Middle Full Stack JS Engineer

Internetwork Expert; Boston (MA); Remote; USD 80,000 - 110,000; Full time

Job summary

A leading AI-powered product studio is seeking a full-stack developer with over 3 years of experience. The candidate will support existing applications, develop projects from scratch, and deliver high-quality code in a remote-first environment. Knowledge of Node.js, React, SQL, and cloud platforms is essential. The role offers 20 annual vacation days, paid sick leave, and a strong engineering culture.

Benefits

Annual paid vacation: 20 days

Paid sick leave

Well-being budget

Maternity/paternity leave

Accounting assistance

Professional development reimbursement

Qualifications

• 3+ years of experience as a full-stack developer.
• 2+ years of experience with Node.js, React, and SQL.
• Ability to express ideas in English (B2-C1 level).

Responsibilities

• Support existing applications.
• Develop projects from scratch.
• Deliver high-quality code.
• Engage the technical team in projects.
• Prepare and deliver feedback to team members.

Skills

Full-stack development

Node.js

React

SQL

Analytical skills

Cloud platforms knowledge

JavaScript/TypeScript

RESTful API design

GIT-based source management

English communication

Job description

100% remote | Global team | Full-time

If you’re looking to work oncutting-edge AI products, solvechallenging problems, and be part of a fast-moving,high-talent team, you’ll love it here.

Join NineTwoThree AI Studio, aremote-firstproduct design, engineering, and marketing studio, founded in 2012 and based in Boston. We buildAI-powered web and mobile appsfor big brands and fast-moving startups.

You’ll work withreally smart people—the kind of teammates who challenge you, push you forward, and make you better. We movefastand focus ongetting things done.

We've beengrowing 20% every yearfor the last 5 years, which means there’s plenty of room for career growth and promotions. Our work speaks for itself—some of our customers found us throughfive layers of referrals. That’s how much people appreciate what we do.

We run onclear processesand strong leadership, so while we move quickly, wedon’t do chaos. We do high-quality work, and we do it right.

We focus on products with a positive impact in various domains fromsports and health, to logistics and nuclear. But if you're into gambling, adult entertainment, or crypto, we’re not your place.

What You’ll Do

• Support existing applications
• Develop projects from scratch
• Deliver high-quality code
• Develop a plan with the Project Manager to engage the technical team in the project
• Prepare and deliver feedback to team members
• Participate in all the necessary meetings within the company

Who We’re Looking For

• 3+ years of experience as a full-stack developer
• 2+ years of experience with Node.js, React, and SQL
• Strong communication and analytical skills
• Knowledge of cloud platforms (AWS, Azure or GCP)
• Solid understanding of principles of JavaScript/TypeScript languages
• Good grasp of RESTful API design and implementation
• Understanding of GIT-based source management (Stash, Bitbucket, etc.)
• Focus on solving business problems over specific technologies
• Ability to freely express/present/discuss ideas in English (B2-C1 level)
• Flexibility with working hours to participate in meetings with Eastern USA.

Good to have:

• Experience working with React Native or desire to learn it.

What We Offer

• Annual paid vacation:20 days-offper year during the first 3 years, further increasing to25 daysin later years.
• Paid sick leave,10 national holidaysand2 companydays-off.
• Well-beingbudget.
• Maternity/paternityleave.
• Accounting assistance.
• Reimbursement of expenses for professional developmentcourses/certifications(up to 100% in agreement with the Manager).
• Hardware upon business needs.
• Strong positiveengineering culture, a tightly-knit team of professionals with agood sense of humor.

What's The Process

We make the process fast and responsive. Short HR interview, Technical Q&A, Hands-on Practical Session (no bubble sorts), CTO interview (sometimes), Offer.

Apply nowand lead the next generation of AI-powered products.