AI Engineer

We are seeking a skilled AI Engineer to join our innovation-driven team. This role involves designing intelligent agents, building advanced prompts and knowledge bases, and developing AI/ML solutions that drive automation and business transformation. You'll work autonomously with cutting-edge tools and have the freedom to experiment and evolve your approach.

Why Join Exadel

We’re an AI-first global tech company with 25+ years of engineering leadership, 2,000+ team members, and 500+ active projects powering Fortune 500 clients, including HBO, Microsoft, Google, and Starbucks.

From AI platforms to digital transformation, we partner with enterprise leaders to build what’s next.

What powers it all? Our people are ambitious, collaborative, and constantly evolving.

What You’ll Do

• Design, implement, and manage AI agents, including the development of advanced prompts and knowledge bases
• Build and maintain robust data pipelines for AI-driven solutions
• Develop process automation using both traditional and generative AI techniques
• Continuously test, refine, and optimize models, prompts, and agents to ensure performance and scalability
• Act autonomously in selecting technologies and methodologies, providing technical justification
• Stay up to date with advancements in data science, AI, and ML, proactively identifying opportunities to apply them to business challenges
• Formulate hypotheses, run experiments, validate concepts, and apply appropriate metrics to measure results

What You Bring

• Bachelor’s degree in Engineering, Computer Science, Mathematics, or related fields
• Strong experience in Python (preferred), SQL, and/or Java/Scala
• Familiarity with frameworks like FastAPI, Flask, or Django
• Deep understanding of both traditional and generative AI techniques applied to complex business problems
• Hands-on experience with AWS solutions, especially AWS Bedrock and SageMaker
• Proven experience in prompt engineering, management, and optimization
• Advanced knowledge of prompting techniques: few-shot learning, chain-of-thought, self-consistency, prompt chaining, guardrails
• Experience building and utilizing knowledge bases to support AI solutions
• Full project lifecycle experience in ML/AI projects, from prototyping to deployment
• Familiarity with platforms such as Hugging Face, OpenAI, LangChain, or similar
• Knowledge of MLOps and tools such as MLflow, Databricks, Vertex AI, or SageMaker
• Experience in projects involving NLP, copilots, content generation, or task automation using generative AI
• Understanding of vector databases (e.g., FAISS, Pinecone) and RAG (Retrieval-Augmented Generation) architectures
• Strong analytical thinking, creativity, and communication skills to convey complex technical concepts to diverse audiences
• Analytical thinking – Breaks down complex problems and identifies patterns
• Clear communication – Explains technical concepts to varied audiences
• Collaboration – Works well in cross-functional teams
• Initiative and ownership – Drives tasks independently with accountability
• Adaptability – Thrives in changing environments and evolving priorities
• Curiosity – Continuously explores new AI tools and trends
• Business awareness – Aligns technical decisions with business impact

Nice to Have

• Experience with LLM libraries and general machine learning frameworks
• Knowledge of secure software development practices
• Active participation in open-source communities or public code repositories
• Experience with unit and integration testing
• Experience with Azure DevOps CI/CD pipelines
• Knowledge of Docker
• Understanding of DDD (Domain-Driven Design) and other design patterns

Location

Hybrid – Sao Paulo, Brazil

Legal & Hiring Information

• Exadel is proud to be an Equal Opportunity Employer committed to inclusion across minority, gender identity, sexual orientation, disability, age, and more
• Reasonable accommodations are available to enable individuals with disabilities to perform essential functions
• Please note: this job description is not exhaustive. Duties and responsibilities may evolve based on business needs