Senior MERN Developer

Riverside Recruiting; Strongsville (OH); Hybrid; USD 110,000 - 135,000; Full time

Job summary

Riverside Recruiting in Strongsville, OH is seeking a Senior MERN Developer to design, build, and support scalable applications using MongoDB, Express.js, React, and Node.js (TypeScript). The role is hybrid, combining on-site collaboration with remote flexibility.

You will lead solution design, drive architectural decisions, and mentor developers while coordinating with Product, QA, DevOps, and Architecture teams to deliver cloud-native APIs on GCP, Docker, and Kubernetes.

Qualifications

• 7+ years of software development experience with proven leadership.
• Strong expertise with TS, MongoDB, Express.js, React, and Node.js.
• Hands-on with InversifyJS, BullMQ, Cloud Tasks, Pub/Sub, Auth0/JWT, and Zod.
• Familiar with Redux Toolkit, React Hook Form/Formik, and MUI.
• Experience with GCP (Cloud Run, Cloud Functions, Pub/Sub), Docker, and Kubernetes.
• Experience building APIs, microservices, and distributed systems.
• Strong communication and mentoring skills.

Responsibilities

• Design, build, and support scalable apps using MERN stack and TypeScript.
• Develop web apps, microservices, and cloud-native solutions on GCP.
• Lead solution design and architectural decisions.
• Coordinate with product, QA, DevOps, and architecture teams.
• Mentor developers through code reviews and best practices.
• Partner with Product, QA, DevOps, and Architecture teams.
• Troubleshoot production issues using observability tools.

Skills

TypeScript

MongoDB

Express.js

React

Node.js

InversifyJS

BullMQ

Cloud Tasks

Pub/Sub

Auth0/JWT

Zod

Redux Toolkit

React Hook Form

MUI

GCP

Docker

Kubernetes

APIs/Microservices

Leadership

Mentoring

Tools

Docker

Kubernetes

Cloud Run

Cloud Functions

Pub/Sub

Job description

Senior MERN Developer

Strongsville, Ohio – Hybrid remote

$110,000 to $135,000 salary + bonus

Role

• Design, build, and support scalable applications using MongoDB, Express.js, React, Node.js (TypeScript), APIs, and GCP
• Develop web apps, microservices, integrations, and cloud-native solutions deployed via Cloud Run, Cloud Functions, and Kubernetes
• Lead solution design, architecture decisions, and technical projects from design through deployment
• Coordinate across developers, product, and stakeholders; facilitate architecture reviews and planning
• Mentor developers through code reviews and knowledge sharing; promote engineering best practices
• Partner with Product, QA, DevOps, and Architecture teams
• Troubleshoot production issues using observability tools (Sentry, OpenTelemetry, structured logging)

Required

• 7+ years of software development experience, with proven leadership on technical projects
• Strong, current expertise with TypeScript, MongoDB, Express.js, React, and Node.js
• Hands-on experience with dependency injection (InversifyJS or similar), Redis-backed job queues (BullMQ or similar), Cloud Tasks/Pub/Sub, Auth0/OIDC/JWT auth, and Zod
• Modern React tooling — Redux Toolkit, React Hook Form/Formik, MUI or similar
• Experience with GCP (Cloud Run, Cloud Functions, Cloud Tasks, Pub/Sub, Secret Manager), Docker, and Kubernetes
• Experience building scalable APIs, microservices, and distributed systems
• Strong communication and mentoring skills

Preferred

• Experience as a Technical Lead, Lead Developer, or Project Lead
• Experience with payments/card processing, PCI-DSS, or field-level encryption
• Experience with ERP, financial systems, or expense management/AP/procurement applications
• Feature flag release management experience
• Experience integrating LLMs/generative AI into production apps
• Familiarity with Azure/.NET/C# equivalents