Software Architect – AI / Agentic Systems - (580)

About this role

Software Architect – AI / Agentic Systems Remote · Full-time About Ubiminds Ubiminds is a GPTW-certified, people-first company that partners with American software product companies to scale their development teams. We connect Brazil’s top 5% talent with innovative U.S. companies through a unique combination of staff augmentation and employer-of-record services . We are supporting a cutting-edge company building an AI-first coding platform (think Replit) and looking for a Software Architect with strong AI/Agentic experience to lead this initiative. Challenge We’re looking for a Software Architect who can design the future of software development—where autonomous AI agents and human developers collaborate seamlessly . This role is ideal for someone who thrives at the intersection of AI, system design, and developer platforms , and is excited to build systems where agents can plan, write, test, and deploy code autonomously . You will play a key role in defining how agentic workflows, LLM reasoning loops, and developer tooling come together in a scalable, production-grade platform. What You’ll Do Architect and lead the development of an AI-first coding platform . Design systems where AI agents and developers collaborate in real time. Build and implement agentic systems capable of: Planning tasks Writing code Running tests Deploying applications Integrate LLMs (especially Claude) into production workflows. Design tool-use (function calling) and agent orchestration layers. Implement strategies for long-context management and multi-step reasoning loops. Define architecture for scalable, distributed AI systems on AWS. Evaluate when to leverage .NET or alternative ecosystems , ensuring the best tool for each challenge. Work closely with engineering teams to bring architecture into production. Required Skills Qualifications Strong experience as a Software Architect or Staff+ Engineer . Proven experience building or designing AI/agentic systems . Deep understanding of: LLM integrations (especially Claude or similar models) Function calling / tool-use patterns Agent orchestration and reasoning loops Prompt engineering and context management Hands-on experience with AWS and complex cloud-native architectures. Strong background in distributed systems and scalable platform design . Experience working across different stacks (current foundation in .NET , but openness to other ecosystems). Ability to make high-impact architectural decisions in fast-evolving environments. Strong communication skills and ability to influence technical direction. English proficiency at C1 level (written and verbal). Nice-to-Haves Experience building developer platforms or coding tools . Familiarity with tools like Replit, Cursor, or AI-assisted IDEs . Experience with multi-agent systems or orchestration frameworks. Background in DevOps automation or CI/CD pipelines powered by AI . Exposure to product-led engineering environments . Why Join Build a next-generation AI coding platform from the ground up. Work at the forefront of agentic AI and developer experience . Influence how AI transforms software engineering workflows . Join a highly innovative environment with high ownership and technical autonomy . Collaborate with top-tier engineers on cutting-edge AI systems . About Ubiminds Our Culture - People First. We are all about people! - Challenge yourself. There’s always room for improvement and continuous improvement is in our essence. - Make it happen. Be ready to take challenges as they come. It’s all about attitude and commitment. - We’re in this together. We work as a team, thrive as a team, and evolve as a team. - Averaging on awesome. We work hard to deliver high-quality services and look forward to exceeding expectations. - Keep it real. We promise you honesty, transparency, and openness, regardless of the situation. Perks and Benefits - You are placed in a product-based company, with the same treatment as their full-time employees. - Have our full back-o