SportyBet is an international sports betting, gaming, and digital entertainment platform owned by Sporty Group. Founded by Sudeep Ramnani in 2013, the platform is a market-leading sports betting operator in Africa - with operations across Nigeria, Ghana, Kenya, Zambia, Tanzania, and Uganda - and has expanded internationally into markets like Brazil.
HQ: London, United Kingdom • Gaming • Sports • iGaming & Gambling • Sports Betting • Est. 2013
≈ $90k – $219k per year (Estimated) • Senior • 6+ years exp • Remote • Senior
Java
Java
Spring Boot
Spring Cloud
Apache Tomcat
Netty
Databases
MySQL
Redis
ElasticSearch
RabbitMQ
DevOps
AWS
Docker
Kubernetes
Amazon CloudWatch
Grafana
Loki
Prometheus
Rest API
≈ $68k – $193k per year (Estimated) • Middle • 3+ years exp • Remote • Middle
Java
SQL
Java
Spring Boot
Spring Cloud
Databases
ElasticSearch
MySQL
Redis
DevOps
AWS
Docker
Kubernetes
Platform Engineering
Amazon CloudWatch
Grafana
Loki
Prometheus
Rest API
≈ $82k – $218k per year (Estimated) • Lead • 8+ years exp • Remote (Europe) • Staff
Go
Java
Node JS
Python
JavaScript
Java
Apache Tomcat
Netty
Spring Boot
Spring Cloud
Databases
ElasticSearch
MySQL
Redis
DevOps
ArgoCD
AWS
CI/CD
Grafana
Jenkins
Kubernetes
Loki
Prometheus
Rest API
Amazon CloudWatch
Speechify is a voice AI productivity company best known for its text-to-speech app. It lets users listen to articles, PDFs, books, and web pages, and also offers voice typing, AI summaries, and AI podcasts. The company was founded in 2017 and is centered on accessibility and productivity.
HQ: Miami, United States • Education • AI Agents • Artificial Intelligence • 5000+ employees
$30k – $55k per year • Senior • In office (Sofia, Bulgaria) • Senior
Kotlin
Java
Mobile
Kotlin Multiplatform
DevOps
GCP
$30k – $55k per year • In office (Sofia, Bulgaria) • PhD
Text-to-Speech
DevOps
AWS
Azure
Docker
GCP
Kubernetes
Vercel
$140k – $200k per year • Remote • PhD
Text-to-Speech
DevOps
AWS
Azure
Docker
GCP
Kubernetes
Vercel
CloudLinux is on a mission to continually increase security, stability and availability of Linux servers and devices. Headquartered in Palo Alto, California, CloudLinux Inc. develops a hardened Linux distribution, Linux kernel live security patchi...
HQ: Prague, Czech Republic • Information Technology • Cybersecurity • Operating Systems
≈ $57k – $130k per year (Estimated) • Madrid • Remote (Bulgaria, Serbia, Spain, Portugal) • English
Go
Python
Rust
PHP
PHP
WordPress
Databases
ClickHouse
AI/ML
AI Agents
Dagster
LLM
Prefect
Human-in-the-Loop
LLM Guardrails
LLM Evaluation
DevOps
CI/CD
Docker
GitLab CI
Grafana
Prometheus
Amazon S3
GitLab
Ansible
Configuration Management
Progressive Delivery
Puppet
Cybersecurity
ModSecurity
Analytics
ETL/ELT
Haystack empowers engineering teams with real-time insights into their team’s performance, helping you remove bottlenecks and accelerate delivery.
Decision Intelligence • Project Management • Data Visualization • 11-50 employees
≈ $90k – $219k per year (Estimated) • Senior • 6+ years exp • Remote (Europe, Asia) • Full-Time • Senior
TypeScript
JavaScript
Databases
PostgreSQL
Frontend
React.js
DevOps
Docker
GCP
Git
Management
Jira
≈ $89k – $218k per year (Estimated) • Senior • 6+ years exp • Remote (Europe, Asia) • Full-Time • Senior
TypeScript
JavaScript
Databases
PostgreSQL
DevOps
Docker
GCP
Git
Management
Jira
Turn your product knowledge into an agent that answers, troubleshoots, and resolves. For humans and for the agents they.
