Arlington Heights, IL

Developer Jobs in Arlington Heights, IL

2 jobs found

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20d ago

Senior Data Engineer

Deloitte Arlington Heights, IL

Arlington Heights, IL

20d ago

$95k - $150k/yr Full time Senior Azure Data Factory Azure Databricks

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Job Description

Join Deloitte as a Senior Data Engineer onsite in Arlington Heights, IL. This role offers a competitive annual compensation of USD 95,000 - 150,000 and the opportunity to design, develop, and optimize ETL and ELT pipelines on Azure Databricks. You will collaborate with client and engagement teams and help set data engineering standards within Deloitte's Project Delivery Model. The position spans development, testing, and production environments using Unity Catalog, with opportunities to mentor peers and influence data architecture across engagements. A Bachelor's degree is required.

Responsibilities

Maintain regular communication with Engagement Managers and project teams, coordinating with functional and technical stakeholders and escalating issues when needed.
Design, build, and optimize ETL/ELT pipelines with Azure Data Factory and Databricks.
Develop and tune PySpark and Spark SQL notebooks for large‑scale transformations.
Architect end-to-end data solutions across development, UAT, and production environments using Unity Catalog.
Lead design discussions with client architects and counterparts.
Collaborate across teams to establish data contracts and schema agreements.
Lead the design and optimization of high‑volume data pipelines.
Define and enforce data engineering standards, including naming conventions, partitioning, cluster configurations, and Spark tuning.
Drive performance optimization through AQE tuning, liquid clustering, broadcast joins, and shuffle partition management.
Design Databricks cluster policies, autoscaling configurations, and cost optimization approaches.
Perform root cause analyses on production incidents and implement lasting fixes.
Mentor junior and mid‑level engineers via code reviews and pair programming.
Evaluate new technologies and advise on adoption, including DABs, DLT, Auto Loader, Serverless Compute, and Event Hubs.

Requirements

Python, PySpark, Spark SQL, SQL Server
Azure (ADF, ADLS Gen2, Key Vault, Azure Monitor)
Databricks (Delta Lake, Unity Catalog, Workflows)
Apache Airflow
Git / Azure DevOps
Deep Spark internals (DAG optimization, spill analysis, skew handling)
Delta Lake advanced features (time travel, deletion vectors, predictive I/O)
Unity Catalog governance (row/column security, external locations, system tables)
IaC - Terraform, Azure ARM templates
Bachelor's degree, preferably in Computer Science, Information Technology, Computer Engineering, or related IT discipline; or equivalent experience
Limited immigration sponsorship may be available
Ability to travel 10%, on average, based on the work you do and the clients and industries you serve

Technologies

Python
PySpark
Spark SQL
SQL Server
Azure Data Factory
ADF
ADLS Gen2
Key Vault
Azure Monitor
Databricks
Delta Lake
Unity Catalog
Workflows
Apache Airflow
Git
Azure DevOps
Terraform
Azure ARM templates
Auto Loader
Serverless Compute
DABs
DLT
Event Hubs

Accommodation

Information for applicants with a need for accommodation: Join Deloitte assistance for disabled applicants.

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3mo ago

Android Developer - AI Trainer

DataAnnotation Arlington Heights, IL 🇺🇸 Remote

Arlington Heights, IL

3mo ago Closed

$40 - $60/hr Full time Python AI Android

This position is no longer accepting applications (closed May 17, 2026).

Job Description

DataAnnotation is seeking an Android Developer - AI Trainer who can work remotely to contribute to AI system training. The role offers a flexible schedule and compensation in the range of USD 40 to 60 per hour. The position focuses on designing and solving coding problems for AI training, delivering clear code with explanations, and evaluating AI-generated code for quality and performance.

Responsibilities

Design and solve a diverse set of coding problems used to train AI systems.
Produce clear, high-quality code snippets along with detailed explanations.
Evaluate AI-generated code for accuracy, efficiency, and readability.
Provide feedback that informs the next generation of AI models.

Requirements

Fluency in English at a native or bilingual level.
Proficiency in at least one language or framework from this list: JavaScript, TypeScript, Python, C, C#, C++, React, Go, Java, Kotlin, or Swift.
Excellent writing and grammar skills.
Bachelor's degree (completed or in progress).
Previous experience as a Software Developer, Coder, Software Engineer, or Programmer is preferred.

Technologies

Android
JavaScript
TypeScript
Python
C
C#
C++
React
Go
Java
Kotlin
Swift

Benefits

Fully remote: work from anywhere in the US, Canada, UK, Ireland, Australia, and New Zealand.
Flexible schedule: choose which projects you take on and when you work.
Competitive pay: projects are paid hourly, starting at $40+ USD per hour. Opportunities for higher-paying projects are available with strong performance.
Impact: help shape the future of AI technologies.

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Developer Jobs in Arlington Heights, IL

Senior Data Engineer

Android Developer - AI Trainer

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