Companies
Every company jobctl has seen with an open posting.
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Datadog
Cloud platform for monitoring and securing infrastructure, applications, logs and user experience, sold to organisations of all sizes.
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Cloudflare
Global network platform combining CDN, security, compute and storage, letting developers and organisations deploy applications across data centres worldwide.
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Elastic
Develops Elasticsearch and sells search, observability and security products built on it, as a managed cloud service or self-hosted.
audience:b2b model:opensource model:saas sector:devtools sector:security
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Canonical
Develops Ubuntu and sells enterprise support and subscriptions around open source infrastructure, including OpenStack, Kubernetes, IoT and security tooling.
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GitLab
DevOps platform for source control, CI/CD and software delivery. The Community Edition is open source under the MIT licence; a paid Enterprise Edition funds the company through subscriptions.
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Scalo
Polish software engineering firm providing custom software development, AI implementation, data services and outsourced development teams to businesses across Europe and North America.
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Fivetran
Automated data movement platform that extracts, loads and transforms data from many sources into warehouses and applications, for teams running analytics and AI workloads.
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Figma
Figma is a web-based collaborative design platform used for UI design, prototyping, and code generation. Multiple designers and developers can work simultaneously on design files with real-time collaboration. The platform serves design teams and enterprises.
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Twilio
Twilio provides APIs and a platform for building customer communications across SMS, email, voice, and video. The platform enables businesses to build conversational AI interactions with persistent context. It serves enterprises across financial services, healthcare, retail, and e-commerce.
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Notion
Notion is a workspace platform combining documents, databases, kanban boards, and task management in one interface. The platform offers AI-powered search, task automation, and content generation features. It serves teams and individual users with a freemium subscription model.
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Cursor
Cursor is an AI-powered coding agent that accelerates software development by transforming ideas into code. The platform includes autonomous agents, cloud-based task automation, and integration with GitHub, terminal CLI, and Slack. It is trusted by over half of the Fortune 500.
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Grafana Labs
Observability platform (Grafana Cloud) for collecting and visualising logs, metrics, traces and profiles, built on OpenTelemetry and Prometheus. Its commercial offering sits on top of open-source projects it maintains.
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Fin
Fin is a software company providing AI-driven customer service and messaging solutions for businesses. The platform integrates live chat, chatbots, help desk ticketing, and customer data management with LLM-powered AI agents. It enables businesses to automate customer support across multiple channels.
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Asana
Asana is a work management platform combining project tracking, task assignment, and team collaboration tools. The platform integrates AI agents to automate workflows. It serves cross-functional teams across industries.
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Smartsheet
Smartsheet is a work management platform that helps teams plan, track, and deliver projects. It combines task management, resource planning, automation, and reporting into a single cloud-based system for enterprise teams.
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Vercel
Vercel is a cloud platform for deploying and scaling web applications and AI agents. It provides frontend hosting, serverless functions, and infrastructure optimized for modern JavaScript frameworks and agentic computing.
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Kong
Kong is a lightweight, open source API gateway that manages, configures, and routes requests to APIs across the enterprise. The platform processes millions of requests with microsecond latency and is used in production by hundreds of organizations from startups to enterprises and governments.
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JetBrains
JetBrains develops integrated development environments and tools for software developers, including IntelliJ IDEA for Java and Kotlin, PyCharm for Python, and WebStorm for JavaScript. The company serves over 18 million developers with intelligent code assistance and refactoring capabilities.
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Replit
A cloud-based development environment with AI assistance for building apps, websites, and other projects. Replit provides hosting, databases, and authentication integrated into a single platform for rapid prototyping and deployment.
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JFrog
Software supply chain platform providing artifact management, supply chain security, distribution and governance tools for enterprise DevOps. Serves over 80% of Fortune 100 companies needing end-to-end visibility and control for secure software delivery.
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ITFS Sp. z o.o.
ITFS is a Polish IT services company founded in 2012 offering IT outsourcing, recruitment, and managed IT delivery centers. The company serves global clients across multiple industries, with expertise in Salesforce, AI/ML, UX/UI, and Golang development.
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Upvanta
Upvanta is an IT outsourcing and software development company providing full-stack software development, AI solutions, cloud transformation, and managed IT services. The company serves organizations seeking to undergo digital transformation and accelerate innovation.
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Docker
Docker provides containerization technology for building, deploying, and securing applications. The platform serves 91% of Fortune 100 companies and 20+ million developers daily through Docker Desktop, Hub, and container infrastructure services.
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Tailscale
Tailscale provides a VPN and mesh networking platform built on WireGuard technology for secure connectivity. The service enables teams to connect devices with end-to-end encryption.
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Temporal Technologies
Open-source platform for building applications that automatically recover from failures. Provides workflow orchestration that captures application state at every step and resumes execution after failures without manual intervention.
