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- .... Design and maintain APIs, background jobs, integrations, and bounded service functionality, and work with data models, migrations, indexes, and query behavior. Test and Review: Add and improve automated coverage — unit, integration, contract, and end-to-end where appropriate...
- ...headers and CDN purges. - Build and run scheduled jobs and queue consumers (NATS) for game data sync, leaderboards, Meilisearch indexing, sitemaps, Stripe webhooks, payouts and data-deletion requests. - Integrate third-party APIs (Stripe, Discord, Blizzard, IGDB, Steam...
- ...and settlement flows end to end Design schema, constraints, and indexes for new features, using exact numeric types and audit trails so... ...queries from production metrics, and fix the cause in the query, the index, or the access pattern Monitor systems, respond to alerts, and...
- ...production PostgreSQL reliability: HA design, Patroni, PgBouncer, replication, failover, upgrades, vacuum/bloat control, query tuning, locks, indexes, capacity, backups, PITR, and restore validation. Improve disaster recovery and operational evidence: tested restores, documented...
1950 €
...policies. Processing data for new orders and order modifications. Create billing invoices and credit notes. Preparing & sending indexation renewal letters to customers. Requesting guarantees for the placed orders. Completing commercial correspondence and supporting...- ...full-stack experience with .NET (6+/9) , ASP.NET Core, and C# ~ Strong EF Core and SQL (Azure SQL / MSSQL) skills (query tuning, indexing, transactions, stored procedures) ~ Hands-on Azure experience – App Service, Azure SQL, Storage Account, Key Vault, Service Bus /...
Mindbox Sp. z o.o.
PoľskoPred 13 dňami - ...relational, semi-structured, and unstructured data into scalable graph schemas., Write high-performance Cypher queries and optimize graph indexing, traversal speeds, and memory usage., Integrate knowledge graphs with downstream AI/ML workflows and agentic systems (GraphRAG,...Vzdialená práca
Virtusa
Na daljavoPred 1 dňami 4000 - 4200 €
...MongoDB Atlas and self-managed deployments (replica sets, upgrades, indexing, query tuning). •3+ years administering Microsoft SQL Server in... ...availability (Always On AGs or equivalent), maintenance plans, index and statistics maintenance., •Diagnose performance using...Vzdialená prácaMatrix Global Services
Na daljavoPred 3 dňami- ...sets, and query routing (mongos)., Deep performance tuning and capacity planning: identifying bottlenecks, optimizing slow queries, indexing strategies, engine configuration, and OS-level storage I/O parameters., Designing, maintaining, and automating end-to-end backup and...Vzdialená práca
XTB
Na daljavoPred 10 dňami - ...relational database skills – PostgreSQL preferred: data modelling, writing and reading non-trivial SQL, understanding query plans and indexes, safe schema migrations on live data. ~ Practical frontend experience with React and a state-management library (MobX, Redux or...
Egala by Boekestijn
PoľskoPred 10 dňami - ...Looker Studio, etc.) SQL skills to effectively manipulate data, cleanse data and perform complex data analysis tasks. Knowledge of indexes, views, window functions, etc. Strong knowledge of Python and Pandas Experience with Python visualisation libraries (matplotlib...
Innowise
Poľsko27 dní pred - ...communication skills Willingness and ability to travel Knowledge of SAP procurement data is a plus Exposure to commodity or market-index data is a plus About the Role We are looking for an experienced Data / Solution Architect to lead the design of a migration from a...Vzdialená práca
SoftServe
Na daljavoPred 8 dňami - ...features. Knowledge of database management, including key principles of T-SQL, data queuing, designing relationships, view models, indexes, and understanding the fundamentals of complex selection queries such as joins and sub-selects. Solid understanding of BPMN...Vzdialená práca
Creatio
Na daljavoPred 2 dňami - ...knowledge graphs, including ontology and entity/relationship modelling – Practical experience designing NoSQL data models (partitioning, indexing, consistency trade-offs) – Strong Python skills (or equivalent) for orchestration, transformation and testing – Experience...
Verita HR
PoľskoPred 10 dňami - ...programming and database management skills Experience with ETL processes and data modeling Knowledge of performance tuning, indexing, and query optimization Good command of English Nice to Have Experience with cloud-based databases (AWS RDS, Google BigQuery...Vzdialená práca
Link Group
Na daljavo28 dní pred - ...tools such as Terraform, Ansible, or cloud-native services. , Collaborate with development and DevOps teams to optimize schema design, indexing strategies, and query performance. , Monitor database health and performance, proactively identifying and resolving issues to meet...
Infor Polska
Poľsko22 dní pred - ...Deep, production-hardened MSSQL expertise - performance tuning, indexing strategy, backup/DR, security, and troubleshooting under real load... ...on database-heavy systems where a slow query or a bad index has real client consequences, Own migrations and upgrades - version...
Meniga
Poľsko24 dní pred - ...commercial full-stack experience with C# / .NET (.NET 6+/9) and ASP.NET Core. • Strong EF Core and MSSQL / Azure SQL skills (query tuning, indexing, transactions, stored procedures). • Hands-on Azure experience (App Service, Azure SQL, Storage, Key Vault, Functions / Service Bus...
Verita HR
Poľsko26 dní pred - ...korporacyjne źródła wiedzy., Budowanie pipeline'ów do przetwarzania dokumentów, obejmujących ingestion, parsing, chunking, embedding, indexing, retrieval, re-ranking i generowanie odpowiedzi., Integracja modeli LLM z bazami wektorowymi, usługami wyszukiwania, API oraz...
Upvanta
PoľskoPred 8 dňami - ...assisted authoring for content editors Integrating with Squidex (or a similar headless CMS) and building ingestion pipelines that keep indexes in sync with published content, versioning and workflow states, Designing and running AI workloads on Azure, together with...
Spyrosoft
PoľskoPred 11 dňami 6500 €
...idempotency, async patterns, and similar. Strong debugging, optimization, and performance-tuning skills – including query profiling, index design, and database performance tuning beyond ORM usage. Experience operating and optimizing systems under high load – you know...Vzdialená prácaCast AI
Na daljavo26 dní pred- ...systems, or lending protocols. Experience with smart contract development and deployment using Solidity. Familiarity with blockchain indexing solutions, subgraphs, or custom event-processing pipelines. Experience with Layer 2 networks, cross-chain integrations, and...Vzdialená práca
EtherwaveLabs
Na daljavoPred 3 dňami 6500 €
...programming skills in a comparable language. ~ Strong debugging, optimization, and performance-tuning skills – including query profiling, index design, and database performance tuning beyond ORM usage. ~ Hands-on experience with cloud platforms (AWS, GCP, or Azure) and...Vzdialená prácaCast ai
Na daljavo26 dní pred- ...experience designing REST APIs, data models and schema evolution Solid SQL and relational database design skills (keys, constraints, indexing, transactions) Familiarity with NoSQL and graph databases (LPG/RDF) Understanding of versioning, idempotent processing, data...
Verita HR
PoľskoPred 10 dňami
