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Senior
Тіркеу: 15.07.2026

Kobayashi Issa

Мамандық: Senior AI Engineer | Agentic AI Engineer | Senior Full Stack Developer
Data Engineer and Analytics Engineer with 10+ years of experience designing, building, and maintaining production-grade data pipelines, ETL/ELT workflows, and cloud-based analytics platforms. Strong expertise in SQL, Python, and modern data stack tooling, with a proven track record of delivering scalable, reliable, and cost-efficient data systems. Experienced in building end-to-end data workflows — from ingestion and transformation to warehousing, modeling, and analytics delivery. Skilled in optimizing query performance, ensuring data quality, and collaborating with cross-functional analytics, engineering, and business teams to translate raw data into actionable insights. Comfortable working independently in fully remote, fast-paced environments.
Data Engineer and Analytics Engineer with 10+ years of experience designing, building, and maintaining production-grade data pipelines, ETL/ELT workflows, and cloud-based analytics platforms. Strong expertise in SQL, Python, and modern data stack tooling, with a proven track record of delivering scalable, reliable, and cost-efficient data systems. Experienced in building end-to-end data workflows — from ingestion and transformation to warehousing, modeling, and analytics delivery. Skilled in optimizing query performance, ensuring data quality, and collaborating with cross-functional analytics, engineering, and business teams to translate raw data into actionable insights. Comfortable working independently in fully remote, fast-paced environments.

Портфолио

Cloud Data Platform & Analytics Warehouse

Built production ETL/ELT pipelines using Python, Airflow, and Docker to orchestrate ingestion, transformation, and delivery of terabyte-scale data. •Developed SQL-based data models and dbt-style transformations to power analytics dashboards and downstream reporting used by enterprise and municipal stakeholders. •Optimized warehouse performance through partitioning, clustering, and query tuning, reducing analytical query latency significantly for large datasets. •Built automated data quality frameworks — schema validation, freshness checks, anomaly detection — ensuring high trust in downstream reporting. •Designed orchestration workflows supporting automated ingestion, transformation, QA, and deployment across multiple operational environments. •Collaborated with domain experts to define data validation rules and metric definitions used across analytics deliverables.

Enterprise Analytics Data Pipeline

Designed distributed processing workflows leveraging Python, Spark, and cloud infrastructure to support millions of records daily. •Implemented automated preprocessing, feature engineering, and data enrichment workflows to support downstream analytics and modeling.•Developed SQL data models for reporting and business intelligence, including aggregation layers and business metric definitions. •Built data validation and quality assurance frameworks using precision, freshness, completeness, and accuracy metrics. •Built cloud-native data infrastructure on AWS and Azure for large-scale processing, monitoring, and orchestration. •Designed end-to-end analytics workflows covering ingestion, EDA, feature engineering, experiment tracking, and dashboard delivery. •Produced technical documentation, runbooks, and onboarding guides to support smooth handoff to analytics and engineering teams.

Enterprise Data Integration Platform

Built data ingestion services supporting large-scale production workloads. •Developed data processing pipelines for analytics, reporting, and predictive modeling use cases. •Implemented automated deployment, monitoring, and alerting workflows for production data pipelines.

Дағдылар

Python
JavaScript
TypeScript
Docker
GitHub Actions
Terraform

Тәжірибе

Senior Data Engineer
04.2022 - 12.2025 |Kizuna Tech Solutions KK
Data Engineering
Built scalable data ingestion and transformation workflows using Python, SQL, and orchestration tools to support downstream analytics and dashboards. •Developed and optimized SQL data models in cloud warehouses (Snowflake, BigQuery) powering executive dashboards and self-serve BI for business users. •Led development of containerized data services using Docker, enabling reproducible deployments across dev, staging, and production environments. •Implemented automated data validation and monitoring frameworks, reducing pipeline incidents and improving data quality across critical business datasets. •Designed data warehousing solutions on AWS and Azure, applying dimensional modeling and best practices for cost efficiency and query performance. •Collaborated with analytics, product, and business stakeholders to translate reporting requirements into scalable data models and pipelines. •Optimized SQL queries and warehouse storage, reducing monthly cloud spend by ~35% and improving report load times by 60%
Data Engineer / Full Stack Engineer
06.2019 - 03.2022 |Shiro Systems Inc
Full Stack Development
Developed REST and GraphQL APIs to expose transformed data to downstream analytics tools and business applications. •Implemented cloud-based data infrastructure on AWS and Azure, including automated deployment and monitoring pipelines. •Designed backend services for processing large structured and semi-structured datasets, supporting predictive analytics use cases. •Contributed to data pipeline development, dashboard integration, and observability systems used across engineering and analytics teams. •Partnered with business stakeholders to translate reporting needs into robust SQL data models and analytics deliverables.
Software / Data Engineer
04.2017 - 06.2019 |Mirai Digital Lab
Backend Development
Built ETL workflows to move data between operational databases, APIs, and analytical stores. •Processed large structured and unstructured datasets for downstream reporting and machine learning use cases. •Developed and maintained APIs and third-party data integrations for enrichment and reporting. •Automated deployment, testing, and monitoring processes for data workflows.

Білім

Computer Science (Бакалавр)
2013 - 2017
Computer Science

тілдері

АнглийскийЕркінКитайскийорташаЯпонскийжергілікті