Job Description:
We are seeking a highly skilled and motivated Senior Lead AI Engineer responsible for designing, developing, and delivering high-quality software solutions. This role emphasizes deep technical proficiency, innovation, and hands-on development, including advanced work in AI technologies such as prompt engineering and large language models (LLMs).
This role combines hands-on technical expertise with leadership responsibilities, making it ideal for someone who thrives in a fast-paced environment and is passionate about building scalable, high-quality systems. You will play a key role in shaping technical direction, mentoring team members, and ensuring successful delivery of projects aligned with business goals.
Working location - Bangkok, Thailand
Shift - Standard Mon-Fri 9AM-6PM Thai time support
Language proficiency – English proficiency is mandatory, native Thai
Key Responsibilities
Design and develop LLM orchestration and prompt engineering for complex, long running workflows.
Design human in the loop mechanisms and ensure transparency and explainability of AI driven decisions.
Develop robust evaluation frameworks, guardrails, and reliability engineering practices for LLM powered systems.
Develop multi agent systems, including agent roles, coordination, memory management, and goal alignment.
Integrate, optimize, and evaluate LLMs across agentic AI, retrieval augmented generation (RAG), and prompt management platforms.
Build data pipelines and automation for ingesting, transforming, and monitoring diverse content sources.
Collaborate closely with AI Product Management, UIUX Designer, Architecture, Data Acquisition, and Data Lakehouse Engineering teams.
Own project delivery timelines, manage risks and dependencies, and ensure successful on time execution.
Stay up to date with emerging AI/ML frameworks, techniques, and tooling.
Qualifications
Bachelor's or master's degree in computer science, Engineering, or a related technical field.
Proven software engineering experience with a strong record of leading and delivering successful projects.
Deep understanding of software architecture, microservices, API design, and event driven patterns.
Proficiency in modern programming language, such as Java or Python.
Hands on experience with AI / LLM technologies, including prompt engineering, evaluation, fine tuning, embeddings, RAG, and model deployment.
Experience with cloud platforms (AWS) and containerization technologies such as Docker and Kubernetes.
Familiarity with modern observability practices, including metrics, distributed tracing, and log aggregation, CI/CD pipelines, and DevOps practices.
Excellent problem solving, communication, and leadership skills.
Ability to operate independently while enabling team success
Nice to Have: Experience building AI infrastructure—evaluation pipelines, prompt/version management, vector or embedding stores, and model serving—with the ability to optimize and fine tune models for latency, quality, and cost.
About Cognizant:
Cognizant (Nasdaq: CTSH) engineers modern businesses. We help our clients modernize technology, reimagine processes and transform experiences so they can stay ahead in our fast-changing world. Together, we're improving everyday life. See how at www.cognizant.com or @cognizant.
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Acerca de Cognizant
Cognizant (Nasdaq: CTSH) es un creador de soluciones de IA y proveedor de servicios tecnológicos que conecta la inversión en IA con el valor empresarial mediante el desarrollo de soluciones de IA full‑stack para sus clientes. Su profundo conocimiento de la industria, junto con su experiencia en procesos e ingeniería, permite incorporar el contexto único de cada organización en sistemas tecnológicos que amplifican el potencial humano, generan resultados tangibles y mantienen a las empresas a la vanguardia en un entorno en constante cambio. Más información en cognizant.ai o @cognizant.
Información adicional sobre el empleo
La información sobre la compensación es exacta en la fecha de publicación de este anuncio. Cognizant se reserva el derecho de modificar esta información en cualquier momento, de conformidad con la legislación aplicable.
Es posible que se solicite a los solicitantes que asistan a entrevistas de forma presencial o mediante videoconferencia. Asimismo, durante cada entrevista, los candidatos podrán estar obligados a presentar un documento de identidad válido emitido por el estado o por el gobierno.
Cognizant es un empleador que ofrece igualdad de oportunidades. Su solicitud y candidatura no se evaluarán en función de la raza, el color, el sexo, la religión, el credo, la orientación sexual, la identidad de género, el origen nacional, la discapacidad, la información genética, el embarazo, la condición de veterano ni cualquier otra característica protegida por las leyes federales, estatales o locales.







