TENTENS Tech is an international IT company that develops, launches, and scales social discovery platforms serving millions of users worldwide. The firm specializes in managing the full product lifecycle, with a strong focus on high-load infrastructure, reliable payment systems, and advanced AI-driven solutions for content moderation and fraud detection. With a large team of specialists, they deliver high-performance technological environments designed to maintain stability and speed even under significant operational pressure.
Kyiv • Warsaw • Security Compliance • Fraud Detection • Artificial Intelligence • 201-500 employees • Est. 2023
Senior • In office (Kyiv, Lviv, Ukraine, Warsaw, Poland) • Full-Time • Senior • Ukrainian: C1
Python
SQL
Databases
Google BigQuery
DevOps
AWS
Azure
GCP
Analytics
ETL/ELT
In office (Kyiv, Lviv, Ukraine, Warsaw, Poland) • Full-Time • Ukrainian: C1
JavaScript
Frontend
React.js
Mobile
AppsFlyer SDK
Bitrise
Fastlane
React Native
DevOps
CI/CD
Remote (Ukraine) • Full-Time • Ukrainian: C1
SLI/SLO/SLA
Marketing
Zendesk
Playtech is a global gambling technology company that develops software, platforms, and digital content for the online and land-based gaming industry. Founded in 1999, the company offers a comprehensive suite of products, including online casino games, live dealer experiences, sports betting solutions, and poker networks. Headquartered in the Isle of Man and listed on the London Stock Exchange, it delivers end-to-end infrastructure and services to top betting operators worldwide.
London • Sofia • Kyiv • Nicosia • Tartu • Sports Betting • Gaming • iGaming & Gambling • 5000+ employees • Est. 1999
Middle • 3+ years exp • Kyiv • Remote (Ukraine) • Full-Time • Middle
JavaScript
TypeScript
Frontend
PixiJS
Junior • 2+ years exp • Kyiv • Remote (Ukraine) • Full-Time • Junior
Python
DevOps
Azure
CI/CD
GCP
AWS
Management
Google Workspace
Kyiv • Remote (Ukraine) • Full-Time
Java
SQL
Java
Hibernate
Spring Framework
AI/ML
Cursor
DevOps
Docker
Git
Ajax Systems is a global technology company headquartered in Kyiv, Ukraine, that was founded in 2011. The firm specializes in the development and manufacturing of professional security equipment, including wireless and wired intrusion protection, fire detection, water leak prevention, and integrated video surveillance solutions. It operates international production facilities and serves millions of users across more than 180 countries through a vast network of authorized distributors, resellers, and security monitoring partners.
HQ: Kyiv, Ukraine • Internet of Things • Information Technology • IoT Security • Cybersecurity • Smart Home Devices • Consumer Electronics • Consumer Goods • Security Products • 1001-5000 employees • Est. 2011
Junior • In office (Lviv, Ukraine) • Junior • Ukrainian: C1
gRPC
Rest API
Management
Confluence
QA
TestRail
Lead • In office (Lviv, Ukraine) • Full-Time • Staff • Ukrainian: C1
Senior • 3+ years exp • In office (Lviv, Ukraine) • Full-Time • Senior
C++
Java
Kotlin
Python
Java
Gradle
Netty
Databases
Apache Kafka
NATS
Redis
DevOps
AWS
Docker
Git
Jenkins
Kubernetes
gRPC
Provectus is a global technology consulting firm that specializes in delivering innovative software solutions to businesses of all sizes. We have a proven track record of success in helping our clients achieve their strategic goals by leveraging our deep expertise in cloud computing, big data, and artificial intelligence. Provectus is a trusted partner for organizations looking to transform their digital landscape and gain a competitive advantage in today's dynamic marketplace.
