Design, implement, and operate PostgreSQL-based database solutions as part of the central platform.
Take technical ownership of PostgreSQL schema design, performance tuning, and operational stability.
Plan and execute migrations from legacy or heterogeneous database systems to PostgreSQL.
SYSTABUILD is building a shared cloud and platform foundation for a group of leading software companies in the construction, CAD and ERP domain. They are part of the Platform Engineering Team, developing backend-focused platform services and supporting multiple product teams across the group.
Design and implement modern data architectures and lakehouse solutions.
Provide technical leadership throughout the project lifecycle and collaborate with business stakeholders.
Create effort estimations and provide technical expertise during the pre-sales phase.
Hiflylabs is a Budapest-based company that provides effective solutions to business problems. They have 250+ employees and their application development team and business intelligence experts work in various industries such as the financial, telecommunication, and energy sectors.
Design, implement, and operate NoSQL and graph database solutions.
Take technical ownership of graph data models and query patterns.
Plan and execute migrations from relational or file-based data storage.
SYSTABUILD is building a shared cloud and platform foundation for a group of leading software companies in the construction, CAD and ERP domain. They are developing backend-focused platform services and enabling multiple product teams across the group.
Contribute to the research, prototyping, and development of movement and activity algorithms.
Design, build, and deploy production-grade models and analytical pipelines that translate raw sensor data into accurate and actionable movement metrics and personalized insights.
Collaborate with Hardware, Firmware, and Engineering teams to evaluate new sensing modalities, understand sensor limitations and tradeoffs, and influence how hardware capabilities translate into reliable movement algorithms.
Oura's mission is to empower every person to own their inner potential. They provide award-winning products that help their global community gain a deeper knowledge of their readiness, activity, and sleep quality by using their Oura Ring and its connected app. They are a quickly growing company focused on helping people live healthier lives, ensuring that their team members have what they need to do their best work.
Design and implement complex data models, modeling metadata, building reports and dashboards and creating reporting tools for data science and ML products users.
Design and deploy data infrastructure needed to drive data-driven decision-making solutions
Be the company’s expert on data administration and master data management
Vanta's mission is to help businesses earn and prove trust by continuously monitoring and verifying security. They empower companies to improve and prove their security with ease. Vanta has a kind and talented team, and while some have prior security experience, many have been successful without it.
Design Scalable Data Architecture: Build modern, cloud-native data platforms (AWS, Snowflake, Databricks) supporting batch and streaming use cases.
Develop Efficient Data Pipelines & Models: Automate ETL/ELT workflows, optimise data models, and enable self-serve analytics and AI.
End-to-End Data Ownership: Manage ingestion, storage, processing, and delivery of structured and unstructured data.
Trustonic provides smartphone locking technology, enabling global access to devices and digital finance. They partner with mobile carriers, retailers, and financiers across 30+ countries, powering device financing solutions. They celebrate diversity and aim to do the right thing for each other, the community, and the planet.
Lead teams of software engineers to create market-leading solutions.
Recruit, develop, and retain high-performing engineering talent.
Collaborate with senior leaders to shape the vision and strategy.
Jobgether is a company that uses AI to help with hiring and matching candidates with jobs. They use an AI-powered matching process to ensure applications are reviewed quickly, objectively, and fairly against the role's core requirements.
Support the Service Delivery Manager of the responsible Business Unit with administration in various systems and tools
Assist in collecting, cleaning, and preparing data from various sources
Perform basic data analysis to identify patterns, trends, and anomalies
Deutsche Telekom IT Solutions, a subsidiary of the Deutsche Telekom Group, was Hungary’s most attractive employer in 2025 according to Randstad’s representative survey. The company provides a wide portfolio of IT and telecommunications services with more than 5300 employees.
Lead our AI & Data department with autonomy as a proactive tech enthusiast.
Develop, train, validate, optimize, and maintain Machine Learning models.
Extract, clean, validate large datasets, and interpret data for business opportunities.
Everfield buys, builds, and grows European vertical market and specialist software companies, providing them with the tools they need to move to the next level. Companies in the Everfield ecosystem follow a decentralised model, maintaining their team, brand, and offices, while focusing on what they do best - building products and supporting customers.
Design and build robust, highly scalable data pipelines and lakehouse infrastructure with PySpark, Databricks, and Airflow on AWS.
Improve the data platform development experience for Engineering, Data Science, and Product by creating intuitive abstractions, self‑service tooling, and clear documentation.
Own and maintain core data pipelines and models that power internal dashboards, ML models, and customer-facing products.
Parafin aims to grow small businesses by providing them with the financial tools they need through the platforms they already sell on. They are a Series C company backed by prominent venture capitalists, with a tight-knit team of innovators from companies like Stripe, Square, and Coinbase.