Let’s get started
By clicking ‘Next’, I agree to the Terms of Service
and Privacy Policy
Jobs / Job page
Middle Full Stack JS Engineer image - Rise Careers
Job details

Middle Full Stack JS Engineer

🔹 100% remote | 🌎 Global team | ⏳ Full-time

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

Join NineTwoThree AI Studio, a remote-first product design, engineering, and marketing studio, founded in 2012 and based in Boston. We build AI-powered web and mobile apps for big brands and fast-moving startups.

You’ll work with really smart people—the kind of teammates who challenge you, push you forward, and make you better. We move fast and focus on getting things done.


We've been growing 20% every year for 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 through five layers of referrals. That’s how much people appreciate what we do.

We run on clear processes and strong leadership, so while we move quickly, we don’t do chaos. We do high-quality work, and we do it right.

We focus on products with a positive impact in various domains from sports 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-off per year during the first 3 years, further increasing to 25 days in later years.
  • Paid sick leave, 10 national holidays and 2 company days-off.
  • Well-being budget.
  • Maternity/paternity leave.
  • Accounting assistance.
  • Reimbursement of expenses for professional development courses/certifications (up to 100% in agreement with the Manager).
  • Hardware upon business needs.
  • Strong positive engineering culture, a tightly-knit team of professionals with a good 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 now and lead the next generation of AI-powered products.

Average salary estimate

$115000 / YEARLY (est.)
min
max
$100000K
$130000K

If an employer mentions a salary or salary range on their job, we display it as an "Employer Estimate". If a job has no salary data, Rise displays an estimate if available.

What You Should Know About Middle Full Stack JS Engineer, NineTwoThree AI Studio

Are you a Middle Full Stack JS Engineer looking for an exhilarating opportunity? Join us at NineTwoThree AI Studio, where you’ll thrive as part of our global, remote team! We specialize in creating innovative AI-powered web and mobile applications for notable brands and cutting-edge startups all over the world. Imagine working with a talented group of individuals who will inspire you to push your limits and elevate your skills every day. At NineTwoThree, we take immense pride in our consistency and growth, boasting a 20% year-on-year increase for the last five years. As a Middle Full Stack JS Engineer, you'll support existing applications, develop new projects from the ground up, and ensure the delivery of top-notch code. You’ll be deeply involved in planning with the Project Manager, giving constructive feedback to your team, and participating in key meetings that help shape our output. We’re looking for someone who has at least 3 years of experience as a full-stack developer, with at least 2 years in Node.js, React, and SQL. A solid understanding of JavaScript/TypeScript principles, RESTful API design, and GIT-based source management is crucial too. We value problem solvers over technology dogma, and your ability to communicate effectively in English will be key in our collaborative environment. We encourage a strong work-life balance with generous paid vacations, well-being budgets, and professional development reimbursements. If you're eager to lead the charge in crafting the next wave of AI tools, we can't wait to meet you!

Frequently Asked Questions (FAQs) for Middle Full Stack JS Engineer Role at NineTwoThree AI Studio
What are the main responsibilities of a Middle Full Stack JS Engineer at NineTwoThree AI Studio?

As a Middle Full Stack JS Engineer at NineTwoThree AI Studio, you will be expected to support existing applications, develop projects from scratch, deliver high-quality code, collaborate with Project Managers on plans, and provide feedback to your team. Your role is vital in ensuring that our products meet the high standards we set as we create innovative AI-powered solutions.

Join Rise to see the full answer
What qualifications do I need to become a Middle Full Stack JS Engineer at NineTwoThree AI Studio?

To qualify for the Middle Full Stack JS Engineer position at NineTwoThree AI Studio, you should have at least 3 years of experience as a full-stack developer, with a minimum of 2 years working with Node.js, React, and SQL. Additionally, strong communication skills, knowledge of cloud platforms, and a good grasp of JavaScript/TypeScript principles are essential to succeed in this role.

Join Rise to see the full answer
How does NineTwoThree AI Studio support the professional development of its Middle Full Stack JS Engineers?

NineTwoThree AI Studio highly values continuous learning and professional growth. We offer reimbursements for professional development courses and certifications, allowing you to enhance your skills up to 100% in agreement with your manager. This emphasis on development ensures that our Middle Full Stack JS Engineers stay at the forefront of technology.

