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Senior .NET Developer (Fintech)

• EUR 2,800 / year
• Remote
• Senior
• Software engineering (general)

• C#
• SQL
• +1Requirements5+ years of experience

Business Applications Administrator

• Remote
• IT support and administration
• +6CountriesBulgaria, Georgia, Gibraltar, Poland, Romania, Serbia

Principal Software Engineer, Growth

• On-site
• Staff
• Software engineering (general)

• TypeScript

Technical Support Engineer

• RON 158.4K–225.9K / year
• Mid
• Software engineering (general)

• Java
• JavaScript
• Kotlin
• +5Requirements2+ years of experienceTagsJava, JavaScript, Kotlin, Objective-C, Ruby, Swift, TypeScript

Principal Software Engineer, LLM Gateway

• On-site
• Staff
• Data and machine learning

• C#
• Golang
• Java
• +2Requirements7+ years of experienceTagsC#, Golang, Java, Python

Engineering Manager

• Remote
• Staff
• Software engineering (general)

• C#
• Golang
• Java
• +4TagsC#, Golang, Java, JavaScript, Kotlin, Python, Swift

Payments & Fraud Data Analyst

• Remote
• Data and machine learning

• Python
• SQL
• +4CountriesBulgaria, Georgia, Poland, Romania

AI Full Stack Engineer

• Remote
• Full-stack engineering

• JavaScript
• SQL
• TypeScript
• +4CountriesBulgaria, Georgia, Poland, Romania

AI DevOps and SRE Specialist

• Remote
• DevOps / SRE / platform / cloud

• Bash
• Golang
• Python
• +4CountriesBulgaria, Georgia, Poland, Romania

Senior Frontend Engineer - Acquisition

• Remote
• Senior
• Frontend engineering

• C++
• Golang
• Rust
• +2TagsC++, Golang, Rust, SQL, TypeScript

AI IT and Integrations Lead

• Remote
• Senior
• IT support and administration
• +4CountriesBulgaria, Georgia, Poland, Romania

Senior Backend Engineer (.NET / Python / Azure)

• Remote
• Senior
• Backend engineering

• C#
• Python
• +7RequirementsContractor / B2B / freelanceCountriesBulgaria, Czechia, France, Croatia, Poland, Romania

IT Solution Architect (Azure / Databricks / AI Platforms)

• Remote
• Mid
• IT support and administration
• +7RequirementsContractor / B2B / freelanceCountriesBulgaria, Czechia, France, Croatia, Poland, Romania

Data Integration Engineer (Databricks / Python / SQL)

• Remote
• Mid
• DevOps / SRE / platform / cloud

• Python
• SQL
• +7RequirementsContractor / B2B / freelanceCountriesBulgaria, Czechia, France, Croatia, Poland, Romania

Software Engineer (Remote - Contractor)

• Remote
• Software engineering (general)

• Java
• Kotlin
• +1RequirementsContractor / B2B / freelance

Agentic Engineering Platform Engineer

• EUR 127.5K–201.6K / year
• Remote
• DevOps / SRE / platform / cloud

• JavaScript
• TypeScript
• +29Requirementsvisa sponsorshipCountriesAlbania, Austria, Belgium, Bulgaria, Czechia, Germany, Denmark, Estonia, Spain, Finland, United Kingdom, Greece, Croatia, Hungary, Ireland, Lithuania, Latvia, Moldova, Montenegro, The Netherlands, Norway, Poland, Portugal, Romania, Serbia, Slovenia, Slovakia, Kosovo

Senior Backend Engineer

• Remote
• Senior
• Backend engineering

• Java
• +5CountriesBulgaria, Poland, Portugal, Romania, Ukraine

Senior GCP Data Engineer

• Senior
• Data and machine learning
• +3CountriesBulgaria, Poland, Romania

Senior Data Streaming Engineer

• Senior
• Software engineering (general)
• +6CountriesBulgaria, Czechia, Hungary, Poland, Romania, Slovakia

Senior Software Engineer | AI Agents & Cloud Platform (Cast Pilot team)

• EUR 6,500–9,000
• Remote
• Senior
• Software engineering (general)
• +7CountriesBulgaria, Croatia, Hungary, Moldova, North Macedonia, Romania, Slovenia

Senior Go developer

• Senior
• Backend engineering

• Golang
• SQL
• +3CountriesBulgaria, Poland, Romania

Junior Accounts Receivable Master Data Specialist (f/m/d)