HQ: New York, United States • System Integration • Biotechnology • Data & Analytics • Est. 2010
Senior • 5+ years exp • Remote (Poland, Serbia, Spain, Ukraine, Slovakia) • Full-Time • Senior
Python
TypeScript
Go
Rust
AI/ML
AWS Bedrock
Claude
Claude Code
LLM
RAG
Anthropic
AWS Bedrock AgentCore
LLM Guardrails
OpenAI
AI Agents
Function Calling
AgentOps
Airflow
NLP
Spark
A2A
LLM Evaluation
LLMOps
Model Context Protocol
DevOps
AWS
AWS Lambda
Azure
GCP
Amazon ECS
Amazon S3
CI/CD
GitHub Actions
GitLab CI
Kubernetes
GitHub
GitLab
Staff+ • 7+ years exp • Remote (Poland, Serbia, Spain, Ukraine, Slovakia) • Full-Time • Architect
Python
TypeScript
Go
Rust
AI/ML
AWS Bedrock
Claude
Claude Code
LLM
RAG
AI Agents
Anthropic
AWS Bedrock AgentCore
Function Calling
LLM Evaluation
OpenAI
Airflow
Spark
A2A
Model Context Protocol
DevOps
AWS
AWS Lambda
Azure
CI/CD
GCP
Amazon ECS
Amazon S3
GitHub Actions
GitLab CI
Kubernetes
GitHub
GitLab
$150k – $180k per year • Senior • 8+ years exp • Remote (United States, Ukraine, Colombia) • Visa sponsorship • Bachelor's Degree • Full-Time • Senior
Python
TypeScript
Databases
Amazon Neptune
Neo4j
AI/ML
Claude
Claude Code
LLM
Anthropic
AI Agents
ChatGPT
Fine-tuning
Knowledge Distillation
MLFlow
PyTorch
Amazon SageMaker
Edge AI
LLM Evaluation
DevOps
AWS
Azure
CI/CD
GCP
Kubernetes
Amazon ECS
AWS CDK
CloudFormation
Terraform
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 – $170k per year • Equity 0.1–0.2% • Middle • 3+ years exp • Remote (Germany, France, Russia, United Kingdom, Austria) • Master's Degree • Full-Time • Middle
Embeddings
Fine-tuning
RAG
AI Agents
DevOps
Docker
$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
SailPoint is an enterprise identity security company headquartered in Austin, Texas, and founded in 2005. The company provides an AI-driven platform for identity governance and administration, offering solutions such as IdentityIQ and the SailPoint Atlas platform to manage access for human and non-human identities. It operates globally across various industries including financial services, healthcare, and government, and is currently owned by the private equity firm Thoma Bravo.
HQ: Austin, United States • Data Governance • Data & Analytics • Cloud Security • Cybersecurity AI • Artificial Intelligence • Cybersecurity • Identity Management • 1001-5000 employees • Est. 2005
≈ $32k – $75k per year (Estimated) • Staff+ • 12+ years exp • Pune • Remote (EMEA, United States, India) • Bachelor's Degree • Full-Time • Staff
Python
Databases
OpenSearch
AI/ML
AWS Bedrock
LLM
AI Agents
Human-in-the-Loop
LLM Guardrails
DevOps
Amazon EKS
ArgoCD
AWS
Azure
Azure AKS
CI/CD
Configuration Management
GCP
GitOps
Grafana
Helm
Incident Management
Istio
Kubernetes
Linkerd
Platform Engineering
Progressive Delivery
Prometheus
Service Mesh
Terraform
IAM
Cybersecurity
FedRAMP
PCI DSS
Paris • Game Development • Gaming • Mobile Games • 201-500 employees
Remote (Cyprus, Poland, Spain, Turkey, Ukraine) • Freelance
C#
Game Dev
Unity
Design
Adobe Photoshop
Solidgate is a financial technology company headquartered in London, United Kingdom, and founded in 2018. The company provides a payment orchestration platform that enables businesses to manage multiple payment service providers, optimize transaction routing, and handle subscription billing, fraud prevention, and tax calculation. It serves global clients in the software-as-a-service and e-commerce sectors, offering infrastructure that supports card acquiring, alternative payment methods, and multi-currency treasury operations.
HQ: London, United Kingdom • Commerce • Fraud Detection • Cybersecurity • Billing & Invoicing • Software • FinTech • Financial Services • Payments • 201-500 employees • Est. 2018
≈ $81k – $206k per year (Estimated) • Senior • 5+ years exp • Remote (Europe) • Full-Time • Senior
Edge AI
Analytics
A/B Testing
≈ $17k – $167k per year (Estimated) • Junior • 1+ year exp • Remote (France, Poland, Ukraine) • Visa sponsorship • Bachelor's Degree • Junior
Go
Node JS
TypeScript
JavaScript
Frontend
React.js
tRPC
DevOps
gRPC
Junior • 1+ year exp • Remote/Hybrid (Kyiv, Lviv, Ukraine, Warsaw, Poland) • Full-Time • Junior
Go
Node JS
TypeScript
JavaScript
Frontend
React.js
tRPC
DevOps
gRPC
Ruby Labs is a self-funded technology company that develops subscription-based digital consumer products across the health, wellness, education, and entertainment sectors. Leveraging an engineering-led architecture and proprietary data analytics, the firm builds scalable mobile applications designed to reach tens of millions of active global users. Operating with a remote-first, data-driven approach, the company focuses on creating high-impact consumer apps backed by internal marketing automation and custom payment infrastructures.
