Technical Architect/Solution Architect (Strong Knowledge in ReactJS)

About the Role

3Pillar is an AI transformation partner on a mission to help enterprises build the AI-native products and intelligent agents that will define the next era of business. With teams across North America, Europe, Latin America, and Asia, we work with the most ambitious companies in financial services, healthcare, media, and technology — helping them move faster, modernize boldly, and compete on their own terms. Our HelixAI platform and Helix Pods delivery model put our engineers at the center of real agentic transformation — doing work that is open, portable, and built to last. We are building the future of enterprise AI

This role is the primary expert within a technology stack. The Architect owns the decision making around high-level design choices and dictates technical standards, including software coding standards, tools, and platforms. The ideal candidate will thrive in a collaborative environment and be engaged in the development process.

Mandatory Skills

• 13+ Years of Experience in IT Industry
• 8+ years of experience in Software Architecture / Solution Architecture
• Strong hands-on experience with ReactJS
• Strong experience working with REST APIs
• knowledge of C# / .NET
• Strong knowledge of SDLC processes, architectural patterns, and design methodologies
• Experience with Agile software development methodologies
• High-Level Design (HLD) experience using UML, C4, and/or ArchiMate
• Experience with DevOps and CI/CD practices and tools

Tech Stack

ReactJS, REST APIs, C#, .NET, DevOps, CI/CD, UML, C4, ArchiMate

Good to have skill set

• Experience designing solutions across Web, Desktop, and Mobile platforms
• Experience with SaaS architecture
• Financial management and ROI calculation experience
• Crisis management skills
• AWS, Azure, or GCP Solutions Architect certification or TOGAF certification

What It's Like to Work at 3Pillar

At 3Pillar, we create an environment where people can do their best work while maintaining a healthy work-life balance.

Flexibility & Well-being – Our remote-first approach gives you the flexibility to work where you perform best, while prioritizing your well-being and personal commitments.

Global Community – Collaborate with talented colleagues across the globe in a culture built on connection, support, and shared success.

Your Voice Matters – We foster open communication and multiple feedback channels, ensuring every employee has the opportunity to be heard and make an impact.

Growth & Development – Gain exposure to diverse clients, industries, and challenges that accelerate learning and career growth.

Our culture is guided by four core values: Collaboration, Outperform, Respect, and Evolve —the principles that shape how we work, grow, and succeed together.