• Hybrid
• Entry
• Data and machine learning

Senior Applied AI Engineer

• Hybrid
• Senior
• Data and machine learning

• Python
• +7Requirements4+ years of experienceCountriesCzechia, Germany, Spain, United Kingdom, Portugal, Romania

AI Research Scientist – Scientific Evaluation (ML/AI)

• USD 50–65 / hour
• Remote
• Data and machine learning
• +1RequirementsContractor / B2B / freelance

Freelance Full-Stack Developer | Django | AI Products | Python & LLM Integration

• Remote
• Data and machine learning

• Python
• +1RequirementsContractor / B2B / freelance

Solutions Engineering Lead

• Remote
• Senior
• Software engineering (general)

Lead Teacher – Software Development & AI (Full-Stack)

• Remote
• Senior
• Full-stack engineering

• Java
• JavaScript
• SQL
• +2RequirementsContractor / B2B / freelanceTagsJava, JavaScript, SQL, TypeScript

IT Support Analyst – Application Operations

• Remote
• IT support and administration
• German required

• SQL

Platform Engineer (DevOps)

• Mid
• DevOps / SRE / platform / cloud

• Bash
• Golang
• Python

1199 | Staff Data Scientist / Machine Learning Engineer

• Remote
• Staff
• Data and machine learning

• Python
• SQL
• +6CountriesLithuania, Latvia, Poland, Romania, Serbia, Slovenia

Senior Software Engineer - Frontend - Consumer

• Remote
• Senior
• Frontend engineering

• TypeScript
• +17Requirements6+ years of experienceCountriesArgentina, Bulgaria, Chile, Colombia, Czechia, Estonia, Hungary, Lithuania, Latvia, Mexico, Peru, Poland, Romania, Slovenia, Slovakia, South Africa

Senior Backend Engineer - Developer Experience & Productivity

• Hybrid
• Senior
• Backend engineering

• Python
• TypeScript
• +5Requirements5+ years of experienceCountriesGermany, United Kingdom, Ireland, Romania

Senior Mobile Developer

• Remote
• Senior
• Mobile (iOS / Android)

• Kotlin
• Swift

Perl Developer

• Senior
• Software engineering (general)

• Perl
• +6CountriesBulgaria, Czechia, Hungary, Poland, Romania, Slovakia

Principal Software Engineer - Document Understanding

• On-site
• Staff
• Software engineering (general)

• C#
• Java
• Python
• +2Requirements5+ years of experienceTagsC#, Java, Python, Rust

Python Developer

• Senior
• Backend engineering

• Python
• +3CountriesBulgaria, Poland, Romania

Senior FullStack Developer

• USD 90K / year
• Remote
• Senior
• Full-stack engineering

• JavaScript
• TypeScript
• +1Requirements10+ years of experience

Senior Engineer, Backend - Protection

• Remote
• Senior
• Backend engineering

Sr Software Engineer - Storybook

• USD 161.9K–197.7K / year
• Remote
• Senior
• Software engineering (general)

• JavaScript
• TypeScript
• +1Requirements5+ years of experience

SAP HCM Consultant (TM, OM & PA)

• EUR 4,500–5,005 / month
• Remote
• IT support and administration

Senior iOS Software Engineer | Marine

• Senior
• Mobile (iOS / Android)

• C
• C++
• Objective-C
• +1Requirements5+ years of experience

SOC Security Analyst L3

• Hybrid
• Security

• Golang
• JavaScript
• Lua
• +3TagsGolang, JavaScript, Lua, Python, Ruby, Rust

SOC Security Analyst L2

• Hybrid
• Security

• Python

Clinical Database Programmer

• Remote
• Software engineering (general)

• C#
• +8CountriesBulgaria, United Kingdom, Hungary, Ireland, Poland, Portugal, Romania, Slovenia

Python Developer

• Hybrid
• Mid
• Backend engineering

• Python
• SQL
• +1Requirements2+ years of experience

Data Engineer (Data RND Team)

• Remote
• Data and machine learning

Salesforce Developer

• Remote
• Software engineering (general)

• JavaScript

Senior Engineer, Backend - Protection

• Remote
• Senior
• Backend engineering
• +4CountriesHungary, Poland, Romania, South Africa

Container Engineer

• Remote
• Software engineering (general)

Senior Backend Engineer (m/f/d) - Cluj

• Senior
• Backend engineering