New York • Cybersecurity • Artificial Intelligence • AI Agents • 11-50 employees
$100k – $150k per year • Equity 0.1–0.3% • Middle • 3+ years exp • Remote (Germany, France, Russia, United Kingdom, Austria) • Bachelor's Degree • Full-Time • Middle
Python
AI/ML
RAG
Frontend
React.js
DevOps
Docker
Refurbed is a leading provider of refurbished electronics. We offer a wide range of products, including laptops, smartphones, and tablets. Our products are carefully inspected and refurbished to the highest standards.
Vienna • Marketplaces • Consumer Electronics • Laptops • 201-500 employees • Est. 2017
≈ $92k – $226k per year (Estimated) • Senior • Remote (Europe) • Senior
Go
JavaScript
TypeScript
Databases
PostgreSQL
Redis
Frontend
Vue.js
DevOps
gRPC
Analytics
A/B Testing
≈ $93k – $227k per year (Estimated) • Senior • 7+ years exp • Remote (Europe) • Bachelor's Degree • Senior
Go
SQL
JavaScript
Databases
PostgreSQL
RabbitMQ
Redis
Frontend
Alpine.js
Tailwind CSS
Vue.js
DevOps
GCP
gRPC
Kubernetes
Fastmarkets is a price reporting agency and commodity market intelligence provider headquartered in London, United Kingdom, with roots dating back to the founding of Metal Bulletin in 1913. The company provides benchmark price data, news, analysis, and forecasting services for the metals, mining, forest products, agriculture, and energy transition markets. It operates globally through a network of offices in Europe, Asia, and the Americas, serving industrial consumers, producers, and financial institutions as a subsidiary of Delinian.
HQ: London, United Kingdom • Data & Analytics • Metals & Metallurgy • Manufacturing • Forestry • Farming & Agriculture • Non-ferrous Metals • Mining • Natural Resources • 501-1000 employees • Est. 1913
Senior • Remote/Hybrid (Sofia, Bulgaria) • Full-Time • Senior
C#
TypeScript
JavaScript
C#
IdentityServer
AI/ML
Claude
Claude Code
Copilot
Frontend
Angular
DevOps
Azure
Kubernetes
Azure AKS
CI/CD
GitHub
Senior • Remote/Hybrid (Sofia, Bulgaria) • Full-Time • Senior
C#
SQL
TypeScript
JavaScript
Databases
Azure Cosmos DB
AI/ML
Claude
Claude Code
Copilot
Anthropic
Frontend
Angular
DevOps
Azure
Azure AKS
CI/CD
Kubernetes
GitHub
Lead • Remote/Hybrid (Sofia, Bulgaria) • Full-Time • Senior
C#
JavaScript
SQL
TypeScript
Databases
Azure Cosmos DB
Redis
Frontend
Angular
DevOps
Azure
CI/CD
gRPC
WebSockets
PostHog is a product analytics company headquartered in San Francisco, California, and founded in 2020 by James Hawkins and Tim Glaser. The company builds an open source platform combining product analytics, session replay, feature flags, A/B testing, surveys, and error tracking that teams can self-host or run on its cloud. It went through Y Combinator, operates as a fully remote organisation, and publishes its internal handbook and pricing openly.
HQ: San Francisco, United States • Analytics Platforms • Software • Web Analytics • Product Analytics • Data & Analytics • Est. 2020
≈ $84k – $207k per year (Estimated) • Remote (Europe) • Full-Time
Go
Node JS
Rust
SQL
JavaScript
Databases
Apache Kafka
ClickHouse
PostgreSQL
Redis
AI/ML
AI Agents
DevOps
Amazon S3
Management
Slack
Milestone Systems is a global provider of data-driven open-platform video management software (VMS) and security technology solutions. Operating as a standalone entity within the Canon Group, the company's enterprise product suite centers on its flagship XProtect VMS platform alongside integrated offerings like BriefCam advanced video analytics and Arcules cloud surveillance software.
