NineTwoThree AI Studio

Joined in 2019
50% answers

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.

  • · 103 views · 29 applications · 6d

    Senior Full Stack JS Engineer

    Full Remote · Countries of Europe or Ukraine · 5 years of experience · English - B2
    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...

    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, 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.

    More
  • · 50 views · 21 applications · 12d

    ML Engineer (Focus on NLP Technologies)

    Full Remote · Countries of Europe or Ukraine · 5 years of experience · English - None
    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...

    🔹 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.

     

    Role:

    As an ML Engineer at NineTwoThree, you will be at the forefront of integrating and optimizing ML technologies into our diverse range of projects. Your role involves researching, developing, and implementing machine learning models, particularly focusing on language models like GPT-4, and ensuring their seamless integration with our clients' applications.

     

    Technology Stack:

    • Transformer models.
    • RAG (Retrieval-Augmented Generation).
    • ReAct and LangChain for language model applications.
    • Supervised and Unsupervised ML.
    • Vector databases.
    • AWS for cloud computing and machine learning services.
    • Familiarity with TensorFlow, PyTorch, or similar frameworks.

     

    Responsibilities:

    • Develop and maintain advanced machine learning models, particularly focusing on natural language processing and understanding.
    • Implement and optimize ML solutions for various client applications.
    • Work closely with the development team to integrate AI models into existing systems.
    • Experiment with new models and techniques to improve performance and capabilities.
    • Participate in code reviews, maintain high coding standards, and contribute to our internal knowledge base.
    • Stay abreast of the latest developments in AI and machine learning.

    Requirements

    • Knowledge of Machine Learning fundamentals.
    • Background in integrating ML models into data-driven systems.
    • Experience with Python and SQL, along with expertise in NLP and LLMs.
    • Ability to quickly adapt to new technologies and problem domains.
    • Familiarity with ML deployment and monitoring.
    • Proven experience in machine learning and natural language processing.
    • An understanding of general LLM architecture and limitations, as well as features of modern LLMs.
    • Experience with cloud computing services, preferably AWS.
    • Proficiency in Python and familiarity with ML frameworks like TensorFlow or PyTorch.
    • Excellent problem-solving skills and ability to work independently.
    • Strong communication skills and ability to collaborate in a team environment.
    • Bachelor’s or Master’s degree in Computer Science, Engineering, or related field.
    • Fluent in English for effective collaboration with our international team.

     

    We are glad to offer you:

    • 100% remote job.
    • Paid vacations, sick leave, and holidays.
    • Flexible Working Hours: You can choose when to start your day. 10 AM? Great. 1 PM? That’s fine with us, as long as you can attend all scheduled meetings. While we don’t expect you to be available 24/7, our ML Engineers are often requested to meet and collaborate with clients in North America during East Coast business hours. Additionally, ML Engineer may be required to attend calls with clients from West Coast, where the latest call might be scheduled at 12 PM PST. We always strive to schedule meetings earlier in the day whenever possible.
    • Accounting assistance.
    • Well-being budget.
    • Reimbursement of expenses for professional development courses/certifications.
    • Hardware upon business needs.
    • Collaborative and innovative work environment with continuous opportunities for learning and growth.

     

    Hiring process:

    We value your time and ours and make the process fast and easy. Our interview process takes the following steps: a short interview with the HR, 2nd technical interview with ML Engineer and CTO (optional), 3rd technical interview with the live coding challenge, Offer.

     

    Join NineTwoThree Studio and be a part of a team that’s shaping the future with AI.

    More
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