---
title: 'Fullstack Technical Lead (React.js, Node.js) at 3Pillar'
canonical: 'https://feeny.ai/job/fullstack-technical-lead-react-js-node-js-3pillar-czech-republic-xqfh361nfw74'
type: 'job'
last_seen: '2026-09-08'
---

# Fullstack Technical Lead (React.js, Node.js) at 3Pillar

- **Company:** 3Pillar
- **Location:** Czech Republic
- **Employment:** full-time
- **Work type:** remote
- **Posted:** 2026-07-21
- **Last confirmed live:** 2026-09-08
- **Apply:** https://jobs.lever.co/3pillarglobal/01fb4ec6-1bb1-45ec-ac92-f695d79d33df

## Job description

🌟 Accomplished Tech Visionary:

Elevate your expertise to new heights at 3Pillar, the premier destination for trailblazing senior software engineers like yourself. Picture collaborating with industry leaders, spearheading transformative projects that redefine urban living, establishing new media channels for enterprise companies, or driving innovation in healthcare. Our mission is to revolutionize the tech landscape, and your skills are integral to achieving this ambitious goal.

Your role extends beyond the realm of code composition; you will architect transformative solutions that reshape entire industries. Join us and spearhead the charge toward a tech future that transcends the ordinary. 🔮🌐

Key Responsibilities:

- Facilitate effective communication with client project stakeholders regarding project status and recommendations.
- Craft client code that is not just efficient, but also performant, testable, scalable, secure, and of the highest quality.
- Actively participate in accurate planning and estimation efforts, utilizing project methods and tools.
- Proficiently gather requirements and organize/present developed features for clients.
- Execute complex activities within the current methodology and quality standards, showcasing success across diverse engagements.
- Promote client success across the team by collaborating with engineers, designers, and managers to understand user pain points, anticipate potential problems, and iterate on solutions that drive client success.
- Engage in agile software development, including daily stand-ups, sprint planning, team retrospectives, and other governance activities.
- Actively participate in the Engineering Practice community, mentoring others through Communities of Practice (CoPs) or on project teams, and supporting the growth of technical capabilities.
- Independently drive project delivery within defined architecture, demonstrating autonomy and accountability in all stages from conceptualization to deployment.

Minimum Qualifications:

- A minimum of 5+ years of experience/expertise in the following areas specified below:
- Proven professional experience as a React Developer.
- Strong proficiency in React, TypeScript, JavaScript, CSS, and HTML.
- In-depth knowledge of frontend development, including state management, component lifecycle, and UI/UX principles.
- Experience in designing and consuming RESTful APIs.
- Experience in Agile software development methodologies.
- Expertise in applying Object-Oriented Programming principles (abstraction, encapsulation).
- High-level design proficiency following UML / C4 / ArchiMate.
- Experience in creating and implementing well-tested, scalable, and performant enterprise-level systems.
- Practice and initiative mentoring other engineers and decision-makers throughout the organization.
- Good understanding of SOLID principles.
- Familiarity with OWASP.
- Proficiency in the English language.

Additional Experience Desired:

- Ability to optimize frontend performance and troubleshoot complex issues.
- Familiarity with modern frontend build tools and CI/CD pipelines.
- Excellent problem-solving skills and a proactive attitude towards challenges.
- Strong verbal and written communication skills.
- and
- Object-Relational Mappers (ORMs)
- Architectural (Microservices, Serverless etc) and Design (Factory, Singleton, Observer etc) Patterns
- Unit Testing
- Working in the Cloud (AWS)

What is it like working for 3Pillar Global? At 3Pillar, we offer a world of opportunity:

- Imagine a flexible work environment – whether it's the office, your home, or a blend of both. From interviews to onboarding, we embody a remote-first approach.
- You will be part of a global team, learning from top talent around the world and across cultures, speaking English everyday. Our global workforce enables our team to leverage global resources to accomplish our work in efficient and effective teams.
- We’re big on your well-being – as a company, we spend a whole trimester in our annual cycle focused on wellbeing. Whether it is taking advantage of fitness offerings, mental health plans (country-dependent), or simply leveraging generous time off, we want all of our team members operating at their best.
- Our professional services model enables us to accelerate career growth and development opportunities - across projects, offerings, and industries.
- We are an equal opportunity employer. It goes without saying that we live by values like Intrinsic Dignity and Open Collaboration to create cutting-edge technology AND reinforce our commitment to diversity - globally and locally.

Join us and be a part of a global tech community! 🌍💼  Check out our Linkedin site and Careers page to learn more about what it’s like to be part of our #oneteam!

