AWS Data Engineer with Talend

Join an international data transformation initiative for a global organization modernizing its data platform and analytics capabilities in the cloud. The project focuses on building scalable, cloud-native data products and robust ingestion pipelines that enable reliable, business-critical data processing across multiple systems.

You will be part of a highly skilled engineering team responsible for designing and developing modern data solutions leveraging AWS, Snowflake, and Talend. This role combines hands-on engineering with technical leadership, offering the opportunity to shape architecture decisions, mentor team members, and contribute to data platform evolution.

Work Mode: Hybrid (Warsaw) / Remote

Job Responsibilities

• Design and develop cloud-native data pipelines using AWS services including Lambda, S3, Step Functions, DynamoDB, and SNS,

• Build and maintain Change Data Capture (CDC) solutions ensuring sequential processing, idempotency, and data consistency,

• Develop scalable data ingestion and transformation workflows using Talend,

• Design and optimize analytical data models within Snowflake,

• Create robust solutions for incremental loading, error handling, monitoring, and alerting,

• Develop and optimize complex SQL-based transformations and database logic,

• Work with Aurora PostgreSQL, including schema design, query optimization, and performance tuning,

• Define and maintain infrastructure using AWS CDK and CloudFormation,

• Support CI/CD processes and engineering best practices within GitLab environments,

• Troubleshoot data platform issues related to connectivity, networking, and operational reliability,

• Participate in architecture discussions, code reviews, and technical documentation activities,

• Collaborate closely with product owners, data engineers, architects, and business stakeholders in an Agile environment.

Expectations

• At least 5 years of experience in Data Engineering or related roles,

• Strong hands-on experience with AWS serverless technologies (Lambda, S3, Step Functions, DynamoDB, SNS),

• Proven expertise in Talend and large-scale ETL/ELT development,

• Strong understanding of Change Data Capture (CDC) patterns and incremental data processing,

• Experience working with Aurora PostgreSQL or other PostgreSQL-based solutions,

• Practical knowledge of Snowflake Data Warehouse architecture and optimization techniques,

• Advanced proficiency in SQL and Python,

• Experience with Infrastructure as Code using AWS CDK and/or CloudFormation,

• Knowledge of GitLab CI/CD processes and software engineering best practices,

• Understanding of monitoring and observability tools including CloudWatch,

• Experience with technical documentation, solution design, and code reviews,

• Ability to work independently while effectively collaborating within distributed teams,

• Strong communication skills and a proactive approach to problem-solving,

• Fluent English (minimum B2/C1 level).

Nice to Have

• Experience building Data Products in modern data platforms,

• Previous experience in financial services, banking, or large-scale enterprise environments,

• Mentoring or technical leadership experience,

• Experience with data governance and data quality initiatives.

We Offer

• Ongoing support from a dedicated agent, taking care of your project continuity, client contact, necessary formalities, work comfort and development,

• Consultant Development Program – advice on growth planning based on the latest trends and market needs in IT, including consultations with agents and growth mentors,

• Access to 7N Learning & Development – a development and educational platform with webinars, a library of articles and industry reports, and regular invitations to one-time and recurring development events – technical, business, and lifestyle,

• Spectacular integration events, both for you (e.g., annual Kick-Off trip, Christmas parties, or Summer Olympics sports events) and for your loved ones,

• Professional development through participation in internal initiatives and 7N Services,

• Relationships and access to the knowledge of the most experienced IT experts in the market,

• A complete benefits package, including funding for medical care, life insurance, sports cards for you and your loved ones, as well as discounts in stores in Poland and abroad.