HQ: Los Angeles, United States • Health Care • Wellness • Software • Mobile App Development
Remote (EU, Ukraine) • Full-Time
Python
Ruby
SQL
Databases
ClickHouse
Google BigQuery
AI/ML
dbt
Dagster
DevOps
CI/CD
Grafana
Prometheus
Analytics
ETL/ELT
Executive • 5+ years exp • Remote (Serbia, Turkey, Ukraine, Georgia, North Macedonia) • Full-Time • Architect
Ruby
AI/ML
Claude
Analytics
Tableau
A/B Testing
Marketing
Google Ads
Meta Ads
Mixpanel
Senior • Remote (Ukraine, Turkey, Serbia, Georgia) • Full-Time • Senior • Polish
Ruby
TypeScript
JavaScript
AI/ML
Claude
Claude Code
Cursor
Frontend
Next.js
React.js
Tailwind CSS
Bitdefender is a global cybersecurity leader headquartered in Bucharest, Romania, that delivers advanced threat prevention, detection, and response solutions. Founded in 2001, the company protects millions of consumer, business, and government endpoints across more than 170 countries through its antivirus software, cloud security platforms, and Managed Detection and Response (MDR) services.
HQ: San Antonio, United States • Information Technology • DevOps • Artificial Intelligence • Cybersecurity • Est. 2001
≈ $63k – $165k per year (Estimated) • Middle • 3+ years exp • Remote • Middle • French
Incident Management
PagerDuty
Amsterdam • Elderly Care • Health Care
≈ $59k – $134k per year (Estimated) • Senior • 2+ years exp • Amsterdam • Remote (United States, United Kingdom, Bosnia and Herzegovina, Brazil, Bulgaria) • Full-Time • Senior
Founded in 2015, Constructor is an AI-powered search and product discovery platform built specifically for enterprise e-commerce businesses. The company utilizes real-time clickstream data and machine learning to deliver personalized product recommendations, site search results, and category browse experiences. By optimizing search outcomes for key retail metrics like revenue and conversion rather than simple keyword matching, it helps major online retailers increase sales and improve customer retention.
HQ: San Francisco, United States • Internet Services • Artificial Intelligence • Commerce • Search Engines • Est. 2015
Middle • 4+ years exp • Remote (EMEA) • Full-Time • Middle
JavaScript
Analytics
A/B Testing
Management
Slack
$80k – $120k per year • Senior • 5+ years exp • Remote (EMEA) • Full-Time • Senior
Python
C++
Go
Rust
Databases
PostgreSQL
Milvus
OpenSearch
pgvector
Qdrant
Weaviate
DevOps
AWS
Azure
GCP
Kubernetes
Platform Engineering
Terraform
Vector
Senior • Remote (EMEA, United States) • Full-Time • Senior
Embeddings
LLM
Tokenization
DevOps
Vector
Solo.io is an enterprise cloud-native application networking, API management, and service mesh platform headquartered in Cambridge, Massachusetts. Founded in 2017 by CEO Idit Levine, the Series C unicorn has raised $175 million in total venture funding - reaching a $1 billion valuation backed by Altimeter Capital, Redpoint Ventures, and True Ventures.
HQ: Cambridge, United States • Artificial Intelligence • Software • Education • E-learning • Cloud Management • AI Agents • Est. 2017
Lead • 5+ years exp • Remote (EMEA) • Bachelor's Degree • Architect
Bash
Go
Python
Frontend
GraphQL
DevOps
eBPF
Envoy
Istio
Kubernetes
Service Mesh
Kettle is an insurance and reinsurance provider for property owners, specializing in regions affected by catastrophic climate events. Leveraging advanced AI technology, Kettle offers comprehensive risk assessment and protection products, including solutions for wildfires and hurricanes. The company aims to mitigate the effects of climate change on the insurance industry, ensuring fair pricing and coverage for property owners at risk from natural disasters.
$110k – $135k per year • Senior • Remote • Senior
Postscript is an e-commerce SaaS platform specializing in SMS marketing, automated messaging, and conversational commerce built exclusively for Shopify merchants. The platform provides direct-to-consumer (DTC) brands with tools to capture compliant subscriber opt-ins, execute personalized SMS/MMS campaigns, and conduct interactive two-way text conversations.
