Lead System Architect

About Penbrothers

Penbrothers is an HR & remote talent management partner and one of the fastest growing companies in the Philippines. We provide talented Filipinos with global opportunities in high-growth startups and dynamic companies, from the comfort of their own homes.

About the Client

A company that offers an AI Operating System that transforms enterprise operations through intelligent automation. Using AI agents that integrate across every department and workflow, we deliver complete business intelligence while maintaining total data sovereignty.

Our customers are complex enterprises who need competitive AI advantage without compromising data control or IP security, often with complex regulatory or compliance obligations. They chose us because enterprise-wide AI implementation is exceptionally challenging, and fragmented tools or cloud solutions create dependencies that don't work for their needs.

Built on NVIDIA-powered edge hardware, the system automates actions such as document generation, data analysis, customer interactions, reporting and strategic decision-making across all business functions. We deliver comprehensive automation at a fraction of traditional enterprise costs with measurable ROI.

About the Role

We are a fast-growing startup building a technology platform that designs, deploys, and optimizes AI agents for businesses. As our Lead Systems Architect, you will play a pivotal role in shaping the evolution of our platform. This position requires both strong hands-on technical expertise and the ability to provide technical leadership for a small but rapidly scaling engineering team.

You'll work across front-end, back-end, infrastructure, and deployment, driving architectural decisions, optimizing existing systems, and leading the delivery of scalable, secure, and innovative solutions.

• Architecture & Leadership

  • Define and lead the technical architecture for our AI agent platform.

  • Mentor and guide a small team of engineers (initially 2–3, scaling up to 10+).

  • Collaborate with founders, product, and engineering to align architecture with business goals.

• Hands-On Development

  • Design, build, and optimize scalable front-end and back-end systems.

  • Code and implement solutions using 14+, , JSON, and Axios APIs.

  • Develop automation workflows using N8N and integrate vector stores/databases.

• Infrastructure & Deployment

  • Manage and optimize deployments using Docker, Docker Compose, and hypervisors.

  • Oversee Linux-based development environments, including scripting, automation, and performance optimization.

  • Implement and maintain secure local and remote deployments, with Cloudflare for instance management.

• Security & Networking

  • Architect and secure local networks and deployment environments.

  • Contribute to enterprise-grade security discussions as the company scales to larger customers.

• Collaboration & Delivery

  • Work across multiple projects (3–5 at a time) balancing optimization of existing systems with rollout of new features.

  • Use Git versioning and project management tools to ensure clean workflows, visibility, and collaboration.

Required Skills & Experience

• Proven expertise in AI automation and workflow orchestration (e.g., N8N, JSON, vector stores, databases).

• Advanced experience with 14+, , JSON, Axios API.

• Strong infrastructure background with Docker/Docker Compose, Linux-based development.

• Hands-on experience with local networks, system security, and architecture design.

• Experience managing remote deployments and instances (Cloudflare preferred).

• Extensive experience with Git versioning and modern project management practices.

• Ability to balance hands-on coding with architectural leadership in a startup environment.

Nice-to-Have Skills

• Deep system-level Linux development (kernel tuning, performance optimization).

• Enterprise-grade security architecture experience.

• Familiarity with large language models (LLMs) and AI agent frameworks.

Hiring Process

We utilize AI tools to enhance our hiring efficiency and ensure a fair evaluation of all candidates. As a result, candidates who passed our initial evaluations should expect an AI Interviewer as a component of our recruitment process. This is supervised by Human Talent Acquisition Experts who will also engage with you throughout your application journey.

Don't meet every single requirement? At Penbrothers we are committed to building a diverse, inclusive, and authentic workplace, so if you're excited about this role but you don't feel 100% aligned with the qualifications, we encourage you to apply anyway. You may just be the right fit for this or other roles.

What You'll Get

At Penbrothers, we are obsessed with creating positive employee experiences. Here you'll find an environment that nurtures learning and provides opportunities for growth. You'll have the opportunity to make an impact on fast-growing startups and dynamic companies. 

·   Meaningful work & Growth: We take every opportunity to stretch ourselves and deliver an excellent client experience. 

·   Employee as our biggest asset: We are genuinely invested in our people's career and welfare.

·   Global reach & local impact: Get to work with high-growth startups and dynamic companies from the comfort of your own home. 

·   Powering global startups: We've created 1,400 Filipino jobs that empower global start-ups to focus on growth.