Mid-Level AI Engineer

Description

Job Summary: We are seeking an AI Engineer to develop and integrate AI models, ensuring the efficiency of Automated Commercial Agents. Key Highlights: 1. Integrate AI models (such as LLMs) into applications 2. Develop applications and APIs focused on Generative AI 3. Build and maintain scalable microservices We are **Sólides**, the only Brazilian technology company specializing in **Integrated People Management with Behavioral Intelligence**. Our platform is **\#completadeverdade**, offering HR and payroll solutions designed for all businesses across Brazil. In 2022, our story gained even greater momentum! We received the largest investment ever made in an HR Tech company in Latin America — BRL 530 million, led by Warburg Pincus — and acquired Tangerino. In 2024, our acquisition of Folha de Pagamento Digital solidified our position as the one-stop-shop for SMEs, and our merger with RHGestor reinforced our commitment to making strategic people management accessible to all companies. Today, with **over 40,000 customers and eight million lives impacted**, we lead the high-growth enterprise sector in Brazil. To reach where no one else has, our values serve as our compass: **we are courageous enough to be different, strong enough to achieve extraordinary results, experts in people, and passionate about our customers**. If you too are driven by dreams, results, and people, join us — Sólides is your place! We are seeking an AI Engineer to develop and integrate AI models, ensuring the efficiency of Automated Commercial Agents. **Your main responsibilities will include:** * Integrating AI models (such as LLMs) into applications using APIs, SDKs, and libraries * Developing applications and APIs focused on Generative AI (chatbots, translation, sentiment analysis, and other functionalities) * Developing conversational intelligence; building and maintaining scalable microservices with attention to performance and efficiency * Monitoring AI solutions in production, ensuring stability, security, and reliability * Collaborating closely with cross-functional teams, including engineering, data science, and product * Implementing AI agent logic and workflows using frameworks such as LangChain or Botpress * Optimizing prompts and adapting AI models to diverse contexts and requirements * Architecture and integration with commercial systems **For this position, we expect you to have:** * Practical experience with LLMs and building Generative AI applications * Experience with agent architectures and tools such as LangChain, LlamaIndex, or similar frameworks * Strong proficiency in Python for AI application development * Experience with REST APIs, microservices, and cloud architecture * Experience integrating applications with CRMs (Hubspot), marketing tools, or external APIs * Experience with RAG (Retrieval\-Augmented Generation) * Knowledge of vector databases (e.g., Pinecone, Weaviate, Chroma, or similar) * Experience monitoring LLM performance, evaluating responses, and improving prompts * Experience deploying on cloud platforms (AWS, GCP, or Azure) * Knowledge of Docker and deployment pipelines **And if you still have questions about whether Sólides is a great place to work, here’s what it means to be a Solidiano(a):** * Meal Allowance/Meal Voucher worth BRL 45.00 per business day (Sólides Benefits Card) * Transportation Allowance or Fuel Allowance * Unimed Health Plan in co-payment format, with no monthly fee * OdontoPrev Dental Plan, fixed monthly fee of BRL 21.91 * Therapy: Partnership with Psicologia Viva — 3 free sessions per month * Online Courses ranging from Gastronomy to Postgraduate Studies (Qualifica) * Access to all courses offered by Escola de Pessoas * Remote Work Allowance of BRL 60.00 (Sólides Benefits Card) * English Course (English Pass) * Perks (in-office manicure, balanced snacks, etc.) * Birthday Day Off * Totalpass * Responsible Credit (Payroll-Deductible Loan via Sólides Benefits) * Childcare Assistance — for mothers and fathers with children up to 3 years and 11 months old * Special Dependent Assistance (also extended to parents) * Sólides Patinhas (15% discount on DogLife pet insurance plans) * Ânima Ecosystem Partnership (discounts on undergraduate and postgraduate programs at group institutions) * Sólides Postgraduate Program (70% discount) * Partnerships with OnHappy, Detronic, and SESC * Super Flexible Dress Code **So, are you in?** **Join us as a Solidiano! An amazing team awaits you \=)**