Commerce • Sales & Marketing • E-commerce Marketing • Est. 2018
$190k – $230k per year • Staff+ • 5+ years exp • Remote • Staff
Python
Rust
Databases
PostgreSQL
AI/ML
AI Agents
Model Context Protocol
DevOps
Amazon EKS
AWS
GitOps
Karpenter
Kubernetes
Kustomize
Terraform
IAM
Boldin (formerly known as NewRetirement) is a financial technology company providing a collaborative financial planning and retirement modeling SaaS platform. Designed to bridge the gap between simple retirement calculators and traditional wealth management firms, the software delivers comprehensive accumulation and decumulation scenario planning for individual investors. Its proprietary modeling engine enables users to run Monte Carlo simulations, aggregate net worth data, optimize tax and Roth conversion strategies, analyze Social Security timing, and forecast healthcare and real estate costs.
Personal Finance • Wealth Management • Financial Services
≈ $120k – $226k per year (Estimated) • Senior • 8+ years exp • Remote • Full-Time • Senior
≈ $67k – $191k per year (Estimated) • Middle • 4+ years exp • Remote • Full-Time • Middle
Ruby
TypeScript
JavaScript
Ruby
Ruby on Rails
Sidekiq
Databases
PostgreSQL
Frontend
React.js
Material UI
Redux
SWR
Yarn
DevOps
AWS
Marketing
ActiveCampaign
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
AI/ML
Synthetic Data
PEFT
LiveKit
OpenAI
Post-training
Fine-tuning
Llama
LoRA
Qwen
Reinforcement Learning
SGLang
vLLM
FSDP
GRPO
LLM Evaluation
Marketing
Salesforce
$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
ClickUp is a software company headquartered in San Diego, California, and was founded in 2017. The company provides an all-in-one productivity platform that integrates project management, document collaboration, whiteboards, spreadsheets, and AI-powered workflow automation into a single application. It serves millions of users across diverse industries worldwide, ranging from small startups to large enterprise organizations, and operates as a privately held venture-backed firm.
HQ: San Diego, United States • Business Process Automation (BPA) • AI Agents • Artificial Intelligence • Communication & Collaboration • Productivity Software • Software • Project Management • 501-1000 employees • Est. 2017
≈ $65k – $168k per year (Estimated) • Staff+ • 8+ years exp • Remote (Bulgaria, Czech Republic, Hungary, Ireland, Poland) • Full-Time • Staff
JavaScript
TypeScript
Frontend
Angular
NgRx
Redux
RxJS
Vue.js
Mobile
State Management
Management
ClickUp
≈ $57k – $105k per year (Estimated) • Senior • 5+ years exp • Remote (Bulgaria, Czech Republic, Hungary, Ireland, Poland) • Full-Time • Senior
JavaScript
TypeScript
Frontend
Angular
NgRx
Redux
RxJS
Vue.js
Mobile
State Management
Management
ClickUp
Senior • 5+ years exp • Remote (Czech Republic, Hungary, Ukraine) • Bachelor's Degree • Full-Time • Senior
Node JS
SQL
TypeScript
JavaScript
AI/ML
Fine-tuning
DevOps
AWS
Management
ClickUp
Ciq is a company that provides a platform for managing cybersecurity risks. They offer a variety of services, including threat intelligence, vulnerability management, and compliance. The company's mission is to help businesses reduce their cybersecurity risks.
Artificial Intelligence • Information Technology • Operating Systems • Est. 2020
≈ $87k – $199k per year (Estimated) • Equity • Senior • 7+ years exp • Remote • Bachelor's Degree • Senior • Arabic: C1
Bash
Python
DevOps
Ansible
AWS
Azure
CI/CD
Configuration Management
eBPF
GCP
GitHub Actions
GitLab CI
Kubernetes
KVM
Podman
QEMU
GitHub
GitLab
HPC
≈ $112k – $243k per year (Estimated) • Equity • Lead • 15+ years exp • Remote • PhD • Principal
C
C
MPI
AI/ML
LLM
ONNX
OpenMP
Quantization
TensorRT
vLLM
AI Agents
InfiniBand
DevOps
CI/CD
eBPF
SLURM
HPC
≈ $82k – $188k per year (Estimated) • Equity • Senior • 5+ years exp • Remote • Bachelor's Degree • Senior
Fueled is a digital product agency headquartered in New York City and founded in 2008. The company designs and builds mobile and web applications for clients ranging from early stage startups to large consumer brands, covering strategy, interface design, engineering, and post-launch growth. It runs studios in the United States and India and has produced apps that have won app store features and design awards.
HQ: New York, United States • Digital Design • Web Development • UI/UX Design • Design & Creative • Software • Mobile App Development • Est. 2008
≈ $118k – $208k per year (Estimated) • Lead • 6+ years exp • Remote (EMEA) • Contractor • Staff
