Senior Application Developer (MERN/GCP/Technical Lead)

Foundation Software; Strongsville (OH); On-site; USD 120,000 - 160,000; Full time

Job summary

Foundation Software in Strongsville, OH, is seeking a Senior Application Developer to own end-to-end development of cloud-native MERN applications on Google Cloud Platform, and to provide technical leadership and project ownership.

You will design scalable APIs and microservices, deploy via Docker and Kubernetes, and mentor teammates while collaborating with product, QA, DevOps, and architecture to deliver secure, reliable software at scale.

Qualifications

• 7+ years of software development experience.
• Proven experience leading software projects and influencing technical direction.
• Strong, current expertise with TypeScript.
• MongoDB (native Node.js driver; Mongoose a plus)
• React
• Node.js
• Express.js
• Experience with Docker and Kubernetes for containerized deployment.
• Experience with Google Cloud Platform (GCP) including Cloud Run/Cloud Functions.
• Auth0 / OIDC / JWT-based authentication
• Dependency injection / IoC containers (InversifyJS or similar)
• Redis-backed job queues (BullMQ) and Google Cloud Tasks / Pub/Sub
• Schema validation with Zod
• State management with Redux Toolkit
• Observability tools like Sentry/OpenTelemetry

Responsibilities

• Design, build, and support scalable applications with MongoDB, Express.js, React, Node.js (TypeScript), APIs, and GCP.
• Develop modern web applications, microservices, and cloud-native solutions deployed via containers to Google Cloud Run, Cloud Functions, and Kubernetes.
• Lead solution design and contribute to architecture decisions.
• Drive modernization initiatives that improve scalability, reliability, security, and maintainability.
• Lead technical projects from design through deployment and coordinate work across teams.
• Mentor developers through code reviews and knowledge sharing and promote engineering best practices.
• Troubleshoot production issues using observability stack and drive continuous improvement.

Skills

TypeScript

MongoDB

React

Node.js

Express.js

GCP

Docker

Kubernetes

InversifyJS

BullMQ

Redis

Auth0/JWT

Zod

Redux Toolkit

Tools

Docker

Kubernetes

GCP

Pub/Sub

Job description

Senior Application Developer (MERN / GCP / Technical Lead)

Build the Future of Construction Technology

Foundation Software is one of the fastest-growing construction software companies in the U.S. and a multi-year Northeast Ohio Top Workplace. We're seeking a Senior Application Developer who combines strong hands-on engineering skills with technical leadership, project ownership, and a passion for building modern cloud-native applications.

This role focuses on the TypeScript-based MERN stack and Google Cloud Platform (GCP) while helping evolve our broader technology ecosystem.

What You'll Do

Development & Architecture

• Design, build, and support scalable applications using MongoDB, Express.js, React, Node.js (TypeScript), APIs, and GCP.
• Develop modern web applications, microservices, integrations, and cloud-native solutions deployed via containers to Google Cloud Run, Cloud Functions, and Kubernetes.
• Lead solution design and contribute to architecture decisions.
• Drive modernization initiatives that improve scalability, reliability, security, and maintainability.

Technical & Project Leadership

• Lead technical projects from design through deployment.
• Coordinate work across developers, product teams, and stakeholders.
• Facilitate architecture reviews, planning sessions, and technical decision-making.
• Identify and resolve technical risks, dependencies, and delivery challenges.

Mentorship & Collaboration

• Mentor developers through code reviews, coaching, and knowledge sharing.
• Promote engineering best practices including clean architecture, dependency injection, testing, performance, and code quality.
• Partner closely with Product, QA, DevOps, Architecture, and business teams.
• Troubleshoot complex production issues using the observability stack (Sentry, OpenTelemetry, structured logging) and drive continuous improvement.

What We're Looking For

Required

• 7+ years of software development experience.
• Proven experience leading software projects and influencing technical direction.
• Strong, current expertise with TypeScript
• Strong expertise with:
  • MongoDB (native Node.js driver; Mongoose a plus)
  • js
  • React
  • js
• Hands-on experience with:
  • Dependency injection / IoC containers (InversifyJS or similar)
  • Redis-backed job queues (BullMQ or similar) and Google Cloud Tasks / Pub/Sub
  • Auth0 / OIDC / JWT-based authentication
  • Schema validation with Zod
  • Modern React tooling - Redux Toolkit, React Hook Form/Formik, and Material UI (MUI) or similar
• Experience developing and deploying solutions in Google Cloud Platform (GCP), including Cloud Run, Cloud Functions, Cloud Tasks, Pub/Sub, and Secret Manager.
• Experience with Docker and Kubernetes for containerized service deployment.
• Experience building scalable web applications, APIs, microservices, and distributed systems.
• Experience mentoring developers and leading technical discussions.
• Strong communication, collaboration, and problem-solving skills.

Preferred

• Experience as a Technical Lead, Lead Developer, or Project Lead.
• Experience with payments/card processing, PCI-DSS, or client-side field-level encryption.
• Experience with construction software, ERP systems, financial systems, or expense management solutions.
• Experience building or integrating expense management, AP, invoice processing, procurement, or purchasing applications.
• Experience with feature flag release management
• Experience integrating LLMs / generative AI into production applications
• Familiarity with equivalent technologies on the Azure / .NET / C# stack.

Why Foundation?

• Influence architecture and technical direction.
• Lead impactful projects and mentor other developers.
• Work with modern TypeScript, React, and GCP technologies.
• Competitive compensation, strong benefits, and career growth opportunities.
• Award-winning culture with a collaborative, employee-focused environment.

If you enjoy building modern cloud applications, leading technical initiatives, and mentoring others, we'd love to talk with you.