Python Developer

Job Requirements

At Quest Global, it’s not just what we do but how and why we do it that makes us different. With over 25 years as an engineering services provider, we believe in the power of doing things differently to make the impossible possible. Our people are driven by the desire to make the world a better place—to make a positive difference that contributes to a brighter future. We bring together technologies and industries, alongside the contributions of diverse individuals who are empowered by an intentional workplace culture, to solve problems better and faster.We are seeking an experienced

Python Developer

to design and develop

Windows-based desktop applications

involving data processing, visualization, and database interaction. The ideal candidate should have strong Python programming skills, solid knowledge of

PostgreSQL

, and a good understanding of

thermodynamics or applied physics

. Experience with engineering, calculation, or simulation tools, and

OPC DA communication

, will be considered a strong advantage.

Key Responsibilities

• Develop and maintain Windows-based applications using Python and PyQt6 for GUI development.
• Integrate and manage data using PostgreSQL with psycopg2.
• Build and validate data models using Pydantic for accuracy and reliability.
• Implement data visualization and plotting features using PyQtGraph.
• Handle data import/export and Excel file processing with openpyxl and xlrd.
• Manage data encoding and compatibility using chardet.
• Ensure secure data handling and encryption using the cryptography package.
• Develop and maintain communication between OPC DA server and client systems.
• Optimize and test applications for both 32-bit and 64-bit Windows architectures.
• Collaborate with cross-functional teams for design, testing, and deployment.
  

We are known for our extraordinary people who make the impossible possible every day. Questians are driven by hunger, humility, and aspiration. We believe that our company culture is the key to our ability to make a true difference in every industry we reach. Our teams regularly invest time and dedicated effort into internal culture work, ensuring that all voices are heard.We wholeheartedly believe in the diversity of thought that comes with fostering a culture rooted in respect, where everyone belongs, is valued, and feels inspired to share their ideas. We know embracing our unique differences makes us better, and that solving the worlds hardest engineering problems requires diverse ideas, perspectives, and backgrounds. We shine the brightest when we tap into the many dimensions that thrive across over 21,000 difference-makers in our workplace.

Work Experience

• Bachelor’s degree in Engineering, Computer Science, Physics, or a related discipline.
• 4+ years of experience in Python development for Windows environments.
• Hands-on experience with the following Python packages:
• PyQt6, psycopg2, Pydantic, PyQtGraph, chardet, xlrd, openpyxl, cryptography.
• Strong knowledge of PostgreSQL database design, queries, and optimization.
• Good understanding of thermodynamic or physics-based modeling concepts.
• Experience with calculation or simulation applications is a plus.
• Familiarity with OPC DA server/client communication is desirable.
• Understanding of Windows 32-bit and 64-bit architectures and build processes.
• Strong analytical, debugging, and communication skills.