Software Engineer - Core Senior Engineer

Transforming the Future with Convergence of Simulation and Data Software Engineer - Core Senior Engineer

Job Summary:

Our client in Oakville, ON is looking for a Software Engineer - Core Senior Engineer. This is a contract position.

This position is responsible for designing, developing, testing and maintaining software applications and products to meet customer needs. This is a hands‑on senior engineering role focused on Golang, CLI tooling, and Dev Ops pipelines. Candidates must bring strong technical depth and practical experience building developer infrastructure and automation tools, not just application features.

• Engage with customers to deeply understand their use‑cases, pain points, and requirements, showcasing empathy and advocating for user
  -centric software solutions.
• Solve complex problems by designing, developing, and delivering using various tools, languages, frameworks, methodologies (like agile) and technologies.
• Create high‑level software architecture designs that outline the overall structure, components, and interfaces of the application.
• Design and implement functionalities for Golang‑based command‑line tools.
• Develop and implement unit, integration, and end‑to‑end tests.
• Write technical specifications for new features and improvements.
• Actively participate ostvar we glean agile ceremonies and contribute to a culture of continuous charities.
• Contribute to process improvements, CI/CD pipelines, and toolchain upgrades.

• Strong proficiency in SQL, including advanced query writing, stored procedure development, and robust relational database design principles. Experience with data modeling and optimization for performance and scalability is highly valued.

• Demonstrated full‑stack development experience, with a deep understanding of the seamless integration and communication between front‑end and back‑end systems.
• Ability to contribute across the entire application stack.

• Proven experience integrating धन services and systems through APIs (e.g., RESTful, gRPC) or direct communication over a bus, focusing on building efficient, scalable, and secure integration patterns.
• Familiarity with microservices architectures and event‑driven systems is a plus.

• A strong commitment to software quality, including expertise in various testing methodologies (e.g., unit, integration, end‑to‑end).
• Possesses a ‘test‑to‑break’ mindset, with the ability to identify potential vulnerabilities and design resilient, fault‑tolerant software.
• Architectural Vision & Communication:
  Solid understanding of software architecture principles, design patterns, and best practices.
• Ability to conceptualize, design, and clearly articulate complex technical concepts and architectural decisions to both technical and non‑technical stakeholders.

• Beyond feature development, you recognize that your work is part of a larger system.
• You possess the ability and willingness to learn other areas of the codebase and infrastructure to ensure your contributions fit nicely and seamlessly into the overall architecture.

• A proactive mindset with a strong ability and willingness to independently research, learn, and find solutions to unfamiliar challenges.
• Demonstrates intellectual curiosity and a commitment to continuous professional growth.

• Senior Software Engineer with 8+ years total engineering experience.
• 5+ years production Golang development, focused on CLI/Dev Ops/API work.
• Strong hands‑on engineering background (not people‑management or architect‑only).
• Proven track record building developer tooling and automation pipelines.
• Strong experience creating integrations with Azure, GCP, Jenkins and Git Hub Actions.
• Software Development.
• 7+ years of experience as a Dev Ops engineer or a similar software engineering role.
• Fully onsite position.

• Automated Scripting, Automation.
• Solve complex problems by designing, developing, and delivering using various tools, languages, frameworks, methodologies (like agile) and technologies.
• Create…