Job Description

About Averian:

Averian is an AI and custom solutions company building real-world systems deployed in mission-critical, production environments. We design and deliver advanced platforms and solutions that help enterprises build cutting-edge applications that improve quality, reliability, and operational efficiency. Our work goes beyond prototypes. Our software is used in live environments where accuracy, stability, and performance truly matter.

Working with global technology partners across North America and Europe, we operate as a focused, senior team where engineers and product leaders have meaningful ownership, direct access to customers, and a strong influence on technical and architectural decisions.

If you enjoy solving complex technical problems, working closely with real customers, and seeing your work deployed in production, we want to hear from you!

Averian offers a high-impact environment where your contributions genuinely matter.

Only qualified applicants will be contacted. Thank you for your interest in Averian.

Job Summary

We are seeking an experienced and self-driven

Principal Software Engineer

to lead the design and development of scalable, AI-enabled software systems. This role combines deep software engineering expertise with knowledge of system design, system architecture, data pipelines and AI/ML.

The ideal candidate is independent, hands-on, opened to research and applying new technologies and frameworks, technically versatile, capable of driving full-cycle system implementation, from architecture and design to deployment and optimization.

This position offers the opportunity to help shape next-generation intelligent platforms that combine AI/ML, data processing, and automation for real-world enterprise applications.

Key Responsibilities

System Architecture & Design

Contribute to architecture and design of modular, scalable and reliable software systems aligned with customer objectives. Define and implement data models, APIs, and processing frameworks to support large-scale, data-intensive applications. Lead system integration efforts across AI, backend, and external enterprise systems.

Software Development

Develop robust, maintainable, and high-performance backend systems in

Python, JavaScript, C#

to support customer-facing solutions. Build and manage RESTful APIs, data pipelines, and orchestration components for AI and algorithmic services. Ensure scalability, reliability, and security through strong coding and testing practices. Participate in effort estimation, project planning, release planning and delivery processes. Explore new technologies and develop rapid prototypes, PoCs or MVPs when required.

AI & Data Integration

Lead effort for integration of AI models, data pipelines, and analytics components into production systems. Research, evaluate, and recommend appropriate AI/ML technologies, such as LLMs, agentic solutions, computer vision, speech recognition, etc, based on feasibility and alignment with customer requirements. Optimize performance, accuracy, and maintainability of deployed AI and data workflows.

Collaboration & Leadership

Participate in architecture reviews, code reviews, and technical documentation to ensure long-term maintainability.
Participate in customer meetings and requirements gathering.

Work closely with cross-functional teams to deliver complex integrated solutions. Mentor junior developers and contribute to technical standards and best practices.

Qualifications & Experience (not all inclusive)

7+ years

of professional experience in software development, including system design and backend architecture. Strong understanding of fundamental

software development principals

,

API design

,

data structures

, and

software scalability

.

Bachelor's or Master's

degree in Computer Science, Software Engineering, or related field. Ability to independently plan, execute and deliver custom

projects from requirements to deployment

. Advanced proficiency in

Python

(Backend, ML/AI). Good proficiency in other languages (C#, JavaScript). Strong understanding of modern database. Familiarity with frontend development frameworks (React, .NET, etc.) Understanding of advantages and limitations of AI-enabled software development tools.

Preferred Qualifications:

Experience building

AI-driven or data-centric enterprise software systems

. Knowledge of

semantic search, RAG-enabled

multi-agent systems

, or

rule-based engines

. Experience with

fine-tuning LLMs

and developing

external tools for LLMs

. Familiarity with

MLOps

,

data orchestration frameworks

,

vector databases

. Strong understanding of

security

,

data governance

, and

performance optimization

in production environments.

Other Requirements:

This role is 100% work from office. It is based in Ottawa, Ontario, Canada. Relocation of candidates will not be considered or provided.

Why Join Us?

Opportunity to lead and shape the engineering vision of next-gen solutions. Collaborative and fast-paced work environment. A chance to work on cutting-edge technology and make a real business impact. A chance to work with customers on the cutting edge of technology development and adoption
If you are passionate about AI/ML and have the expertise to develop solutions that enhance operational efficiency, we'd love to hear from you!

Job Types: Full-time, Permanent, Fixed term contract

Pay: $100,000.00-$135,000.00 per year

Benefits:

Dental care Disability insurance Extended health care Life insurance Paid time off RRSP match Vision care
Experience:

software development: 3 years (required)
Work Location: In person