SSE / ATL - Agentic AI (.Net & React)

At 99x, we are shaping the future of software with Agentic AI and are looking for experienced engineers to join our team. In this role, you will design and implement intelligent, autonomous AI solutions that solve complex business challenges and enhance our customers’ products. If you are passionate about building reliable, scalable AI-driven systems and turning innovative ideas into real-world impact, this role is for you.

About the role

Responsibilities

Architect & Build: Design and develop custom, scalable Agentic AI solutions for a diverse range of clients using our Agentic platform.
Collaborate & Consult: Work directly with customer stakeholders to understand their challenges, define requirements, and translate business needs into robust technical solutions.
Implement Complex Workflows: Engineer reliable, durable, and resumable processes capable of running for extended periods in distributed production environments.
Integrate & Innovate: Connect our AI agents with various LLMs, third-party APIs, and complex business logic to create seamless, intelligent systems.
Lead & Mentor (for ATL level): Guide a team of engineers, manage project priorities, and foster a culture of technical excellence and collaboration.

Requirements

Solid Experience: 4+ years of professional experience across the full software development lifecycle (SDLC).
Full-Stack Proficiency: Hands-on expertise in technologies like .NET & React and building/consuming REST APIs.
Architectural Strength: Proven ability in designing and building scalable, event-driven systems and microservices. The core of your experience should be in creating reliable, stateful processes or long-running workflows.
Cloud Native: Strong experience with Azure and/or AWS, including containerization (Docker, Kubernetes) and infrastructure management.
Problem-Solving Mindset: A natural ability to architect elegant, customer-specific solutions for complex technical challenges.
Excellent Communication: Strong interpersonal and technical communication skills, with the confidence to work directly with customers and internal teams.

Bonus Points (Highly Desirable)

Experience with workflow orchestration frameworks like Temporal, Apache Airflow, or AWS Step Functions.
Experience in using the Microsoft Graph API
Prior experience integrating LLMs, AI, or ML models into production applications.
Deep knowledge of asynchronous programming, system observability (logging/monitoring), and fault-tolerant design patterns.