Sofia • Copenhagen • Lake Oswego • Sydney • Barcelona • Data & Analytics • Artificial Intelligence • Cybersecurity • 501-1000 employees
In office (Sofia, Bulgaria)
C#
JavaScript
TypeScript
C#
.NET
AI/ML
Claude
Copilot
AI Agents
Frontend
React.js
Mobile
Clean Architecture
DevOps
AWS
GitHub
Middle • 3+ years exp • In office (Sofia, Bulgaria) • Middle
C#
SQL
C#
.NET
DevOps
CI/CD
Rest API
Senior • In office (Sofia, Bulgaria) • Senior
Go
DevOps
Docker
gRPC
Helm
Kubernetes
Toloka is a data company founded in 2014 and headquartered in Amsterdam that supplies human-generated training, fine-tuning and evaluation data for artificial intelligence systems. It began as a large-scale crowdsourcing platform and has repositioned around expert work, combining domain specialists, machine learning tooling and quality control pipelines to produce reasoning traces, preference rankings and agentic task data. Operating within the Nebius group and backed by Bezos Expeditions since 2025, the company serves frontier model laboratories and enterprises building their own systems.
HQ: Amsterdam, Netherlands • Machine Learning • Data & Analytics • Data Collection • LLM & Generative AI • Artificial Intelligence • 51-200 employees • Est. 2014
Senior • 8+ years exp • Remote (EU, United States, United Kingdom, Serbia) • Freelance • Senior
Python
JavaScript
TypeScript
Python
FastAPI
Databases
Apache Kafka
PostgreSQL
Redis
AI/ML
AI Agents
Claude
Anthropic
Model Context Protocol
OpenAI Codex
Frontend
React.js
DevOps
Docker
Dentsu Aegis Network (rebranded globally as dentsu) is a major multinational media and digital marketing communications network specializing in advertising, brand strategy, and business transformation. The organization provides integrated solutions spanning creative storytelling, data analytics, media planning, and customer experience management for leading global brands.
HQ: Tokyo, Japan • Media & Entertainment • Sales & Marketing • Advertising • 501-1000 employees
Senior • 7+ years exp • Remote/Hybrid (Sofia, Bulgaria) • Full-Time • Senior
JavaScript
Node JS
TypeScript
Node JS
Fastify
Nest.JS
Databases
Amazon Aurora
DynamoDB
PostgreSQL
AI/ML
Copilot
Frontend
GraphQL
DevOps
AWS
AWS CDK
AWS Lambda
CI/CD
CloudFormation
Datadog
GitHub Actions
Jenkins
Terraform
Amazon CloudWatch
Amazon EventBridge
API Gateway
AWS Step Functions
GitHub
Amazon EKS
Kubernetes
Tavily is a developer infrastructure company headquartered in Tel Aviv, Israel, and founded in 2023. The company runs a search API built for large language model applications, returning ranked and summarised web results in a form agents can consume directly rather than raw pages of markup. It is used by teams building research assistants and autonomous agents, and integrates with common orchestration frameworks such as LangChain and LlamaIndex.
HQ: Tel Aviv, Israel • Data Collection • Data & Analytics • Internet Services • LLM & Generative AI • AI Agents • Artificial Intelligence • Search Engines • Est. 2023
≈ $66k – $189k per year (Estimated) • Senior • 5+ years exp • Remote (Europe, Israel) • Senior
JavaScript
TypeScript
AI/ML
AI Agents
RAG
Frontend
Angular
React.js
Svelte
Vue.js
Mobile
PWA
QA
Chrome DevTools
Playwright
Selenium
≈ $67k – $189k per year (Estimated) • Senior • 5+ years exp • Remote (Europe, Israel) • Senior
JavaScript
C++
Go
Python
Rust
AI/ML
RAG
AI Agents
DevOps
Kubernetes
QA
Chrome DevTools
Playwright
Selenium
Affirm is a U.S. fintech company founded in 2012 and headquartered in San Francisco. It offers buy now, pay later and installment payment products that let consumers split purchases into transparent, fixed payments. The company also provides merchant tools and a consumer app to support checkout financing and payment management.
