Senior Software Engineer

For 25 years, we have helped companies connect with their global customers and employees by delivering translation and localization solutions in 350+ languages.

Through our world-class platform, we orchestrate a network of passionate experts across the globe who partner with brands to create culturally rich experiences.

Relentless in our love of linguistics, we use the best of human and machine intelligence to forge understanding that resonates with our customers’ customers.

Based in Waltham, Massachusetts, Lionbridge maintains solution centres in 23 countries.

Lionbridge India is seeking a Senior Software Engineer (AI Engineer) to support our global team. Lionbridge partners with brands to break barriers and build bridges all over the world.

We are looking for an experienced AI Engineer specializing in Large Language Models (LLMs) and Retrieval-Augmented Generation (RAG) to develop and optimize AI-driven applications. The ideal candidate will have hands-on experience in deploying, fine-tuning, and integrating LLMs with RAG architectures to enhance the efficiency and accuracy of AI-powered solutions.

Responsibilities:

• Design, develop, and optimize AI solutions using LLMs (e.g., GPT-4, LLaMA, Falcon) and RAG frameworks.
• Implement and fine-tune models to improve response relevance and contextual accuracy.
• Develop pipelines for data retrieval, indexing, and augmentation to improve knowledge grounding.
• Work with vector databases (e.g., Pinecone, FAISS, Weaviate) to enhance retrieval capabilities.
• Integrate AI models with enterprise applications and APIs.
• Optimize model inference for performance and scalability.
• Collaborate with data scientists, ML engineers, and software developers to align AI models with business objectives.
• Ensure ethical AI implementation, addressing bias, explainability, and data security.
• Stay updated with the latest advancements in generative AI, deep learning, and RAG techniques.

 Requirements:

• 8+ years’ experience in software development according to development standards;
• Strong experience in training and deploying LLMs using frameworks like Hugging Face Transformers, OpenAI API, or LangChain.
• Proficiency in Retrieval-Augmented Generation (RAG) techniques and vector search methodologies.
• Hands-on experience with vector databases such as FAISS, Pinecone, ChromaDB, or Weaviate.
• Solid understanding of NLP, deep learning, and transformer architectures.
• Proficiency in Python and ML libraries (TensorFlow, PyTorch, LangChain, etc.).
• Experience with cloud platforms (AWS, GCP, Azure) and MLOps workflows.
• Familiarity with containerization (Docker, Kubernetes) for scalable AI deployments.
• Strong problem-solving and debugging skills.
• Excellent communication and teamwork abilities
•  Bachelor's or Master’s degree in computer science, AI, Machine Learning, or a related field.

We offer:

• Professional development opportunities in a multi-cultural environment – Lionbridge has offices in 26 countries and many of these offices work collaboratively on projects, exposing our employees to a wide range of cultures and work styles;
• Access to the latest technological solutions;
• Work in a creative team and nice atmosphere;