / Freelancer

Designed microservices-based architectures using Scala and Akka. Extensive experience in building scalable backend solutions with Spring Boot.

  • Designed microservices-based architectures
  • Experienced with Spring Boot
  • Built scalable backend solutions
Scala Java Rust Akka Microservices Event Sourcing
Interviewing now €80k-120k/yr
Enquire
FY-8687 Lead

Senior Software Engineer

Canada
10 years
Remote
Employee / Freelancer

Designed and implemented scalable microservices architecture for a high-traffic e-commerce platform, optimizing API performance with both REST and GraphQL. Developed a real-time data processing pipeline that processes millions of events daily, utilizing gRPC for efficient inter-service communication. Spearheaded the transition of a legacy monolithic application to a distributed system, improving fault tolerance and reducing downtime.

  • Architected a high-throughput event-driven messaging system.
  • Led the integration of third-party APIs using GraphQL.
  • Optimized gRPC for low-latency communication in distributed systems.
  • Implemented caching strategies to enhance API response times.
Software Architecture System Design API Design REST GraphQL gRPC
Interviewing now $65k-85k/yr
Enquire
AJ-9101 Lead

Technical Advisor

Mauritius
21 years
Remote
Employee / Freelancer

Guided development of large-scale AI systems utilizing LLMs and LangChain. Spearheaded prompt engineering techniques for improved AI model performance. Integrated complex machine learning models into interactive applications using Streamlit.

  • Led AI system development with LLMs
  • Pioneered prompt engineering techniques
  • Integrated ML models with Streamlit
Python LangChain Prompt Engineering LLMs Streamlit Java
Interviewing now Salary on request
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SE-2900 Lead

Senior Scala Software Engineer

Poland
14 years
Remote
Employee / Freelancer

Built high-performance, fault-tolerant systems using functional programming principles. Led the design of streaming data platforms using Kafka and ZIO for real-time processing. Developed scalable solutions for complex data transformation pipelines.

  • Optimized functional algorithms for large-scale data processing
  • Integrated Cats Effect for enhanced concurrency control
  • Developed custom operators for stream processing with Kafka
Scala Functional Programming ZIO Cats Cats Effect Kafka
Available in 2 months Salary on request
Enquire

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