Virtusa Corporation

Lead Software Engineer

Virtusa Corporation$135K — $160K *
Enterprise Technology
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • 3+ years of experience in AI development or a related field
  • Expertise in building APIs using FastAPI
  • Familiarity with tool calling and multi-step AI workflows
  • Experience with LangGraph or similar frameworks
  • Knowledge of Retrieval-Augmented Generation pipelines
  • Proficient in managing data pipelines and state management
  • Strong understanding of observability tools and error handling strategies

Responsibilities

  • Design and develop agentic AI systems leveraging LLMs and LangGraph
  • Create scalable FastAPI services with async programming and streaming responses
  • Implement data ingestion and retrieval strategies for AI applications
  • Optimize multi-step workflows for state management and performance
  • Ensure secure tool calling and compliance with PII regulations
  • Monitor and improve system performance using observability tools
  • Conduct A/B testing to enhance service quality and reduce latency

Benefits

  • Flexible work arrangements including remote options
  • Opportunities for professional development and training
  • Collaborative work environment with cross-functional teams
  • Access to cutting-edge technology and tools
  • Comprehensive health and wellness programs
Full Job Description
Gen AI Developer to design, build, and deploy agentic AI systems that leverage LLMs, tool calling, and LangGraph for multi-step reasoning and orchestration. You'll develop robust APIs with FastAPI, integrate streaming responses, and ensure scalable, reliable data pipelines aligned with business objectives. You will collaborate cross-functionally with product, data, and platform teams to turn problem statements into production-grade AI services.Build and optimize multi-step AI workflows using LangGraph or similar frameworks, ensuring robust state management, retries, and memory handling.
Create scalable FastAPI services with streaming responses, async programming, and secure tool calling for external integrations.
Implement Retrieval-Augmented Generation pipelines, including document ingestion, embeddings, and vector database integration for knowledge retrieval.
Apply guardrails for prompt injection, PII detection, and safe tool execution; monitor performance with observability tools and error handling strategies.
Reduce latency and token usage through caching, model routing, and concurrency strategies; conduct A/B testing for quality improvements.

About Virtusa Corporation

Virtusa Corporation is a global provider of digital business strategy, digital engineering, and information technology (IT) services and solutions. The company helps its clients transform their businesses through innovative technology solutions that enable them to improve customer engagement, increase operational efficiency, and drive revenue growth. Virtusa Corporation was founded in 1996 and is headquartered in Southborough, Massachusetts. The company has over 20,000 employees and operates in over 30 countries around the world. Virtusa Corporation is committed to sustainability and has received numerous awards for its environmental and social responsibility initiatives.
Learn more about Virtusa Corporation
Size
22,883 employees
Market Cap
$1.5 billion
Industry
Net Income
$44.6 million
Founded
1996
5 Year Trend
+22.3%
Revenue
$1.2 billion
NASDAQ

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