Data science jobs in Bulgaria

 ...and other ad platforms receive accurate, timely, and high-quality conversion signals. You will work closely with Marketing, Product, Data Engineering, and ad platform representatives to improve campaign measurement and optimization. Main Responsibilities Marketing &... 

 ...of the industry, but to revolutionize it. We're looking for a Data Engineer to join our growing team and play a key role in shaping...  ...without close oversight Bachelor's degree in Computer Science, Data Science, Information Systems, or equivalent experience... 

We are looking for a Data Engineer to join our team and help build and maintain scalable data pipelines and data warehouse solutions. In this role, you will work with large datasets, design efficient data processing workflows, and ensure the reliability and performance... 

 ...REQUIREMENTS Must-haves ~ Advanced SQL: You have strong SQL skills and hands-on experience building production-grade data pipelines. ~️ dbt and BigQuery: You have production experience designing, maintaining, and optimizing data workflows using dbt and BigQuery... 

 ...We're looking for a Lead Data Engineer to architect and drive the development of large-scale, real-time data systems that power mission-critical platforms. You'll design and build robust backend and streaming infrastructure, lead high-impact projects from concept to... 

We're looking for a Lead Data Engineer to architect and drive the development of large-scale, real-time data systems that power mission-critical platforms. You'll design and build robust backend and streaming infrastructure, lead high-impact projects from concept to production... 

 ...hiring on behalf of our client, a growing, dynamic organization is seeking a skilled and detail-oriented Software Engineer - Backend & Data to join its team. This role will play a critical part in driving operational success, executing key initiatives, and contributing... 

 ...About Spate At Spate, we use data science to predict the next big consumer trend in beauty, personal care, wellness & functional food. Spate was founded in 2018 by Yarden Horwitz & Olivier Zimmer, two ex-Googlers who led the trendspotting division at Google and uncovered... 

 ...Devoted to delivering the highest quality of service, we offer our expertise in full-cycle software development, cloud engineering, data and analytics, AI services, digital marketing orchestration, and more. Since our founding in 2008, Symphony Solutions has been serving... 

 ...individual investors and institutional clients. We’re looking for a Data Analyst, Product to join our team remotely. The #1 goal of this...  ...rigour such as software engineering, economics or a hard science. ~ Based in Canada, the US, the UK or the EU and fluent in... 

 ...We’re looking for a Compliance Data Analyst with SQL expertise, strong logical reasoning skills, and the ability to use Python, APIs, or similar tools to automate data workflows. This role contributes to the Global Regulatory Reporting team, which is responsible for meeting... 

 ...various AI systems. The projects will vary - from computer vision and image manipulation to automated video generation and agentic data analysis. You will be responsible for the full pipeline: from R&D of the best AI models to deploying scalable web applications. Who... 

 ...is redefining how compute is delivered by providing GPU-powered infrastructure for AI/ML workloads, secure storage, and high-speed data transfer through a decentralized architecture that significantly reduces environmental impact compared to traditional cloud providers... 

 ...playing algorithm : a dedicated decision-making model (RL, imitation learning, or search-based — trained on the client's hand-history data) with an LLM reasoning layer on top. Key design constraints: a valid-action contract with the game engine (the bridge supplies... 

 ...Customer Service/ Media Researcher maintains and ensures accuracy in the Cision database through diligent research. They prioritize data quality, compliance, and support for PR clients and journalists, and work within the core Media Management Team, maintaining the accuracy... 

At Foxelli, we’re building more than e-commerce brands - we’re building a tribe of thoughtful humans: AI enthusiasts, curious builders, and ambitious minds who care about doing meaningful work together. Ten years in, our D2C brands reach millions and generate over $20M ...

 ...dashboards, real per-call cost from live calls, and an optimization plan. Harden for production: 5–10+ concurrent calls , strict data isolation between users, monitoring, alerting, and safe rollback. Ship epics end to end (example: the SES email briefing service... 

 ...Role Overview Help train next-generation AI systems by collecting synchronized first-person video and high-fidelity motion sensor data from a smartphone while performing specified physical tasks. This contractor role focuses on precise, repeatable data capture that improves... 

 ...Devoted to delivering the highest quality of service, we offer our expertise in full-cycle software development, cloud engineering, data and analytics, AI services, digital marketing orchestration, and more. Since our founding in 2008, Symphony Solutions has been serving... 

We're looking for a collaborative Senior Software Engineer to join our Revenue Engineering team. As a Senior Software Engineer, Revenue Engineering , you'll design, build, and evolve the software and integration services that connect Muck Rack's product with our...

We are looking for an experienced Manual QA Engineer to join a retail project focused on testing web applications. In this role, you will be responsible for ensuring software quality through comprehensive manual testing, designing effective test cases, performing backend...

You will be: 5+ years of experience Extensive experience in manual QA activities across different project types and domains. Experience conducting QA assessments, process audits, and identifying improvement areas Ability to design and implement test strategies...

Driving the next generation of wealth. Digital assets are redefining how wealth is created, used, and transferred. Since 2018 at Nexo, we have been building the future model of financial wealth - dynamic, accessible, and designed for a new generation of forward-thinking...

 ...to connect with millions of consumers. We power nearly a billion conversational interactions every month, providing a uniquely rich data set and safety tools to unlock the power of Conversational AI for better customer experiences. At LivePerson, we foster an inclusive... 

 ...Quality Gates: Implement AI-driven gates in our CI/CD pipeline to predict regression risks before code is even merged. Synthetic Data Strategy: Leverage Generative AI to create complex, high-integrity test data sets for diverse global payment scenarios.... 

Driving the next generation of wealth. Digital assets are redefining how wealth is created, used, and transferred. Since 2018 at Nexo, we have been building the future model of financial wealth - dynamic, accessible, and designed for a new generation of forward-thinking...

At Cision, we believe in empowering every individual to make an impact. Here, your voice is heard, your ideas are valued, and your unique perspective fuels our collective success. As part of our global team, you'll thrive in an environment that champions curiosity, collaboration...

 ...mandate is to scale connectors — growing the number, quality, and reliability of integrations available to our users — while making data-driven decisions about what to build, in what order, and how to measure success. You’ll operate inside an AI engineering squad, working... 

What You Will Own People & Teams Lead and develop four teams ( Java , JavaScript/Go , Python , PHP ) totalling ~18 engineers Build a culture of technical excellence, accountability, and continuous improvement Define hiring plans, conduct performance reviews...

 ...development — able to review and understand generated code rather than relying on it blindly. Academic background in Computer Science , Software Engineering , or a related field. Responsibilities: Build intuitive, performant frontends in React and shape...