freelance data science engineer python sql

OverviewThe PALM Team (Proactive Alert Lifecycle Management) is part of Microsoft Security’s Identity division, focused on reducing time to detect (TTD) and time to notify (TTN) for service incidents across critical identity platforms. We build intelligent systems that proactively detect, triage, and communicate outages—empowering service owners and...

GoodData.AI is an AI-native analytics platform helping companies turn their data into governed, agentic, and embeddable decision-making experiences. Built around a headless semantic layer and an analytics-as-code approach, our platform lets development teams build, automate, and govern analytics the same way they build any other software — with CI/CD,...

About the Role:We're looking for a Software Engineer who uses AI as a core part of the development process to build, understand, and maintain complex software systems. You'll join a team working on a large ecosystem of interconnected services, shared libraries, REST APIs, asynchronous messaging, and event-driven data flows. The...

About KeyrockSince our beginnings in 2017, we've grown to be a leading change-maker in the digital asset space, renowned for our partnerships and innovation. Today, we partner with over 250 team members around the world. Our diverse team hails from 42 nationalities, with backgrounds ranging from self-taught DeFi natives to PhDs. Predominantly...

Mindrift is looking for skilled Bot Developers (WhatsApp Business API, Telegram Bot API, Discord API) to join the Tendem project (https://tendem.ai/) and build conversational bots and messaging-platform integrations for real-world applications. In this role, you'll use your bot engineering expertise, conversational design skills, and...

Semrush is a brand visibility platform, empowering marketers to command their online presence and create measurable impact. We unify SEO authority and AI visibility, so brands are found, cited, and chosen everywhere search happens. That’s how Semrush gained the trust of over 28 million users—from scaling startups to Fortune 500 companies. ...

Job DescriptionOur client, Fortune 500 company is seeking a Lead Fullstack (Go/React) Engineer to serve as the technical visionary for their fraud detection platform, combating insurance fraud through data-driven, AI-enhanced technology. This role is part of a larger strategy to deliver a scalable, configurable, and intelligent platform that exceeds...

Our client, Fortune 500 company is seeking a Lead Fullstack (Go/React) Engineer to serve as the technical visionary for their fraud detection platform, combating insurance fraud through data-driven, AI-enhanced technology. This role is part of a larger strategy to deliver a scalable, configurable, and intelligent platform that exceeds client...

Job RequirementsWe’re looking for students of Czech Universities, who are interested in a long-term collaboration with MSD. Did you always want to work in a company where your work can have a real impact? Do you enjoy working in an international environment with lots of room for personal development? Are you ready to join a company where we...

Are you passionate about building scalable data pipelines and integrating enterprise systems? Do you enjoy working with modern Azure technologies and transforming data into valuable business insights? Would you like to contribute to an international analytics platform? Then we have an exciting opportunity for you! The...

Our Purpose At SentinelOne, we are driven by a clear purpose: to give the advantage to those who secure our future. As AI reshapes how organizations build, operate, and innovate, the responsibility to protect them becomes more critical than ever. When you join SentinelOne, your work helps protect global enterprises, critical infrastructure,...

Welcome to the future of cloud networking and security! Cato Networks is the first company to converge enterprise networking and security into one centralized and global service that is delivered by cloud. It is led by networking and security pioneer Shlomo Kramer (Check Point, Imperva) and early investor (Palo Alto Networks, Exabeam, Trusteer and...

Are you passionate about building production-ready AI and machine learning solutions? Do you enjoy solving complex business problems using predictive models and advanced analytics? Would you like to contribute to an international project focused on enterprise analytics and AI innovation? Then we have an exciting opportunity for you! ...

Protecting one billion people from cyber threats? If you find this proposition more exciting than scary, come on board and grow with us. Whalebone is a global company working on user-centric cybersecurity products for telcos, ISPs, enterprises, public institutions, and governments that provide millions of everyday internet users unyielding...

Chceš být u transformace Home Creditu na AI-driven společnost? Baví tě hledat praktická řešení pomocí AI, učit ostatní a zvládat více projektů současně? Umíš propojit AI technologie s každodenní prací lidí tak, aby jim skutečně šetřily čas a zjednodušovaly práci? Hledáme zkušeného AI Implementation Experta, který...

Are you passionate about working with enterprise database systems? Do you enjoy optimizing performance, ensuring reliability, and supporting business-critical applications? Would you like to contribute to a large-scale international data platform? Then we have an opportunity for you! The international IT company Intetics is...

Building the Future of Open FinancePayward - the parent company behind Kraken, NinjaTrader, Breakout, xStocks, Payward Services and CF Benchmarks - has spent the last 15 years building one of the most modern and globally accessible financial infrastructure platforms in the industry, built to advance an open, global financial system. ...

Overview On the M365 Copilot Evaluation Platform Team, you’ll work at the center of how AI impacts millions of users and help steer one of Microsoft’s most important efforts forward, taking our evaluation system to the next level by allowing our teams, partners and customers understand what “Good AI” means. The Copilot Evaluation Platform...

Hledám Data Engineera se zaměřením na agentní AI, který bude navrhovat a implementovat škálovatelná řešení postavená na LLM a moderních AI frameworkách. Budete pracovat s Pythonem, cloudem a nástroji jako LangGraph nebo LangSmith, podílet se na vývoji backendu i optimalizaci výkonu modelů. Role je ideální pro někoho, kdo má...

Mindrift is looking for highly skilled Python Data Scraping Engineers to join the Tendem project and drive specialized data scraping workflows within our hybrid AI + human system. In this role, as an AI Pilot - that's how we refer to this role at Mindrift - you'll collaborate with Tendem Agents that handle repetitive tasks, while you provide...