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Jonas Software

Long-term ownership of vertical software

BI Data Engineer

Data Engineering +1Confirmed live in the last 24 hours
Full-timeMarkham, ON, CanadaCA$100k - CA$115k

About the Job

Requirements

  • Two to five years of experience in a business intelligence or reporting development role.
  • Strong SQL skills, including complex joins, window functions, common table expressions, aggregations, and query performance tuning.
  • Strong data wrangling, pipeline, and basic web development skills, with experience in .NET, JavaScript, Python, and CSS.
  • Understanding of data warehousing and dimensional modeling, including star schemas and semantic layers.
  • Experience with AWS QuickSight, including parameters, controls, calculated fields, and dataset design.
  • Hands-on AWS Cloud experience and knowledge of AWS data services, including S3, Lambda, and IAM basics.
  • Hands-on experience with Git and typical development workflows.
  • Ability to improve data quality and produce reliable reports.
  • Good communication skills.

Responsibilities

  • Build interactive QuickSight dashboards using parameters, controls, and calculated fields.
  • Implement data visualizations that communicate business insights clearly.
  • Apply security and data-governance standards across BI assets.
  • Write and optimize complex SQL for extraction, transformation, aggregation, and performance tuning.
  • Design semantic layers and curated datasets aligned with reporting needs.
  • Monitor and troubleshoot BI solutions for accuracy, performance, scale, and efficiency.
  • Contribute to data acquisition, wrangling, and shaping, and validate data quality and lineage for reporting.
  • Orchestrate and manage cloud-based data-shaping jobs to maintain a high-quality data model.
  • Maintain the web application layer built with OAuth, Node.js, Express.js, MongoDB, SQL, and .NET.

Desired Qualifications

  • Maintain web applications, fix defects, and test fixes.
  • Experience with Google Charts API.
  • Build and maintain API layers for data acquisition and data services.
  • Automate data jobs that can run at scale.
  • Deliver email digests and narrative summaries beyond classic reports, dashboards, and analytics.
  • Knowledge of SPICE and row-level security.
  • Experience using AI tools to accelerate development.
  • Experience with MongoDB.
  • Experience with Docker and container deployments.
  • Experience with Service Bus.
  • Experience with pandas DataFrames.
  • End-to-end production experience spanning data acquisition through the presentation layer.
  • Exposure to data governance, including cataloging, lineage, and definitions.
  • Continuous integration and continuous delivery for BI assets.
  • Knowledge of BI solutions such as Power BI and Looker.
  • Knowledge of data lake or data warehouse solutions such as Snowflake and Databricks.
  • Experience automating quality assurance.
  • Experience with build tools such as Jenkins.
  • Experience with cloud operations, DevOps, and automation.
  • Experience building prediction models.
  • Experience building interactive chat-type solutions over existing data assets.
  • Knowledge of visualization best practices and user experience for analytics.

About the Company

Jonas Software

Long-term ownership of vertical software

Jonas Software manages a decentralized portfolio of over 160 independently run software companies across more than 40 vertical markets. It buys vertical market software (VMS) businesses and holds them long-term, allowing each company to keep its brand, leadership, and culture while Jonas provides capital, strategic oversight, and financial stability. Revenue comes from the ongoing operations of the portfolio’s companies, with the model focusing on deep industry expertise in nich es rather than restructuring or selling. Goal: grow value across the portfolio by supporting stable, niche-focused software companies for the long term, maintaining ownership stability instead of pursuing quick flips.

Company size
1,001-5,000
Company stage
Not listed
Total funding
Not listed
Headquarters
Toronto, Canada
Founded
1990

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