Senior Python ETL & Data Integration Engineer

Wissen Technology; New York (NY); Hybrid; USD 180,000 - 260,000; Full time

Benefits offered by this job

Health insurance for you and family

Disability insurance

401k

Life insurance

Paid time off (3 weeks)

Immigration support

Remote work stipend

Certifications support

Cash incentives

Re-skilling opportunities

Job summary

The Wissen Technology AVP/VP role places you embedded with a financial-services client, leading data pipeline development and platform integrations. You will own production ETL end‑to‑end, applying rigorous security and compliance in a regulated environment.

You will mentor engineers, shape reusable frameworks, and advocate engineering excellence as you deliver scalable data solutions across systems and teams.

Qualifications

• 7+ years of software development with 4+ years Python in production.
• Strong Python fundamentals including async/concurrency and typing.
• Experience delivering ETL/ELT pipelines at scale (millions of records/day).
• Advanced SQL on major RDBMS and data modelling understanding.
• Experience building APIs and working with CSV/Parquet/Avro formats.

Responsibilities

• Design, build and maintain ETL/ELT pipelines in Python ingesting data from multiple sources.
• Create integrations using REST/SOAP APIs, files, and message queues.
• Orchestrate workflows with Airflow, Prefect or similar tools; schedule jobs.
• Write performant SQL and optimize data models across stores.
• Implement data quality checks, logging, monitoring and production support.
• Apply security controls, encryption, and audit trails; participate in CI/CD.
• Translate client requirements into technical designs and estimates; mentor juniors.

Skills

Python development

ETL/ELT pipelines

SQL proficiency

API integration

CI/CD & testing

Education

Bachelor's degree in CS/Engineering

Tools

Airflow

Prefect

Control‑M / Autosys

Git & CI/CD tools

Pandas / PySpark / Polars

Job description

The Wissen Technology AVP/VP role places you embedded with a financial-services client, leading data pipeline development and platform integrations. You will own production ETL end‑to‑end, applying rigorous security and compliance in a regulated environment.

You will mentor engineers, shape reusable frameworks, and advocate engineering excellence as you deliver scalable data solutions across systems and teams.