Principal Software Engineer - ML

Microsoft

2 - 5 years

Noida

Posted: 15/11/2025

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Job Description

Overview

Are you passionate about creating innovative solutions that empower users to achieve more with Office applications? Do you have a strong background in natural language processing, generative AI, and engineering? If so, we are looking for a Principal ML Software Engineer to join our team, working at the intersection of generative AI and engineering for Office. In this role, you will drive cutting-edge projects, contribute to the Copilot ecosystem, and help shape the Agentic future with one of the most widely used software products in the world.

Microsoft’s mission is to empower every person and every organization on the planet to achieve more. As employees we come together with a growth mindset, innovate to empower others, and collaborate to realize our shared goals. Each day we build on our values of respect, integrity, and accountability to create a culture of inclusion where everyone can thrive at work and beyond.

Qualifications

Required Qualifications:

Bachelor's Degree in Computer Science or related technical field AND 6+ years technical engineering experience with coding in languages including, but not limited to,  C++, C#, Go, Java, or Python
- OR equivalent experience.
6+ years technical engineering experience designing and delivering highly available, large-scale cloud services and distributed systems. 
Experience building AI or ML related applications.

Preferred Qualifications:

8+ years of technical engineering experience with coding in languages including, but not limited to, C++, C#, Go, Java, or Python.
3+ years of technical engineering experience with machine learning or AI systems.
Experience building or maintaining evaluation systems, benchmarking tools, or ML model testing frameworks.
ML, statistics, and data science experience are a plus.

Responsibilities

Design, implement and deliver AI services to support product offerings for large scale.
Design and build the end-to-end pipelines covering model training, data analysis, model serving and model evaluation.
Design and develop scalable systems for benchmarking AI models, including pipelines for automated evaluation, metric tracking, and result visualization.
Build and maintain a robust data platform to support model evaluation workflows, including ingestion, versioning, and storage of datasets and model artifacts.
Demonstrate good understanding of LLM architectures, training and inference.
Collaborate closely with product management and partner teams to align technical direction with business goals.
Innovate on technical solutions, and patterns that will improve the availability, reliability, efficiency, observability, and performance of products.

About Company

Microsoft Corporation is a leading American multinational technology company founded in 1975 by Bill Gates and Paul Allen. Headquartered in Redmond, Washington, Microsoft is best known for its software products, including the Windows operating system, Microsoft Office Suite, and Azure cloud services. The company also produces hardware like the Surface devices and owns LinkedIn, GitHub, and the Xbox gaming brand. Microsoft is one of the world's most valuable companies, playing a key role in personal computing, enterprise software, AI, and cloud computing.