Join Rise to see the full answer
What is the work culture like for a Middle Full Stack JS Engineer at NineTwoThree AI Studio?

The work culture at NineTwoThree AI Studio is characterized by a strong positive engineering environment and a tightly-knit team. We emphasize humor while working diligently together, ensuring that our Middle Full Stack JS Engineers feel supported and valued. Our remote-first approach allows flexibility while also prioritizing effective collaboration.

Join Rise to see the full answer
What is the recruitment process for the Middle Full Stack JS Engineer position at NineTwoThree AI Studio?

The recruitment process at NineTwoThree AI Studio is designed to be swift and responsive. It typically includes a short HR interview, a technical Q&A, a hands-on practical session (without trivial tasks), sometimes a CTO interview, and then an offer is extended to the candidate. We aim to make the experience seamless and engaging for prospective Middle Full Stack JS Engineers.

Join Rise to see the full answer
Common Interview Questions for Middle Full Stack JS Engineer
Can you describe a project where you utilized Node.js?

When answering this question, be specific about the project details. Highlight your role, the challenges you faced, and how you leveraged Node.js for its capabilities like building RESTful APIs or handling asynchronous requests. Clearly articulate the outcome and what you learned from that experience.

Join Rise to see the full answer
How do you ensure code quality in your projects?

Discuss your familiarity with code reviews, unit testing, and continuous integration practices. Explain how you implement best practices in your coding and how collaboration with peers plays a role in maintaining a high code standard, which is crucial at NineTwoThree AI Studio.

Join Rise to see the full answer
What are the key features of React that you find most useful?

Highlight your understanding of React’s component-based architecture, virtual DOM, one-way data binding, and hooks. Share why you find these features beneficial, especially in enhancing user interfaces and improving performance in projects you’ve worked on.

Join Rise to see the full answer
How do you approach working with SQL databases?

Detail your experience with SQL databases, focusing on your ability to design schemas, write complex queries, and optimize database performance. Explain any tools or methodologies you use to manage data effectively, which are essential skills for a Middle Full Stack JS Engineer.

Join Rise to see the full answer
Can you explain the concept of RESTful APIs?

Provide a clear explanation of RESTful APIs, mentioning concepts like statelessness, resource manipulation through standard HTTP methods (GET, POST, PUT, DELETE), and the significance of JSON. Illustrate your explanation with an example from a past project to demonstrate your practical understanding.

Join Rise to see the full answer
Can you share your experience with cloud platforms like AWS or Azure?

Discuss any projects where you utilized AWS, Azure, or GCP, focusing on the specific services you used (e.g., EC2, S3, Azure Functions). Explain how these tools enhanced your projects, showcasing your familiarity with cloud services relevant to the Middle Full Stack JS Engineer role.

Join Rise to see the full answer
What strategies do you use to communicate effectively on a remote team?

Talk about the tools you use for communication, such as Slack or Zoom. Emphasize the importance of regular updates, establishing clear expectations, and maintaining an open channel for feedback. This illustrates your capability to thrive in NineTwoThree AI Studio’s remote working environment.

Join Rise to see the full answer
Describe a time when you had to learn a new technology quickly?

Use this question as an opportunity to show your adaptability. Share a specific instance, how you approached learning the new tech (through documentation, courses, or mentoring), and what the outcome was, which underscores your growth mindset vital for a Middle Full Stack JS Engineer.

Join Rise to see the full answer
How do you prioritize tasks when working on multiple projects?

Explain your methodology for task prioritization, mentioning tools like Trello or JIRA. Discuss the importance of deadlines, project requirements, and team collaboration—it demonstrates your organizational skills and your approach to handling the fast-moving nature of NineTwoThree AI Studio.

Join Rise to see the full answer
Why are you interested in working at NineTwoThree AI Studio?

Make sure to connect your interests with the company’s mission and values. Highlight your passion for AI products, your respect for its strong engineering culture, and how you value the growth opportunities it presents—a perfect blend to resonate with NineTwoThree’s vision and community.

Join Rise to see the full answer
Similar Jobs
Posted 8 days ago

Join NineTwoThree AI Studio as a Content Marketing Manager and play a pivotal role in driving inbound traffic and enhancing brand visibility through strategic content initiatives.

Posted 14 days ago

Join NineTwoThree AI Studio as a Strong Junior QA Manual Engineer and contribute to innovative AI products in a fully remote environment.

