Back-End Engineer

We are seeking a Back‑end Engineer to design, build, and maintain reliable backend services that support modern, user‑focused applications. In this role, you will develop .NET‑based APIs and microservices, integrate cloud services on Azure, and contribute to backend systems that power chat, ticketing, and configuration workflows. You will work closely with front-end engineers and other stakeholders to ensure backend solutions are scalable, secure, and aligned with product needs.

• →Develop RESTful APIs using .NET to support frontend application workflows
• →Implement microservices for knowledge base management and configuration
• →Build backend services for agent creation, model configuration, and tool integration
• →Support chat and ticketing workflows, including conversation context persistence
• →Integrate Azure services such as storage, messaging, and identity management
• →Implement authentication and authorization mechanisms
• →Develop Python asset modules for data processing and AI pipeline support
• →Collaborate with frontend developers to ensure API usability and performance
• →Write unit tests and maintain backend technical documentation
• →Monitor service health and troubleshoot production issues

• Experience developing backend services and APIs using .NET
• Experience working with RESTful APIs and microservices architectures
• Familiarity with Azure cloud services and cloud‑based integrations
• Experience implementing authentication and authorization mechanisms
• Working knowledge of Python for backend services or data processing
• Understanding of backend testing practices and documentation standards
• Ability to collaborate effectively with frontend and cross‑functional teams
• Experience supporting production systems and resolving operational issues

• Experience supporting AI pipelines or data‑driven backend services
• Familiarity with chat, ticketing, or workflow‑based systems
• Exposure to event‑driven architectures or messaging systems
• Experience working in SaaS or cloud‑native environments
• Experience integrating Azure AI services such as Azure OpenAI or Azure AI Search into backend applications

Adastra is a global leader in AI and data-driven transformation, helping organizations lead with artificial intelligence—responsibly, strategically, and at scale. With over 25 years of experience, Adastra empowers enterprise clients to unlock business value through data innovation, operational excellence, and smart customer engagement.

Trusted by some of the world’s most prominent brands, Adastra delivers end-to-end solutions grounded in thoughtful strategy, robust governance, and deep technical expertise. From defining vision to ensuring execution, Adastra guides organizations through every stage of their AI, data and cloud journey—building future-ready capabilities and delivering measurable, lasting impact.

Adastra serves clients across key industries including financial services, automotive, manufacturing, technology, media and telecom (TMT), healthcare, retail, and professional services. The company employs more than 2,000 professionals across North America, Europe, and Asia.

In our commitment to promote fair and equitable treatment of all employees and applicants, Adastra Corporation provides equal employment opportunities for all individuals regardless of age, sex, disability, race, ethnic origin, citizenship, creed, sexual orientation, marital status, or any other ground as described in the Ontario Human Rights Code.  In addition, accommodation will be provided during the hiring process. Adastra Corporation’s implementation and support of employment initiatives, encourage diversified labour force participation and equal access to opportunities based on merit and performance.

AI Usage - Our hiring process includes the use of AI-enabled tools to screen applications (e.g., keyword matching, qualification ranking). A human recruiter reviews all AI-generated shortlists to make informed hiring decisions.

There has been an increased instance of fraudulent job offers coming from people posing as Adastra HR employees. Please note that Adastra will never request fees as part of our recruiting process and any emails sent to you that are not from ‘@adastragrp.com’ or ‘@talent.icims.com’ are fraudulent. All employment offers are sent via DocuSign and if you receive an employment offer from a suspicious email and not via DocuSign, it is fraudulent.

Contact careers@adastragrp.com to inquire about jobs at Adastra, to report a suspicious request for money or personal information from external websites or suspicious employment offers.