#LI-remote

## About 3Pillar

## Company Overview
- **One-liner**: 3Pillar is a leading AI transformation partner that helps enterprises build AI-native products, modernize core systems, and orchestrate intelligent workflows through a combination of proprietary platforms and engineering services.
- **Entity Type**: Private (funded; $25.9M total funding across 5 rounds)
- **Headquarters**: Fairfax, Virginia, United States
- **Founded**: 2006
- **Founders**: Not publicly disclosed

## Core Business
- **Primary industries**: Software engineering, AI/ML, digital product development, data engineering, cloud infrastructure
- **Target customers**: B2B, Enterprise (mid-market to large global brands)
- **Mission/purpose**: “We harness the extraordinary power that’s sparked when people from all walks of life, all around the world, collaborate together. Our high-performing teams work with you to create innovative solutions that solve strategic business challenges and deliver outsized impact.”

## Products & Services
- **[HelixAI](https://www.3pillar.ai/)**: An open, composable, AI-native development and runtime platform for building agentic AI workflows. Includes an ontology-driven knowledge graph (ATLAS) and governance tools.
- **[AIRE](https://www.3pillar.ai/)**: An agentic AI harness with built-in governance, SDLC agents, and token-optimized execution with human oversight.
- **[NEXUS](https://www.3pillar.ai/services/)**: Rapid AI-native application and agent development platform for streamlining operations and enabling reasoning-driven decisions.
- **AI-Led Product & Platform Modernization**: Services to evolve legacy systems deliberately, balancing stability and speed (powered by ATLAS).
- **Digital Products & Experiences**: AI-powered product design and development, bringing ideas to market faster.
- **AI-Ready Data**: Data foundation services to transform fragmented data into governed, high-quality assets.
- **AI-Powered Operations**: Reimagining enterprise operations using AI agents and automation.

## Market Standing
- **Valuation/Market Cap**: Not disclosed (private company)
- **Key Metric**: Annual Revenue of $53.7M (as per LinkedIn); Total Funding of $25.9M (5 rounds)
- **Notable Investors/Partners**: Not explicitly named in available sources; operates in 5+ countries (Romania, Guatemala, Costa Rica, Mexico, India, United States)
- **Growth Signals**: 1,245 employees (though -4.6% YoY); global presence across 19 countries; strong emphasis on agentic AI and AI transformation as core growth drivers

## Competitive Advantages
- **Proprietary AI platforms**: HelixAI, AIRE, ATLAS, and NEXUS provide a differentiated, composable approach to enterprise AI adoption.
- **Product Mindset®**: A unique methodology that blends product engineering with cognitive computing, enabling faster, more resilient digital transformation.
- **Global distributed team**: Ability to leverage talent across time zones and cultures while maintaining English as the working language.
- **Deep expertise across the full stack**: From data engineering and cloud to UX and AI governance, all under one roof.

## Strategic Focus
- **Agentic enterprise**: Scaling AI through agentic workflows and intelligent automation.
- **Open, composable architecture**: Building platforms that integrate with clients’ existing tools and systems.
- **AI governance and quality**: Emphasizing governed, trustworthy AI with human oversight at every step.
- **Continued global expansion**: Leveraging a distributed workforce model to serve clients worldwide.

## Why Work Here
- **Flexible work environment**: “We work from anywhere” – headquarters in Washington, DC metro area, with offices in North America, Europe, Asia, and Latin America. Team members can choose office, home, or a blend.
- **Well-being focus**: A full trimester in the annual cycle dedicated to well-being, including fitness offerings, mental health plans (country-dependent), and generous time off.
- **Global collaboration**: Work with top talent from around the world, daily English communication, and potential travel to colleagues in different regions.
- **Career growth**: Practice-aligned teams (Automation, Data Science & Analytics, Engineering & Architecture, Lifecycle Management, UX) allow targeted skill development across projects and industries.
- **Professional services model**: Accelerated career growth through exposure to diverse clients and technologies.
- **Open positions** include Senior Data Engineer, Technical Lead, AI ML Architect, DevOps Engineer, Senior Software Engineer, and more.

## Sources
1. [3pillar.ai](https://www.3pillar.ai/)
2. [3pillar.ai/careers/](https://www.3pillar.ai/careers/)
3. [3pillar.ai/services/](https://www.3pillar.ai/services/)
4. [linkedin.com/company/3pillar](https://linkedin.com/company/3pillar)
5. [jobs.lever.co/3pillarglobal](https://jobs.lever.co/3pillarglobal)

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