HQ: San Francisco, United States • Financial Services • Lending • FinTech • 1001-5000 employees • Est. 2012
$100k – $142k per year • Equity • Senior • 5+ years exp • Remote (Europe) • Visa sponsorship • Internship • Senior
Kotlin
Python
SQL
Databases
MySQL
PostgreSQL
Snowflake
AI/ML
Claude
Claude Code
dbt
DevOps
AWS
CI/CD
Kubernetes
$83k – $115k per year • Senior • 4+ years exp • Warsaw • Remote (EU, Europe) • Full-Time • Senior
Kotlin
Python
Databases
MySQL
DevOps
AWS
Kubernetes
$83k – $115k per year • Senior • 5+ years exp • Warsaw • Remote (Europe) • Full-Time • Senior
Kotlin
Python
SQL
Databases
MySQL
PostgreSQL
Snowflake
AI/ML
Claude
Claude Code
dbt
DevOps
AWS
CI/CD
Kubernetes
Docker is a leading software platform that enables developers to build, share, and run applications inside lightweight, isolated containers. By packaging code together with all its dependencies, the technology ensures that applications run consistently across any computing environment - from local development machines to large-scale cloud infrastructure. The platform accelerates modern software development, simplifying microservices architecture, automated deployment pipelines, and cross-team collaboration.
HQ: Palo Alto, United States • Software • Information Technology • Virtualization • DevOps • Est. 2011
≈ $96k – $182k per year (Estimated) • Senior • 8+ years exp • London • Remote (EU, United States, Canada) • Visa sponsorship • Bachelor's Degree • Full-Time • Senior
AI Agents
Claude
Claude Code
Model Context Protocol
OpenAI Codex
DevOps
Docker
Circle is a global financial technology company best known as the issuer of USD Coin (USDC) and EURC, two of the world's leading fully backed digital stablecoins. Headquartered in New York City, New York, the firm builds open financial infrastructure and developer APIs that enable internet-native payment settlement, treasury management, and blockchain integration. By bridging traditional banking networks with public blockchain systems, it allows businesses worldwide to store, send, and trade digital value seamlessly.
HQ: New York, United States • Financial Services • Stablecoins • Blockchain & Crypto • Est. 2013
$130k – $140k per year • Senior • 5+ years exp • Remote • Senior
Ruby
TypeScript
JavaScript
Ruby
Ruby on Rails
Databases
MySQL
PostgreSQL
Frontend
Next.js
React.js
Tailwind CSS
Analytics
A/B Testing
$130k – $140k per year • Senior • 6+ years exp • Remote • Senior
Ruby
JavaScript
Ruby
Ruby on Rails
Databases
MySQL
PostgreSQL
AI/ML
AI Agents
LLM
RAG
Edge AI
Frontend
React.js
Analytics
A/B Testing
Tether is a digital asset company founded in 2014 that issues USDT, the largest stablecoin in circulation and the most heavily traded asset in crypto markets. Each token is intended to hold a one-to-one peg with the United States dollar and is backed by a reserve portfolio dominated by short-dated Treasury bills, with regular attestation reports published on the reserve composition. Headquartered in San Salvador, El Salvador, the group has expanded beyond stablecoin issuance into gold-backed tokens, Bitcoin mining, energy, peer-to-peer communications and local artificial intelligence infrastructure.