Photo of the Rise User
Zendesk Remote Tallinn, Estonia
Posted 6 days ago
Inclusive & Diverse
Rise from Within
Mission Driven
Diversity of Opinions
Work/Life Harmony
Customer-Centric
Social Impact Driven
Passion for Exploration
Maternity Leave
Paternity Leave
Family Coverage (Insurance)
Medical Insurance
Dental Insurance
Vision Insurance
Mental Health Resources
Life insurance
Disability Insurance
401K Matching
Paid Holidays
Paid Time-Off

Elevate customer experience as a Front-End Engineer at Zendesk, where your expertise will help shape innovative solutions in customer support.

Photo of the Rise User
Posted 5 days ago

Visa is looking for a Staff Software Engineer II to innovate powerful payment technologies and drive scalable solutions globally.

Posted 19 hours ago

Join our client as a Senior Full Stack Engineer to drive AI-powered development and enhance scalable applications.

Photo of the Rise User
Posted 10 days ago

Become part of Esri's team as a Mid-Level Java Software Engineer II, where your expertise will directly influence groundbreaking geospatial technology.

Photo of the Rise User
Posted 20 hours ago

Kabam is looking for a Senior Rendering Engineer to enhance our rendering team with innovative and scalable solutions in game development.

Photo of the Rise User
Posted 5 days ago

As a Principal Machine Learning Engineer at Red Hat, you will drive contributions to key open source AI projects like PyTorch while collaborating within a dynamic engineering team.

Photo of the Rise User
Posted 2 days ago

As a Staff Software Engineer at Visa in Bengaluru, you'll develop cutting-edge GAI solutions within the People Technology team, impacting employee engagement and performance.

MATCH
Calculating your matching score...
FUNDING
SENIORITY LEVEL REQUIREMENT
TEAM SIZE
No info
HQ LOCATION
No info
EMPLOYMENT TYPE
Full-time, remote
DATE POSTED
April 7, 2025

Subscribe to Rise newsletter

Risa star 🔮 Hi, I'm Risa! Your AI
Career Copilot
Want to see a list of jobs tailored to
you, just ask me below!
LATEST ACTIVITY
Photo of the Rise User
174 people applied to Scrum Master-Remote at DICE
Photo of the Rise User
Someone from OH, Springfield just viewed Front Desk Clerk at Marriott International
L
Someone from OH, Akron just viewed Junior Graphic Designer at Little Spoon
Photo of the Rise User
Someone from OH, Columbus just viewed Licensing and Regulatory Compliance Analyst at Sportradar
Photo of the Rise User
Someone from OH, Mansfield just viewed US_EN_Operations_Warehouse Loader (Part Time) at Red Bull
Photo of the Rise User
Someone from OH, Dublin just viewed Salesforce Administrator at Multiverse
Photo of the Rise User
Someone from OH, Pickerington just viewed Salesforce Solution Analyst at GoodLeap
S
Someone from OH, Pickerington just viewed Salesforce Project Manager at Studio Science
Photo of the Rise User
Someone from OH, Dayton just viewed Medical Receptionist at LifeStance Health
C
Someone from OH, Massillon just viewed RN Ambulatory - Outpatient Infusion Therapy at CCF
Photo of the Rise User
Someone from OH, Columbus just viewed HR Business Partner (Maternity Cover) at Marshmallow
Photo of the Rise User
Someone from OH, Columbus just viewed Community Outreach Canvasser $24/Hr at Confidential
Photo of the Rise User
Someone from OH, Cincinnati just viewed Email Marketing Coordinator at Creative Circle
Photo of the Rise User
Someone from OH, Columbus just viewed UX Researcher, Amazon Autos at Amazon
Photo of the Rise User
Someone from OH, Cincinnati just viewed AI training and enablement at Writer
Photo of the Rise User
Someone from OH, Cincinnati just viewed Data Analyst (Contact Center-Hybrid) at Dow Jones
Photo of the Rise User
Someone from OH, Delaware just viewed Practice Group Manager at LifeStance Health
Photo of the Rise User
Someone from OH, Youngstown just viewed Event Services Human Resources Coordinator at Allied Universal
Photo of the Rise User
Someone from OH, Columbus just viewed IP Network Engineering Intern - Summer 2025 at Bandwidth