Sql database jobs in Poland

 ...understanding of web development and modern API design (e.g., FastAPI , Flask ), async API design ~ Good experience with SQL ( PostgreSQL ) and NoSQL databases (e.g., MongoDB , Redis ) ~ Understanding of Machine Learning basics (e.g., inference pipelines, embeddings,... 

 ...engineering leadership ~ Practical experience designing data solutions across relational databases, distributed caching, replication, and enterprise search engines (e.g., PostgreSQL , MS SQL, Redis, Elasticsearch) ~ Experience architecting on major cloud platforms (e.g.,... 

Facets Developer – C# and SQL for agile development for a Facets implementation role. This Developer position will participate in a...  ...applications in a development environment. Generally responsible for database design and system testing. ROLE & RESPONSIBILITIES • Strong... 

 ...similar roles Banking or financial services industry experience Strong SQL skills Data analysis capabilities Understanding of data warehousing and reporting Knowledge of database structures Experience with MS Office Experience with JIRA ,... 

 ...rigorous A/B testing cycles smoothly, and writes elite, optimized SQL queries confidently. Key Responsibilities Product Squad...  ...procedures, and custom data warehouse views natively utilizing SQL database models. Impactful Visual Dashboard Architecture: Construct,... 

 ...Proficiency Front-end: React, Next.js/Remix, Tailwind CSS, TypeScript. Backend: Node.js, Express.js, serverless functions. Database: PostgreSQL, MongoDB, or Shopify-native metafields & customer objects. Experience designing GraphQL schemas and working with... 

 ...appropriate for high-stakes educational environments. Relational and Cloud Storage Modeling: Structure, write, and optimize secure database schemas and analytical nodes using PostgreSQL and BigQuery ecosystems. Containerized Service Deployment: Package, build, and... 

 ...architectures, cluster managers, and container runtimes (Docker, Podman, Kubernetes). Prior experience interacting with relational database models, with a specific focus on PostgreSQL engine tuning. What We Offer Vetted, Global Scale Infrastructure Compensation... 

 ...backend developers with an uncompromised remote canvas to leverage modern containerized tech stacks, manipulate complex relational databases, and build scalable greenfield applications safely across Europe. Position Overview We are seeking a highly analytical,... 

 ...quality, testing, observability, and operational excellence What We’re Looking For Core Engineering Strength Strong Python and SQL Deep experience with Spark and modern data platforms (Databricks / Snowflake) Solid grasp of cloud data services (AWS or GCP)... 

 ...consistent, and dependable over time Tech Stack Next.js Python NodeJs Pytorch OpenAI / Anthropic / open-source LLMs SQL & noSQL Kubernetes Docker How We Work The best products today in the world were built by small, world class teams. We are... 

 ...are detected early, monitored effectively, and resolved with clear root-cause analysis. Tech Stack Swift SPM SwiftUI SQL / noSQL TensorFlow Lite (on-device inference) How We Work The best products today in the world were built by small, world class... 

 ...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... 

 ...design and operation of modern data pipelines and platforms with a focus on ClickHouse or other relevant tool, Apache Airflow, ETL/ELT, SQL, Python, and cloud infrastructure . Working closely with cross-functional stakeholders, the Head of Data Engineering will ensure... 

 ...inform product decisions and evaluate feature success ~ Familiarity with analytics platforms such as Looker, Tableau, Quantum Metric, SQL , or similar tools ~ Good technical understanding of configurable platforms, CMS-driven systems, reward engines, data events, and... 

 ...plus. Prior experience with migrating from another tool to Looker is highly advantageous. The Modern Data Stack : Proficiency in SQL (advanced window functions, optimisation) and experience with cloud data warehouses (e.g., Snowflake , BigQuery ) as well as at... 

 ...designing and reviewing dbt models and data pipelines hosted on Google Cloud BigQuery . Core Development Skills: Expert-level SQL skills and strong Python scripting capabilities for pipeline orchestration (e.g., using Airflow or Cloud Composer). Agile &... 

 ...evaluation methodologies (Human-in-the-loop, red teaming). ~ Advanced proficiency in Excel/Google Sheets and the ability to write SQL queries to analyze performance data. ~ Proven track record of using Agile, Scrum, or Kanban methodologies to manage complex workflows... 

 ...Node.js, Next.js, and React . ~ Experience with AWS Serverless , distributed computing, and big data architectures. ~ Strong SQL skills (Postgres/RDBMS) and experience with dynamic front-end rendering (progressive loading, zooming). ~ Experience with modern AI... 

 ...assigned (clinical or business) environment Ability to support large scale clinical and ancillary systems Familiar with current database and operating systems as required for assigned applications Technical skills to support multiple applications Intermediate... 

 ...daily tasks will involve: Recruit, train and certify a sufficient and adequate number of active Evaluators from our internal database for specific proojects (by emails/phone calls) Manage the timely assignment and execution of the missions as per company... 

 ...crypto, finance, or trading - especially in Poland Strong analytical skills, with hands-on experience using data/BI tools (e.g. Excel, SQL, Tableau/Looker or similar) to driving decisions Solid understanding of affiliate marketing operations: tracking, attribution,... 

The Collections team, as part of the Repayments area, is on a mission to build a robust platform that will maximize the recovery of delinquent users by sending the right message to the right people at the right time, while monitoring and detecting problems and ensuring...

 ...our customers. Requirements ~5+ years of Spark , Python , Java , C++ , or Scala development experience ~5+ years of SQL experience ~5+ years of experience with schema design, dimensional data modeling, and medallion architectures ~ Experience with... 

 ...audiences experience collaborating closely with backend engineering teams good understanding of backend technologies, APIs, databases, and system architecture experience with product planning, prioritization, and project management methodologies fluent Polish... 

 ...scalability from the beginning. Requirements: Strong backend engineering experience. Experience building production systems, APIs, databases, event pipelines, or telemetry platforms. Strong programming ability in TypeScript, Python, Go, Java, Kotlin, Rust, or similar.... 

 ...years of experience as a backend or platform engineer working on distributed systems or data platforms ~ Deep understanding of database and/or knowledge graph representation technologies and standards ~ Proficiency in Java, C++, or other systems languages. Ability... 

 ...microservices, run comprehensive code reviews, manage automated compilation workflows, and isolate execution bugs across distributed database engines. This position demands a self-directed backend programmer who possesses excellent debugging habits, respects continuous... 

Affirm is reinventing credit to make it more honest and friendly, giving consumers the flexibility to buy now and pay later without any hidden fees or compounding interest. The Repayment Scheduling engineering team is growing rapidly, and we're looking for a Senior ...

 ...maintain performant, low-latency backend data streaming tracks, integrating multiple external APIs (including Amadeus, Sabre, internal databases, and third-party travel hubs) to drive real-time decision-making natively leveraging Python Scripting . Autonomous Agent...