Job VC
Senior Full Stack JS Engineer
Technologies
Description
Why Join Us?
🔹 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
Lead, not just code
— Seniors at NineTwoThree don’t just write great code—they lead projects, guide teams, and ensure execution quality:
Connect the dots
between product vision, technical feasibility, and business needs.
Communicate
options, trade-offs, costs, and timelines clearly to both our team and client.
Lead projects end-to-end
— from technical strategy to execution.
Architect solutions
and apply best practices for scalable, AI-powered products.
Guide and mentor
engineers, ensuring quality while delivering fast.
Translate business needs into
technical decisions
, explaining trade-offs and timelines.
Solve hard problems
, direct implementation, and coordinate technical challenges with clients.
Who We’re Looking For
True senior
engineers — not just people with years of experience, but those who
own
solutions and
drive
execution.
5+ years of experience
in Full Stack Software Development (React, Node.js,
JavaScript, TypeScript, SQL)
Strong knowledge of
cloud platforms
(AWS, Azure or GCP).
Clear and thorough understanding of
design patterns
and software development
best practices
Great communicators
who can explain options, trade-offs, and technical details to clients and teams.
Ability to break down complex problems into manageable tasks;
Passion maintaining code style and standards and holding people accountable;
Hands-on experience with microservices architecture;
Experience with React.js, Node.js, JavaScript and Typescript (at least 5 years);
RESTful API design and implementation;
OAuth and single sign-on (SAML);
Leaders who
ensure execution quality
, push teams forward, and keep projects on track.
Strong communication and analytical skills
Relational and no-SQL databases — MySQL, PostgreSQL, Redis etc;
Solid understanding of
principles
of JavaScript/TypeScript languages
Ability to
freely express
/present/discuss ideas in English (B2-C1 level)
Flexibility with working hours to participate in meetings with Eastern USA.
🚫
Not for you
? If you’re looking for a pure coding role where someone else makes the decisions, this isn’t 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.
🔹 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
Lead, not just code
— Seniors at NineTwoThree don’t just write great code—they lead projects, guide teams, and ensure execution quality:
Connect the dots
between product vision, technical feasibility, and business needs.
Communicate
options, trade-offs, costs, and timelines clearly to both our team and client.
Lead projects end-to-end
— from technical strategy to execution.
Architect solutions
and apply best practices for scalable, AI-powered products.
Guide and mentor
engineers, ensuring quality while delivering fast.
Translate business needs into
technical decisions
, explaining trade-offs and timelines.
Solve hard problems
, direct implementation, and coordinate technical challenges with clients.
Who We’re Looking For
True senior
engineers — not just people with years of experience, but those who
own
solutions and
drive
execution.
5+ years of experience
in Full Stack Software Development (React, Node.js,
JavaScript, TypeScript, SQL)
Strong knowledge of
cloud platforms
(AWS, Azure or GCP).
Clear and thorough understanding of
design patterns
and software development
best practices
Great communicators
who can explain options, trade-offs, and technical details to clients and teams.
Ability to break down complex problems into manageable tasks;
Passion maintaining code style and standards and holding people accountable;
Hands-on experience with microservices architecture;
Experience with React.js, Node.js, JavaScript and Typescript (at least 5 years);
RESTful API design and implementation;
OAuth and single sign-on (SAML);
Leaders who
ensure execution quality
, push teams forward, and keep projects on track.
Strong communication and analytical skills
Relational and no-SQL databases — MySQL, PostgreSQL, Redis etc;
Solid understanding of
principles
of JavaScript/TypeScript languages
Ability to
freely express
/present/discuss ideas in English (B2-C1 level)
Flexibility with working hours to participate in meetings with Eastern USA.
🚫
Not for you
? If you’re looking for a pure coding role where someone else makes the decisions, this isn’t 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.