freelance data science engineer python sql

About the jobAt Cypher Games, we are building games played by millions around the world, and data is at the core of how we improve every player experience.As our Lead Data Engineer, you will own and shape our data platform, defining the architecture, technical direction, and best practices that enable fast, reliable, and scalable decision-making across the...

We are looking for a skilled Senior Data Engineer with solid Terraform knowledge to architect, develop, and support scalable data solutions on Google Cloud Platform. In this position, you will spearhead the creation of reliable data pipelines while championing best practices in infrastructure automation and DevOps workflows. Responsibilities Architect and...

We are seeking an experienced Lead Data Engineer with strong Terraform expertise to design, build and maintain scalable data solutions on Google Cloud Platform. In this role, you will lead the development of robust data pipelines while driving best practices across infrastructure automation and DevOps processes. Responsibilities Design and build scalable...

Yapı Kredi Technology seeks a data governance software engineer to develop and maintain solutions for metadata, data quality, and lifecycle management. You will build data-marts with quality focus and ensure architectural integrity across governance, infrastructure and development teams.The role requires hands-on experience with BI tools, data integration,...

Founded in 2018, Marti is Türkiye’s leading mobility app, offering multiple transportation services to its riders. Marti operates a ride-hailing service that matches riders with car, motorcycle, and taxi drivers, and operates a large fleet of rental e-mopeds, e-bikes, and e-scooters. All of Marti’s offerings are serviced by proprietary software systems...

We are looking for a “Senior Data Scientist / AI Engineer” who will be able to work with an enthusiasm for implementing pioneering steps on the subject of development solutions to join our Professional Services team. We believe that highly competitive solutions can only be developed by motivated and enthusiastic teams. That’s why our team members have...

Cypher Games is seeking a Data Engineer to design, build, and scale a data platform powering analytics for games and live events. You will own end-to-end data pipelines, ingestions from game services and third parties, and data models for product analytics.You will collaborate with product managers, analytics teams, and engineers to ensure data quality and...

Job Title Python(Machine learning) Quality Assurance Lead Job Type Contract Location Remote About This Role In this hourly, remote contractor role, you will work as a Python(Machine learning) Quality Assurance Lead to oversee quality, consistency, and trainer performance across Python machine learning AI training projects. You will review AI-generated Python...

Vispera, a leader in image recognition and data analytics for retail, seeks an API integration engineer to build and maintain connections between Vispera and client systems. You will deploy integrations, monitor processes, and diagnose issues to ensure seamless data flow.The role requires strong Python skills, REST API expertise, SQL, and experience with Git...

Overview Who We Are Because health is personal. That's why Personify Health created the first and only personalized health platform—bringing health plan administration, holistic wellbeing solutions, and comprehensive care navigation together in one place. We serve employers, health plans, and health systems with data-driven solutions that reduce costs...

İstanbul Varlık Yönetimi, ÜNLÜ & Co bünyesinde veri süreçlerinin geliştirilmesi, otomasyonu, analitik çözümler ve yapay zeka uygulamalarının hayata geçirilmesinde aktif rol alacak Data Engineer (Veri Mühendisi) arıyor.Görevler arasında tahsilat süreçlerine yönelik modeller geliştirmek, Python ve SQL ile veri işleme ve otomasyon...

At Avenga, we believe that human creativity empowers technology that matters. Operating globally, our 6000+ specialists provide a full spectrum of services, including business and tech advisory, enterprise solutions, CX, UX and Ul design, managed services, product development, and software development. This is the job We're looking for a Lead Backend & Data...

We are seeking a highly motivated Senior Data Software Engineer to design, build, and maintain modern cloud-based data platforms while enabling the next generation of AI and Copilot solutions. The ideal candidate will have strong expertise in AWS data ecosystems, PySpark, and experience developing AI-powered solutions using large language models and...

Hilbert is a scalable, data science-first growth engine that gives B2C teams predictive clarity into user behavior, revenue drivers, and the actions that drive sustainable growth. Fully agentic by design, Hilbert shrinks months-long decision cycles to minutes.From Fortune 10 enterprises to beloved brands like FreshDirect, Blank Street, and Levain Bakery,...

AXON Networks, located in Turkey, is looking for a Data Engineer focused on enhancing access networks for global ISPs. The role requires strong technical skills in Python and SQL, alongside analytics expertise to support decision-making and troubleshooting.Ideal candidates must have a Bachelor's degree in Telecommunications or related fields, and fluency in...

About Spyke GamesWe are a leading mobile gaming company founded by gaming veterans who have built and scaled massive gaming businesses for the past decade.We want to build the next generation of mobile game franchises to be played by millions of people around the globe for years. We are bringing together the smartest, the most talented and ‘fun to work...

Mikrogrup is seeking a Senior Business Intelligence Specialist to drive BI solutions using Qlik Sense, SQL, and Python. You will design dashboards, manage ETL, and explore ML/AI opportunities to extract actionable insights.Hybrid work in Istanbul with strong documentation and collaboration required. The role demands 3+ years BI experience, a...

NewMind AI in Turkey is seeking a Senior Machine Learning Engineer to lead development and deployment of ML models and data‑driven solutions that support our clients' governance and analytics needs.You will collaborate with cross‑functional teams, perform advanced data analysis, stay up‑to‑date with ML research, and optimize models and pipelines for...

About Spyke Games We are a leading mobile gaming company founded by gaming veterans who have built and scaled massive gaming businesses for the past decade. We want to build the next generation of mobile game franchises to be played by millions of people around the globe for years. We are bringing together the smartest, the most talented and ‘fun to work...

The story of Yıldış Holding, which started with biscuit production in Istanbul in 1944, continues today with our food-snack products that we have reached 4 billion people in 5 continents with more than 300 brands and with our retail companies all over Turkey. With our 80 thousand employees, the majority of whom are located in Turkey, we aim to reach the...