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LaunchDarkly
LaunchDarkly is a runtime control platform for managing feature releases and AI systems safely in production. The company serves over 5,500 customers including a quarter of Fortune 500 companies, processing 45 trillion feature flag evaluations daily.
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Postman
Postman is an API development platform for building, testing, managing, and distributing APIs at enterprise scale. The service is used by over 25 million developers.
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Supabase
Supabase is an open source backend development platform built on Postgres, providing database, authentication, storage, edge functions, and realtime capabilities. Developers use it to build web and mobile applications with integrated tools across global regions.
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PagerDuty
PagerDuty is a cloud-based incident management platform that helps IT operations teams detect and respond to infrastructure disruptions. The platform uses machine learning to automate incident response and provides visibility and analytics for critical systems.
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ClickUp
An all-in-one platform combining project management, chat, documentation, and AI capabilities. ClickUp consolidates fragmented work tools for teams to manage projects, track time, and collaborate in a single workspace.
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New Relic
New Relic is an AI-powered observability platform helping organizations monitor applications, infrastructure, and user experience. The company serves enterprises across retail, finance, technology, and telecommunications with application performance monitoring and security capabilities.
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Sentry
Sentry is a developer-first error tracking and performance monitoring platform that detects, traces, and fixes issues across full-stack applications. The platform works across 30+ programming languages and provides real-time error reports with contextual information and breadcrumb trails.
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ASTEK Polska
An IT outsourcing company providing software development, engineering services, cloud infrastructure, and consulting. ASTEK Polska serves businesses in banking, insurance, finance, and high-tech sectors across multiple countries.
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Modal
Serverless cloud platform for running Python workloads without managing infrastructure. Provides on-demand GPU access, automatic scaling, and containerized execution for AI, data processing, and batch workload needs.
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Render
Managed cloud platform that automates deployment and infrastructure management for web applications and AI agents. Runs on AWS but abstracts away complexity through simplified YAML configuration. Supports multiple languages and includes automatic scaling and load balancing.
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Mozilla
Non-profit organization developing open source internet software including Firefox browser, Thunderbird email, VPN and developer tools. Works to keep the internet open, accessible and free for everyone while developing responsible technology.
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n8n
n8n is a workflow automation platform combining no-code visual workflows with code flexibility through JavaScript and Python. The platform offers 400+ integrations and supports both cloud hosting and self-hosted deployments for automating business processes.
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Linear
Issue tracking and product development system for software teams. Combines sprint planning, bug triage, roadmapping, and GitHub integration with a keyboard-driven interface. Used by startups including OpenAI, Vercel, and Brex.
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Sii Polska
Sii Polska provides IT consulting, software development, and engineering services to large enterprises worldwide. The company serves diverse industries including financial services, retail, healthcare, automotive and manufacturing. Its services span custom software development, application testing, cloud migration and cybersecurity solutions.
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Webflow
No-code website builder that combines visual design tools with automatic HTML, CSS, and JavaScript code generation. Enables designers and developers to create responsive websites, manage dynamic content, and build e-commerce stores without manual coding.
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Miro
Miro is a collaborative visual workspace platform used by 100 million people across 250,000+ companies. The platform combines whiteboards, documents, tables, and AI capabilities to help product and engineering teams accelerate development and alignment.
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Pendo
Pendo is a product experience platform providing analytics, in-app guidance, and user feedback tools for software teams. The unified platform helps product, sales, and IT teams optimize user adoption and engagement across digital products.
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Typeform
SaaS platform for building dynamic online forms and surveys that display one question at a time. Supports logic branching, multimedia integration, and multiple deployment options. Used by major brands including Apple, Airbnb, Uber, and Nike.
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Anyscale
Anyscale builds a production platform around Ray, an open-source distributed computing framework. The company helps organizations scale applications from laptops to clusters without specialized distributed computing expertise.
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Honeycomb.io
Honeycomb is an observability platform that helps engineering teams monitor and debug software in production with distributed tracing, log analysis, and AI-powered root cause analysis for complex distributed systems.
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adesso business consulting AG
adesso business consulting is an SAP consultancy specializing in enterprise resource planning implementation, digital transformation, and custom software development across multiple industries.
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Redpanda
Streaming data platform compatible with the Kafka API. Also provides infrastructure for governing AI agents in production, including access control, audit trails and budget enforcement.
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Braver IT S.A.
Braver is a fashion-tech company providing pattern making software solutions and custom digital tools for the fashion industry. The company develops specialized tools for product development, pattern construction, and production workflow management for major fashion brands.
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Testlio
Testlio is an AI-powered crowdsourced software testing platform that provides manual testing, functional testing, accessibility testing, and localization services. The company operates a global community of vetted testers across 150+ countries serving major brands in media, finance, retail, and healthcare.
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Toptal
Toptal is a freelance talent marketplace connecting businesses with vetted professionals in software development, design, marketing, consulting, and management. The platform operates across 140+ countries and reports a 98% trial-to-hire success rate.