Tech Lead - Python

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Tech Lead - Python based in Brazil.

This role offers the opportunity to lead the technical evolution of intelligent digital solutions powered by Generative AI and advanced automation. You will design and drive the architecture of AI agent ecosystems using Python, LangChain, and LangGraph. The position focuses on building scalable conversational experiences through RAG pipelines, multi-LLM strategies, and modern cloud technologies. You will collaborate closely with business and technical teams to transform customer experience goals into innovative AI solutions. The ideal candidate will combine strong software engineering expertise with deep knowledge of AI architectures and conversational platforms. You will play a key role in shaping reliable, high-performance solutions that improve service efficiency and customer interactions.

Accountabilities:: The role is responsible for leading the architecture, development, and continuous improvement of AI-powered platforms. The Tech Lead will guide technical decisions, design scalable solutions, and ensure that AI capabilities are effectively integrated into business operations.

Design and lead the implementation of AI orchestration architectures using Python and intelligent agent frameworks.

Develop and maintain advanced RAG pipelines for semantic search, technical documentation retrieval, and accurate service diagnostics.

Define and manage multi-LLM strategies, selecting and routing models based on cost, latency, performance, and technical complexity.

Build scalable integrations between AI solutions and enterprise systems, including APIs, webhooks, CRM platforms, and communication channels.

Translate business objectives, conversion metrics, and customer experience goals into technical AI requirements.

Implement conversational AI solutions through messaging platforms and omnichannel architectures.

Ensure effective use of sentiment analysis and AI insights to support automated workflows and human escalation decisions.

Drive technical discussions, architecture decisions, and engineering best practices across development initiatives.

Collaborate with multidisciplinary teams to deliver secure, reliable, and scalable AI-powered experiences.

Continuously evaluate emerging AI technologies and recommend improvements to platform capabilities.

Requirements:

The ideal candidate has strong experience in Python development, AI engineering, and modern cloud architectures. This role requires a combination of technical leadership, problem-solving skills, and the ability to work across engineering, product, and business teams.

Deep expertise in Python development and AI application frameworks, especially LangChain and LangGraph.

Experience designing and implementing AI agent architectures, including state-based workflows and orchestration patterns.

Strong knowledge of Retrieval-Augmented Generation (RAG) architectures and semantic search pipelines.

Experience integrating conversational platforms such as Twilio Conversations and Meta WhatsApp Business API.

Strong understanding of large-scale system integrations, APIs, webhooks, gRPC, and CRM integrations.

Familiarity with Large Language Models (LLMs) such as Azure GPT, Anthropic Claude, and Llama.

Experience with prompt engineering, function calling, and AI model optimization strategies.

Knowledge of modern infrastructure technologies including Kubernetes, Docker, and AI observability solutions.

Strong analytical thinking, communication skills, and ability to collaborate with technical and business stakeholders.

Familiarity with Model Context Protocol (MCP) is a plus.

Previous experience in retail or customer service technology environments is advantageous.

Benefits:

Flexible meal and food allowance benefits.

Health insurance and dental plan coverage.

Access to wellness platforms and fitness partnerships.

Profit-sharing program and employee stock participation opportunities.

Extended parental leave benefits, including enhanced maternity and family leave options.

Childcare assistance support.

Life insurance and private pension plan.

Discounts on products and services.

Education support, including reimbursement for undergraduate, postgraduate, and MBA programs.

Language learning reimbursement for English or Spanish courses.

Transportation support, including commuter assistance options.

Hybrid work model with flexibility depending on team and business needs.

Access to employee facilities, wellness spaces, recreational areas, and cultural initiatives.

Opportunities for professional growth, continuous learning, and career development in a technology-driven environment.

How Jobgether works: We use an AI-powered matching process to ensure your application is reviewed quickly, objectively, and fairly against the role's core requirements. Our system identifies the top-fitting candidates, and this shortlist is then shared directly with the hiring company. The final decision and next steps (interviews, assessments) are managed by their internal team. We appreciate your interest and wish you the best!  Why Apply Through Jobgether?    Data Privacy Notice: By submitting your application, you acknowledge that Jobgether will process your personal data to evaluate your candidacy and share relevant information with the hiring employer. This processing is based on legitimate interest and pre-contractual measures under applicable data protection laws (including GDPR). You may exercise your rights (access, rectification, erasure, objection) at any time.     #LI-CL1