Praca Transaction Processing Analyst Warszawa. Znaleziono 2159 ofert pracy.

Data Engineer (maternity cover) @ Allegro

Allegro PL, 52.21519, 21.2453, warszawa, mazowieckie, Warszawa 18 dni temu

... datasets in Python, utilizing data processing tools like PySpark. Familiarity with ... cost and efficiency of data processing. Demonstrated ability to leverage AI ... and maintain data ingestion and processing pipelines for large volumes of ...

Kafka Expert (Staff/Principal)

SoftwareMill Sp. z o.o. PL, 52.21519, 21.2453, warszawa, mazowieckie, Warszawa, mazowieckie 19 dni temu

... to become a SoftwareMiller Data Processing NoticeI agree to the processing of personal data for realizing ... persons with regard to the processing of personal data and on ... if I agree to the processing of my data for future ...

Senior Software Engineer - Flume ML

Google PL, 52.21519, 21.2453, warszawa, mazowieckie, Warszawa, mazowieckie 19 dni temu

... , artificial intelligence, natural language processing, UI design and mobile; the ... sophisticated, planet-scale data processing infra product. This infrastruction solution ... capabilities of our data processing infrastructure. These optimizations are critical ...

Senior Java Developer Java Spring Boot Microservices

Upvanta sp. z o.o. PL, 52.21519, 21.2453, warszawa, mazowieckie, Warszawa 2 dni temu

... supporting trillions of dollars in transactions annually . In this role, you ... , distributed systems, and asynchronous processing. Experience across full SDLC: architecture, ... , payments, trading, or financial transaction systems. Degree in Computer Science ...

Principal Backend Engineer

PEOPLE MORE P.S.A. PL, 52.21519, 21.2453, warszawa, mazowieckie, Warszawa 2 dni temu

... knowledge, including query optimization, indexes, transactions, and working with raw SQL when needed Experience building event-driven and asynchronous systems (queues, retries, idempotency, job processing) Strong understanding of application security ...

Senior Java Developer

Xebia sp. z o.o. PL, 52.21519, 21.2453, warszawa, mazowieckie, Warszawa 2 dni temu

... and Spring Boot, working on transaction, payment, and cashier-related functionalities ... concurrency, and multi-threaded environments, processing and optimizing large volumes of ... with large-scale data processing systems, solid knowledge of technologies ...

Staff Software Engineer

VISA PL, 52.21519, 21.2453, warszawa, mazowieckie, Warszawa 2 dni temu

... -functional teams (Product Managers, Architects, Analysts, Developers, Project Managers) to deliver ... Understanding of distributed systems , including transactions and race conditions Experience with ...

Senior Cybersecurity Engineer

Visa Technology Europe sp. z o.o. PL, 52.21519, 21.2453, warszawa, mazowieckie, Warszawa, mazowieckie 2 dni temu

... of IAM engineers and analysts to improve and maintain access ... junior IAM engineers and analysts, providing technical guidance and knowledge ... leader in payments technology, facilitating transactions between consumers, merchants, financial institutions ...

Staff Lead Backend Engineer Nodejs NestJS AI-first

People More P.S.A. PL, 52.21519, 21.2453, warszawa, mazowieckie, Warszawa 2 dni temu

... and queue-based processing Ensuring security, observability, and high ... PostgreSQL: query plans, indexes, transactions, raw SQL when needed, not only ORM, Async event-driven systems: queues, retries, idempotency, job processing, Security: OAuth 2.0, RBAC ...

Senior Microsoft Dynamics NAV Support Consultant

Svitla Systems PL, 52.21519, 21.2453, warszawa, mazowieckie, Warszawa 2 dni temu

... pricing, promotions, customers, and transactions. Proven background in Microsoft Dynamics ... , promotions, customers, and transactions. Experience with LS Retail NAV ... pricing, promotions, customers, and transactions. Align vendors and integrators, including ...

Oracle Developer – Financial Markets

ING Hubs Poland PL, 52.21519, 21.2453, warszawa, mazowieckie, Warszawa 2 dni temu

... performance tuning Understanding of transaction management, locking, and optimization Experience building database-centric middleware data integration layers Python & shell scripting (5 years) for automation and data processing Experience designing data ...

Sr Cybersecurity Engineer

VISA PL, 52.21519, 21.2453, warszawa, mazowieckie, Warszawa 2 dni temu

... in payments technology, facilitating transactions between consumers, merchants, financial institutions ... workstream of IAM engineers and analysts to improve and maintain access ... junior IAM engineers and analysts, providing technical guidance and knowledge ...

Staff Software Engineer

VISA PL, 52.21519, 21.2453, warszawa, mazowieckie, Warszawa 2 dni temu

... payments technology, facilitating transactions between consumers, merchants, financial institutions ... (Product Managers, Architects, Analysts, Developers, Project Managers, etc.) to ... Knowledge of Distributed transactions and Race Conditions Knowledge of ...

Lead Data Engineer

VISA PL, 52.21519, 21.2453, warszawa, mazowieckie, Warszawa 2 dni temu

... in payments technology, facilitating transactions between consumers, merchants, financial institutions ... Batch Data ingestion and processing, incorporating Agentic AI to support ... in large-scale distributed data processing systems using Apache Spark, Kafka, ...

Go Developer

Andersen PL, 52.21519, 21.2453, warszawa, mazowieckie, Warszawa 2 dni temu

... digital platforms supporting real-time transaction processing. The customer is a global ... -load systems, real-time data processing, and cloud-based infrastructure to ...

SAP FICO

SQUARE ONE RESOURCES sp. z o.o. PL, 52.21519, 21.2453, warszawa, mazowieckie, Warszawa, mazowieckie 2 dni temu

... processes related to non-sales transactions such as cost allocations, shared ... processes for non-sales transactions Design and maintain operational transfer ... reconciliations, and eliminations of intercompany transactions Collaborate with Tax, Treasury, and ...

Blockchain Payments Integration - Backend Engineer TypeScript

gmi.software PL, 52.21519, 21.2453, warszawa, mazowieckie, Warszawa 2 dni temu

... idempotency guarantees Designing queue-based processing pipelines for multi-step financial transactions Working with identity compliance infrastructure: ... minting burning, on-chain permissions, transaction signing) Preference for integration tests ...

POS Retail Systems Engineer

Xebia sp. z o.o. PL, 52.21519, 21.2453, warszawa, mazowieckie, Warszawa 2 dni temu

... , including checkout, pricing, promotions, and transaction processing, providing L2 L3 support for ... , proven ability to support high-transaction, business-critical systems with a ...

Manual Tester – Cards & Business Processes Polish is Mandatory She He They

Capco Poland PL, 52.21519, 21.2453, warszawa, mazowieckie, Warszawa 2 dni temu

... work closely with business analysts, SMEs, developers, and programme stakeholders ... card business processes and transaction lifecycles Experience creating and executing ... Mastercard or Visa card processing flows Experience testing authorization, clearing, ...

Manual Tester – Integrations of Banking Systems Polish is Mandatory She He They

Capco Poland PL, 52.21519, 21.2453, warszawa, mazowieckie, Warszawa 2 dni temu

... applications, and end-to-end transaction flows Experience validating interfaces, APIs, ... card issuing platforms or payment processing systems Knowledge of ESB, Omnichannel, ... , XML, JSON, or batch file processing ISTQB certification or equivalent testing ...