Fiserv · 4 hours ago
Data Engineer
Ireland, WV
Full-time
Onsite
Mid LevelFiserv is a global leader in Fintech and payments, connecting financial institutions, corporations, merchants, and consumers. The Data Engineer will design, build, and operate large-scale data migration and integration solutions, working within agile teams to support production data intelligence solutions on Snowflake Cloud Data Warehouse.
Financial ServicesFinTechInformation ServicesInformation Technology
Responsibilities
Design, develop and maintain ETL/ELT pipelines for batch and real‑time workloads using Java, Scala or Python Spark jobs for transformation and aggregation
Build and optimise SQL queries and data models in Snowflake; implement Snowpipe and Snow SQL‑based transformations
Implement Snowflake external tables, staging strategies, tasks, clustering and performance tuning; apply Time Travel and zero‑copy cloning where appropriate
Develop low‑latency streaming integrations from Kafka and other event sources into the data warehouse
Create production‑grade data integrations and data pipelines of medium to high complexity (real‑time and batch)
Design and deliver machine learning data pipelines and feature engineering workflows
Deploy data pipelines, infrastructure and artefacts as code; incorporate CI/CD and test‑driven practices
Troubleshoot and provide production support for data load, transformation and translation issues
Write unit tests for transformations and aggregations and participate in peer code reviews
Translate BI and reporting requirements into database and reporting designs
Estimate work, communicate technical status to stakeholders and help establish coding and data governance standards
Champion non‑functional requirements including availability, scalability, operability and maintainability
Qualification
Required
A degree in Computer Science, Engineering or a related discipline (BSc/BTech/B.E. or equivalent)
Proven experience in enterprise big data environments
Strong hands‑on experience with Snowflake, including Snowpipe, external tables, tasks, Time Travel, zero‑copy cloning and performance tuning
Deep knowledge of Spark and Kafka for batch and streaming processing
Extensive SQL expertise and experience writing complex queries for analytics workloads
Practical experience with cloud platforms and services (AWS preferred)
Experience with data platforms such as Hadoop, Hive, Redshift or Snowflake
Familiarity with DevOps practices and platforms (for example GitLab), containerisation (Docker, Kubernetes) and orchestration tools (Airflow)
Solid Linux/OS knowledge and scripting experience
Demonstrable production deployment and operational experience for data technologies and platforms
Strong communication, collaboration and stakeholder engagement skills; ability to work effectively in cross‑functional agile teams
Preferred
Hands‑on Snowflake migration experience
Experience with Oracle RDBMS
Exposure to ETL tools such as StreamSets or dbt
Company
Fiserv
Fiserv is a provider of technology solutions to the financial services industry.
Founded in 1984
10001+ employees
H1B Sponsorship
Fiserv has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2020 (1)
Funding
Current Stage
Public CompanyTotal Funding
$2.48BKey Investors
BlackBird Financial LP
2026-01-06Post Ipo Equity
2025-04-29Post Ipo Debt· $2.48B
1986-10-03IPO
Leadership Team
Michael Lyons
President and CEO-Elect, Fiserv
Robert Hau
EVP, CFO
Recent News
Yahoo Finance
2026-01-16
Company data provided by crunchbase