Sand Technologies (Sand Tech Holdings) is a global artificial intelligence and digital transformation company that partners with governments, cities, and enterprises to modernize critical infrastructure across healthcare, telecommunications, water, energy, and public systems. The company develops enterprise-grade data platforms, digital twin solutions, and specialized software - such as its Health Operating System (HOS) - to enable real-time operational decision-making in complex environments. Headquartered with operations spanning Africa, Europe, the UK, and the US, it also collaborates with initiative networks like ALX to train digital tech talent and deploy forward-deployed engineering teams worldwide.
HQ: London, United Kingdom • Information Technology
Senior • 5+ years exp • Remote (EMEA) • Internship • Senior
TypeScript
AI/ML
Copilot
Cursor
Frontend
GraphQL
DevOps
CI/CD
GitHub Actions
GitHub
Management
ClickUp
Notion
QA
Playwright
Wabtec Corporation is a global technology leader and Fortune 500 company providing equipment, software systems, and services for the freight rail and passenger transit industries. Formed through the heritage of the Westinghouse Air Brake Company, the firm manufactures locomotives, advanced braking systems, control software, and components that enhance operational safety and efficiency. Additionally, the company offers lifecycle maintenance, overhaul services, and sustainable transport innovations, including battery-electric locomotives and low-emission transit technologies.
HQ: Pittsburgh, United States • Transportation & Logistics • Manufacturing • Industrial Machinery • Rail Transport • 5000+ employees
≈ $14k – $59k per year (Estimated) • Junior • 2+ years exp • Leipzig • Remote (EU) • Full-Time • Junior • English
Injective is a financial blockchain infrastructure developer headquartered in New York City, United States, and founded in 2018. The company develops a layer 1 blockchain protocol optimized for decentralized finance applications, including perpetual swaps, spot trading, and asset tokenization. It operates as an open-source ecosystem serving institutional clients, developers, and global financial markets through its interoperable network and plug-and-play modules.
HQ: New York, United States • Financial AI • Artificial Intelligence • Capital Markets • Financial Services • Asset Tokenization • DeFi • Blockchain & Crypto • Blockchain Infrastructure • Est. 2018
≈ $57k – $136k per year (Estimated) • Middle • 4+ years exp • Remote (Europe) • Full-Time • Middle
TypeScript
DevOps
CI/CD
Docker
gRPC
Kubernetes
WebSockets
Web3
Cosmos
DeFi
Ethereum
Injective
MetaMask
Smart Contracts
Solana
QA
Playwright
Pytest
MP Solutions (Maritime Planning Solutions) is a specialized marine engineering and traffic management consultancy that provides planning, design, and risk assessment services for maritime transport and waterfront infrastructure projects.
HQ: Budapest, Hungary • Transport Infrastructure • Science & Engineering • Marine & Ocean Engineering
In office (Budapest, Hungary) • Bachelor's Degree • Full-Time
C++
DevOps
Jenkins
QA
Robot Framework
Middle • 4+ years exp • In office (Budapest, Hungary) • Middle
GraphQL
DevOps
Git
Management
Jira
QA
Postman
Swagger
TestRail
In office (Budapest, Hungary) • Bachelor's Degree • Full-Time
PHP
Python
SQL
Databases
MariaDB
MySQL
DevOps
CI/CD
Rest API
QA
Appium
Selenium
Supabase is an open-source backend-as-a-service company headquartered in San Francisco, California, and founded in 2020. The company provides a suite of development tools built on top of PostgreSQL, including database management, user authentication, edge functions, real-time data synchronization, and vector storage for machine learning applications. Operating as a remote-first organization, it serves a global community of developers and enterprises by offering a scalable alternative to proprietary cloud platforms through its integrated suite of open-source technologies.
HQ: San Francisco, United States • Machine Learning • Artificial Intelligence • Cloud Computing • Mobile App Development • Software • Web Development • Information Technology • Database Management • 201-500 employees • Est. 2020
Equity • Senior • 7+ years exp • Remote (AMER, EMEA) • Full-Time • Senior
PostgreSQL
Supabase
AI/ML
AI Agents
DevOps
IAM
Cybersecurity
HIPAA
SOC 2
FedRAMP
ISO 27001
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
≈ $36k – $115k per year (Estimated) • Middle • 3+ years exp • Warsaw • Lviv • Remote (Europe) • Full-Time • Middle
Java
Kotlin
Kotlin
Retrofit
DevOps
CI/CD
QA
TestNG
Side's real estate brokerage platform empowers top-producing agents to own their own companies without the burden of operating a brokerage.
HQ: San Francisco, United States • PropTech • Real Estate • Real Estate Brokerage • 1001-5000 employees
≈ $16k – $64k per year (Estimated) • Junior • Braga • Remote (Europe) • Full-Time • Spanish
≈ $16k – $64k per year (Estimated) • Junior • Braga • Remote (EEA) • Freelance • Arabic: C1
≈ $16k – $64k per year (Estimated) • Junior • Braga • Remote (Europe) • Freelance • Chinese • English
airSlate is a global SaaS company empowering organizations to digitally transform how they create, manage, and automate document-driven workflows. Our products help millions of users simplify work, improve productivity, and accelerate business growth.
HQ: Boston, United States • Software • Business Process Automation (BPA) • Document Management • 51-200 employees
≈ $52k – $102k per year (Estimated) • Lead • 7+ years exp • Remote (Hungary, Poland, Romania, Spain) • Full-Time • Staff
JavaScript
TypeScript
AI/ML
LLM
AI Agents
Human-in-the-Loop
DevOps
CI/CD
Shift-Left
Cybersecurity
Shift-Left Security
QA
Playwright
Selenium
