AI Senior Software Engineer (m|f|d) - #32906

Linz or Vienna / full time

As AI Senior Software Engineer (m|f|d), you maximize the potential of AI agents in our product! Together, we are developing a forward-looking, high-performance, and flexible platform that acts as a universal advertising OS. With great enthusiasm, you transform LLM reasoning into reliable agentic behavior and actively share your knowledge within the team.

• You design, build, and maintain our core agent harness – including LLM routing, tool-calling infrastructure, robust guardrails, I/O validation, and hallucination mitigation to guarantee absolutely reliable behavior.
• You conceptualize and create the necessary datasets, metrics, and evaluation strategies to objectively measure and continuously increase the quality of our agents across model updates and prompt modifications.
• You actively drive the adoption of agentic engineering and support our engineering teams in the process.
• You act as a mentor and point of contact for our junior engineers.

• You hold a successfully completed degree in software engineering (or a comparable qualification).
• You look back on at least 8 years of experience in software development and bring a strong software engineering foundation.
• You possess deep expert knowledge in Python and ideally also know-how in TypeScript, Java, and/or the Google Cloud.
• You bring experience in building LLM-powered agent harnesses as well as in using modern tools for agent orchestration.
• You have the ability to precisely measure and evaluate the quality of agent systems through datasets and evaluation metrics.
• You feel comfortable in an international environment and enjoy speaking English.
• You enjoy working in a team and love sharing your knowledge and experience with your colleagues.
• You identify with our EPIC values – Excellence, Passion, Integrity & Cleverness.

As one of Austria's best employers and a certified Great Place To Work, we are particularly proud of our corporate culture. In addition to an open and highly appreciative interaction, we offer you:

• 3-month onboarding program with buddy support
• Weekly breakfast and lunch for all smecies
• Further training opportunities within the framework of our smec Academy – career paths, competence development, and much more
• Sports and health offers as part of smec Health – e-bikes in Linz, joint sports activities, as well as access to online psychological counseling
• Cool events such as internal meetups, get-togethers, and other social activities
• Sponsoring of team events
• MacBook Pro and iPhone with the option for private use
• First-class locations in Linz and Vienna – including great public transport connections

Sounds exciting? We look forward to receiving your application and are happy to answer any questions you may have.

For legal reasons, we refer to the collective agreement minimum salary of EUR 4,611 (14 x per year) for this position. The actual salary depends on your qualification and experience, a willingness to overpay is given.