Fullstack Software Engineer

arbinteractive.com; United States; Remote; USD 110,000 - 170,000; Full time

Job summary

ARB Interactive is hiring a Fullstack Software Engineer to build and maintain scalable systems across the stack using React/Next.js on the frontend and Node.js with MySQL on the backend. You’ll work with AWS-based infrastructure and collaborate with product, design, and QA to ship polished features.

You will design robust frontend components, architect backend services, and drive performance, accessibility, and SEO improvements while mentoring teammates and participating in code reviews.

Qualifications

• 2+ years of professional frontend engineering experience with React, TypeScript and Next.js.
• 5+ years of backend development experience with Node.js, TypeScript and MySQL.
• Experience in cloud environments (preferably AWS) and familiarity with serverless architecture.
• Strong understanding of state management, design systems, and component architecture.
• Familiarity with A/B testing, web analytics, and responsive design.

Responsibilities

• Design, develop, and maintain front-end features in React (Next.js) and TypeScript.
• Architect reliable backend services and APIs using Node.js, TypeScript, and MySQL.
• Lead initiatives across the stack, such as game lobbies, authentication, promotions, and payment integrations.
• Collaborate with product, design, business stakeholders, and QA to deliver polished, scalable features.
• Optimize for performance, accessibility, SEO, and responsiveness.
• Champion best practices, mentor team members, and lead code reviews.
• Support and enhance our AWS-based infrastructure.
• Ensure high quality deliverables through testing, QA collaboration, and monitoring.

Skills

React

TypeScript

Next.js

Node.js

MySQL

AWS

State management

Accessibility

Education

Bachelor's degree in Computer Science or equivalent experience

Tools

Terraform

Docker

Git

Job description

We are ARB Interactive, the team behind Modo Casino, one of the top Social+ platforms in the US. Founded in 2022, we've grown to nearly 200 team members and were named one of LinkedIn's 2025 Top 50 Startups in the United States. We move fast, think big, and love bold ideas that push boundaries (and buttons). From new rewards to fresh game mechanics, every challenge is a chance to innovate and have fun doing it. Our culture is collaborative, curious, and full of laughter because great ideas grow best between coffee, code, and a few epic high-fives.

Overview

As a Fullstack Software Engineer, you’ll architect, build, and maintain modern, scalable systems across the stack. This is a hands-on role focused on both the frontend (React/Next.js/TypeScript) and backend (Node.js, MySQL, AWS) to deliver features that empower our users and drive business growth.

What You'll Do

• Design, develop, and maintain front-end features in React (Next.js) and TypeScript
• Architect reliable backend services and APIs using Node.js, TypeScript, and MySQL
• Lead initiatives across the stack, such as game lobbies, authentication, promotions, and payment integrations
• Collaborate with product, design, business stakeholders, and QA to deliver polished, scalable features
• Optimize for performance, accessibility, SEO, and responsiveness
• Champion best practices, mentor team members, and lead code reviews
• Support and enhance our AWS-based infrastructure
• Ensure high quality deliverables through testing, QA collaboration, and monitoring

Requirements

• 2+ years of professional frontend engineering experience with React, TypeScript, and Next.js
• 5+ years of backend development experience with Node.js, TypeScript, and MySQL
• Experience in cloud environments (preferably AWS) and familiarity with serverless architecture
• Strong understanding of state management, design systems, and component architecture
• Familiarity with A/B testing, web analytics, and responsive design
• Strong communicator with a proactive, team-oriented approach
• Experience building or supporting high-traffic applications or gaming platforms is a plus
• Bachelor’s degree in Computer Science or equivalent experience

Nice-to-Haves

• Experience with Terraform and infrastructure-as-code
• Exposure to online gaming or payment processing systems
• Exposure to streaming or messaging technologies (e.g. event-driven systems)

ARB Interactive uses AI-assisted tools as part of our recruitment process, including skills matching, assessments, and interview note-taking. These tools help our talent team work efficiently and provide a consistent experience across candidates. All hiring decisions are made by our human recruitment and hiring team — AI tools assist, but do not determine, outcomes. Candidate information processed through these tools is handled in accordance with our Privacy Policy. If you have questions about our process or wish to request an accommodation, please contact [e-mail].

Diversity Commitment: We are focused on building a diverse and inclusive team. We welcome people of all backgrounds, experiences, abilities, and perspectives and are an equal opportunity employer. We do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status.

Important Security Notice: Our recruitment team will only contact candidates through official channels using @arbinteractive.com http://yourcompany.com email addresses and via our recruiting platform, Ashby. If you find a position on a third party careers page (LinkedIn, Indeed, etc.), the job posting will redirect you to our careers page (https://jobs.ashbyhq.com/arb-interactive) to begin your application. We will never request payment, banking information, or personal identification details during the application process.

If you're ever uncertain about the legitimacy of communication claiming to be from our company, please forward it to [e-mail] for verification before responding or clicking any links.