Software Engineer: Core (Remote)

TLDR

Join the Core team in building and maintaining the critical infrastructure for a next-generation e-commerce search platform that handles billions of requests daily.

About Us

Constructor is the next-generation platform for search and discovery in ecommerce, built to explicitly optimize for metrics like revenue, conversion rate, and profit. Our search engine is entirely invented in-house utilizing transformers and generative LLMs, and we use its core and personalization capabilities to power everything from search itself to recommendations to shopping agents. Engineering is by far our largest department, and we’ve built our proprietary engine to be the best on the market, having never lost an A/B test to a competitive technology. We’re passionate about maintaining this and work on the bleeding edge of AI to do so.

Out of necessity, our engine is built for extreme scale and powers over 1 billion queries every day across 150 languages and roughly 100 countries. It is used by some of the biggest ecommerce companies in the world like Sephora, Under Armour, and Petco.

We’re a passionate team who love solving problems and want to make our customers’ and coworkers’ lives better. We value empathy, openness, curiosity, continuous improvement, and are excited by metrics that matter. We believe that empowering everyone in a company to do what they do best can lead to great things.

Constructor is a U.S. based company that has been in the market since 2019. It was founded by Eli Finkelshteyn and Dan McCormick who still lead the company today.

The Team

The Core Team sits at the heart of Constructor, shaping Constructor’s in-house search engine, where user requests meet customer catalogs and Constructor’s learnings. We build and operate the foundational systems that power every request flowing through the platform, enabling fast, reliable, and intelligent interactions at massive scale.

Our systems handle billions of requests daily with exceptional uptime, and we take pride in delivering a highly scalable, resilient, and globally distributed platform. As part of the Core team, you will help design, build, and maintain the critical infrastructure and services that underpin the entire product, ensuring performance, stability, and reliability across the globe.

Requirements

You’ll thrive in this role if you:

  • Have a strong foundation in computer science, including algorithms, data structures, concurrency, and systems design.
  • Have experience building and scaling high-traffic, high-availability backend systems.
  • Have experience designing and operating backend infrastructure, including deployment automation, capacity planning, and observability.
  • Are comfortable working across different layers of the stack, from performance-critical code to production operations.
  • Enjoy learning new technologies and tools in a fast-moving, large-scale environment.
  • Collaborate effectively and contribute to a positive, ownership-driven team culture.

Our Tech Stack

  • Languages: Rust, C++, Python
  • Cloud Infrastructure: AWS
  • CI/CD: Jenkins, GitHub Actions
  • Monitoring & Observability: Prometheus, Grafana

Benefits

  • 🏝️ Unlimited vacation time - we strongly encourage all of our employees take at least 3 weeks per year
  • 🌎 Fully remote team - choose where you live 
  • 🛋️ Work from home stipend! We want you to have the resources you need to set up your home office 
  • 💻 Apple laptops provided for new employees
  • 🧑‍🎓 Training and development budget for every employee, refreshed each year
  • 👪 Maternity & Paternity leave for qualified employees
  • 🧠 Work with smart people who will help you grow and make a meaningful impact
  • 💵 Base salary: $80k–$120k USD, depending on knowledge, skills, experience, and interview results
  • 📈 Stock options - offered in addition to the base salary
  • 🎉 Regular team offsites to connect and collaborate

Diversity, Equity, and Inclusion at Constructor

At Constructor.io we are committed to cultivating a work environment that is diverse, equitable, and inclusive. As an equal opportunity employer, we welcome individuals of all backgrounds and provide equal opportunities to all applicants regardless of their education, diversity of opinion, race, color, religion, gender, gender expression, sexual orientation, national origin, genetics, disability, age, veteran status or affiliation in any other protected group.

Studies have shown that women and people of color may be less likely to apply for jobs unless they meet every one of the qualifications listed. Our primary interest is in finding the best candidate for the job. We encourage you to apply even if you don’t meet all of our listed qualifications.

Benefits

Home Office Stipend

Work from home stipend! We want you to have the resources you need to set up your home office

Learning Budget

Training and development budget for every employee, refreshed each year

Team offsites

Regular team offsites to connect and collaborate

Paid Parental Leave

Maternity & Paternity leave for qualified employees

Paid Time Off

Unlimited vacation time - we strongly encourage all of our employees take at least 3 weeks per year

Remote-Friendly

Fully remote team - choose where you live

Constructor is a platform designed for search and discovery in e-commerce, optimizing key metrics like revenue and conversion rates. Utilizing a proprietary search engine built with transformers and generative LLMs, it powers search, recommendations, and shopping agents for major brands worldwide, handling over 1 billion queries daily across 150 languages. With a commitment to engineering excellence, Constructor never loses an A/B test to competitors, setting it apart in the e-commerce landscape.

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Salary
$80,000 – $120,000 per year
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