Data engineer in fintech

ALTEN

United States

Remote

USD 46,000 - 62,000

Full time

35 hours ago
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Benefits offered by this job

Medicover medical care
Medicover dental care
Medicover Benefits platform
Medicover sports card
Referral programme
Pension programme
Group life insurance
Relocation between ALTEN Polska’s офис

Job summary

ALTEN Polska ищет опытного специалиста по PostgreSQL для разработки и поддержки высокопроизводительной платформы данных в финансовом секторе. Ваша работа будет сосредоточена на обработке данных в реальном времени и оптимизации запросов, а также на интеграции источников и ETL-процессов.

Требуется не менее 5 лет опыта с PostgreSQL, знание архитектуры СУБД и умение работать в Linux. Возможна удаленная работа в рамках Польши, с опцией relocate между офисами ALTEN Polska.

Qualifications

  • Опыт работы с PostgreSQL не менее 5 лет
  • Отличное знание SQL и PL/pgSQL (процедуры, функции, триггеры)
  • Опыт проектирования и моделирования данных (реляционное моделирование, нормализация и денормализация)
  • Практический опыт оптимизации производительности БД и SQL-запросов
  • Умение анализировать планы выполнения запросов и настраивать индексы
  • Знание архитектуры PostgreSQL, шардинг таблиц и индексы B-Tree, Hash, GIN, GiST, BRIN
  • Опыт работы с Materialized Views, VACUUM, ANALYZE, autovacuum и мониторингом производительности БД
  • Практические знания ETL-процессов и интеграций
  • Опыт работы с большими данными и средами Big Data
  • Знание Linux
  • Умение проектировать масштабируемые и высокодоступные платформы данных
  • Будет плюсом: Python; Kafka или RabbitMQ; Apache Airflow; Знание CI/CD; Опыт в банковском/финансовом секторе

Responsibilities

  • Проектирование, разработка и поддержка высокопроизводительной платформы данных для финансового рынка (FX)
  • Создание решений на базе PostgreSQL для обработки данных в реальном времени
  • Моделирование и проектирование структур данных
  • Оптимизация производительности баз данных и SQL-запросов
  • Создание и поддержка процедур, функций и триггеров на PL/pgSQL
  • Интеграция источников данных и ETL-процессов
  • Обработка больших объемов данных (около 40 млн сообщений в день)
  • Участие во внедрении платформы с RabbitMQ и другими технологиями потоковой передачи
  • Мониторинг производительности окружения PostgreSQL
  • Обеспечение высокой доступности, масштабируемости и устойчивости платформы данных
  • Поддержка бизнес-команд, которым нужен доступ к данным почти в реальном времени

Skills

PostgreSQL
SQL/PLpgSQL
Data modelling
Query optimization
Linux
ETL
Big Data
RabbitMQ
Kafka
Python (плюс)
CI/CD

Tools

Materialized Views
VACUUM/ANALYZE/autovacuum

Job description

Описание

ALTEN – A global leader in engineering and IT services. ALTEN Polska has been operating for 13 years, supporting its clients’ innovation, research and development, and IT systems. It has offices in Kraków, Warsaw, Wrocław, Gdańsk and Poznań. It serves key industries, including aviation, space, industrial, automotive, rail, energy, financial, telecommunications and sales.

Задачи
  • Designing, developing and maintaining a high-performance data platform for the financial market (FX)
  • Creating and developing PostgreSQL-based solutions for real-time data processing
  • Data structure modelling and design
  • Optimising database and SQL query performance
  • Creating and maintaining procedures, functions and triggers in PL/pgSQL
  • Integrating data sources and ETL processes
  • Handling and processing very large data volumes (approximately 40 million messages per day)
  • Contributing to the integration of the platform with RabbitMQ and other streaming technologies
  • Monitoring the performance of the PostgreSQL environment
  • Ensuring high availability, scalability and stability of the data platform
  • Supporting business teams that require access to data refreshed almost in real time
Требования
  • At least 5 years of experience working with PostgreSQL
  • Very good knowledge of SQL and PL/pgSQL (procedures, functions, triggers)
  • Experience in data design and modelling (relational modelling, normalisation and denormalisation)
  • Practical experience in optimising database and SQL query performance
  • Ability to analyse query execution plans and tune indexes
  • Knowledge of PostgreSQL architecture, table partitioning, and B-Tree, Hash, GIN, GiST and BRIN indexes
  • Experience working with Materialized Views, VACUUM, ANALYZE, autovacuum and database performance monitoring
  • Practical knowledge of ETL processes and integrations
  • Experience working with large data volumes and Big Data environments
  • Knowledge of Linux
  • Ability to design and maintain scalable and highly available data platforms
  • Будет плюсом: Python; Kafka or RabbitMQ; Apache Airflow; Knowledge of CI/CD; Experience in the banking or financial sector
Условия
  • We offer a full-time employment contract
  • Location – Warsaw/Wrocław/Poznań; work model – remote
  • Stable, long-term cooperation
  • A clearly defined career path at a European leader in engineering and IT consulting
  • Possibility of relocation between ALTEN Polska’s local branches
  • Possibility of joining another project within the company after the current project ends
  • Onboarding and cooperation with a dedicated Competences Manager
  • Medicover medical care
  • Medicover dental care
  • Medicover Benefits platform
  • Medicover sports card
  • Referral programme
  • A welcome package for an employee’s newborn child
  • Group life insurance
  • Pension programme
  • We also offer cooperation on a B2B or contract of mandate (UZ) basis.
  • Access to professional certifications from our technology partners (e.g. Google, ISTQB)
  • Access to industry events
  • Access to the Knowledge Sharing Program
  • Access to the referral programme
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