HQ: San Salvador, El Salvador • Crypto Payments • Data Centers • Artificial Intelligence • Blockchain & Crypto • Cryptocurrencies • Stablecoins • 1001-5000 employees • Est. 2014
≈ $90k – $220k per year (Estimated) • Senior • Remote • Senior
Node JS
JavaScript
C++
AI/ML
Tokenization
Frontend
npm
Web3
Bitcoin
≈ $150k – $281k per year (Estimated) • Staff+ • 5+ years exp • Remote • Architect • English: B2
Node JS
JavaScript
AI/ML
Tokenization
Web3
Bitcoin
Ethereum
Smart Contracts
Token Standards
≈ $150k – $281k per year (Estimated) • Staff+ • 5+ years exp • Remote • Architect • English: B2
Node JS
JavaScript
AI/ML
Tokenization
Web3
Bitcoin
Ethereum
Smart Contracts
Token Standards
The Open Home Foundation fights for the principles of privacy, choice, and sustainability for smart homes. And for every person who lives in one. It does this by supporting the development of open source projects, and open connectivity and communication standards.
Wireless • Smart Home Devices
≈ $66k – $187k per year (Estimated) • Senior • 5+ years exp • Remote (Europe) • Full-Time • Senior
Python
Python
Asyncio
AI/ML
llama.cpp
LLM
Model Context Protocol
Ollama
AI Agents
Edge AI
Function Calling
DevOps
Git
GitHub
IoT
Matter
Customer.io, legally Peaberry Software, Inc., is a customer engagement software company headquartered in Portland, Oregon, and founded in 2012. The company provides a platform that enables businesses to automate personalized messaging across email, SMS, push notifications, and in-app channels based on real-time customer behavior and data. Serving over 9,000 brands globally, the organization operates as a remote-first company with a focus on data-driven marketing automation and artificial intelligence integration for B2B and B2C enterprises.
HQ: Portland, United States • Software • Customer Analytics • Data & Analytics • AI Agents • Artificial Intelligence • Sales & Marketing • Email Marketing • Marketing Automation • Est. 2012
$150k – $200k per year • Senior • 7+ years exp • Remote (AMER, EMEA) • Senior
Go
TypeScript
JavaScript
AI/ML
AI Agents
Frontend
React.js
$150k – $200k per year • Senior • 7+ years exp • Remote (AMER, EMEA) • Senior
Go
Databases
MySQL
AI/ML
AI Agents
DevOps
AWS
GCP
LiveKit is an open-source real-time audio, video, and AI voice infrastructure platform headquartered in San Francisco. The company provides cloud and developer infrastructure designed to build ultra-low-latency video conferencing, live streaming, and interactive multimodal AI voice agents into web and mobile applications. Powered by flexible SDKs and scalable server orchestration, LiveKit is widely used by developers and enterprise teams to deploy real-time voice and video applications at global scale.
HQ: San Francisco, San Jose, United States • Artificial Intelligence • AI Agents • Speech & Audio AI • Est. 2021
$135k – $300k per year • Equity • Remote (EMEA, North America) • Full-Time
Python
TypeScript
AI/ML
AI Agents
LLM
LiveKit
OpenAI
Marketing
Salesforce
$135k – $300k per year • Equity • Staff+ • Remote (EMEA, North America) • Full-Time • Staff
Go
Databases
ClickHouse
NATS
AI/ML
Multimodal AI
LiveKit
OpenAI
DevOps
gRPC
Kubernetes
OpenTelemetry
Prometheus
GitHub
etcd
$135k – $300k per year • Equity • Senior • Remote (EMEA, North America) • Full-Time • Senior
Go
Databases
ClickHouse
NATS
AI/ML
Multimodal AI
LiveKit
OpenAI
DevOps
gRPC
Kubernetes
OpenTelemetry
Prometheus
GitHub
etcd
Bitcoin kopen, verkopen en opslaan, live crypto-nieuws en koersen volgen, en ontdekken hoe Bitcoin werkt — alles op één plek. Al meer dan 10 jaar een vertrouwde partner.
Warsaw • Dubai • DeFi • Blockchain & Crypto • Cryptocurrencies • Est. 2015
≈ $90k – $221k per year (Estimated) • Senior • 5+ years exp • Remote (Europe) • Bachelor's Degree • Contractor • Senior
Java
Kotlin
Rust
AI/ML
Claude
Claude Code
Mobile
Room
DevOps
AWS
CI/CD
Rest API
New Relic
Cybersecurity
PCI DSS
Web3
Bitcoin
Token Standards
QA
Sentry
