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Build and maintain collection KPI reports and dashboards in Looker Studio, automate data exports with Python, and analyze delinquency trends to optimize recovery strategies.
DevOps engineer for fintech or retail projects, setting up and maintaining Kubernetes, Docker, monitoring stacks, and cloud services.
Build and maintain data pipelines (StarRocks, Hudi, Trino, Spark) and support in-product analytics for HackerRank’s AI-native data layer.
Leads DevOps engineering for high-load payment systems, building CI/CD pipelines, Kubernetes clusters, and monitoring with Prometheus/Grafana to ensure secure, scalable infrastructure.
Builds and maintains core data platforms and pipelines for a real-estate platform, using Python, SQL, and big-data tools like PostgreSQL, ClickHouse, and Kafka.
Build and optimize ETL pipelines and SQL queries for Ozon’s data warehouse, working with ClickHouse, Vertica, and Python to analyze billions of rows and improve business decisions.
Build and maintain Python-based test automation for distributed security products, using Kubernetes, Docker, and cloud platforms to ensure reliability across Linux and Windows environments.
Builds and maintains data marts for risk-management systems using SQL, ETL, and big-data tools like ClickHouse and Spark.
Build the full-stack Hilbert AI Portal: React dashboards, Node.js backends, and ClickHouse analytics that power Fortune 500 AI agents with sub-second responsiveness and enterprise-grade security.
Build and optimize TikTok’s real-time, large-scale distributed infrastructure for live streaming, including streaming processing, OLAP storage (ClickHouse/Doris), and data platforms for 1B+ users.
Build and maintain scalable real-time data pipelines, optimize ClickHouse for fast analytics, and implement data contracts for a multi-tenant platform.
Designs, builds, and optimizes batch and streaming data pipelines using Python, Spark, and ClickHouse, and operates Airflow workflows for scheduling and monitoring.
Builds Python services and scalable data pipelines, collaborates with data scientists on ML/AI systems, and optimizes LLM workloads on GCP.
Designs and audits full-stack workflows for energy-monitoring software, integrating Java, Angular, Spring, and Kafka while validating AI-generated code.
Analyzes user behavior, runs A/B tests, and builds dashboards in Superset to track product and ad-campaign metrics using SQL, Python, and BI tools.
Build and own Viktor’s data warehouse, ETL pipelines, and BI dashboards in ClickHouse, Python, and Hex to power growth, pricing, and unit-economics decisions for this AI teammate product.
QA engineer designs and runs API, E2E, and performance tests for high-load microservices in online entertainment products, using Java/Go/TypeScript, Kafka, SQL, and CI/CD.
Monitor and troubleshoot Visa’s real-time payment authorization systems (TPF and OVN) in a 24/7 global datacenter environment, escalating issues to resolve outages and maintain service levels.
Build and maintain scalable backend systems for TikTok’s Trust and Safety platform to detect harmful content and abusive behavior using data pipelines and real-time processing tools.
DevOps engineer maintains and scales the infrastructure for a high-traffic AI/ML API service, automating CI/CD, container orchestration, monitoring, and incident response 24/7.
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