Senior Software Engineer, Core Experience

Instacart

. Design, build, and maintain high-quality backend applications.

Posted 4/30/2026full-timeRemote • California, Colorado, Connecticut, District of Columbia, Hawaii, Illinois, Maine, Maryland, Massachusetts, New Hampshire, New Jersey, New York, Oregon, Pennsylvania, Rhode Island, Texas, Vermont, Virginia, Washington • 🇺🇸 United StatesSenior💰 $192,000 - $242,000 per yearWebsite

Tech Stack

Tools & technologies

GoPostgresRuby

About the role

Key responsibilities & impact

Design, build, and maintain high-quality backend applications.
Lead the development of our backend system's roadmap, prioritizing scalability and reliability.
Innovate and think creatively to develop new features that enhance our customer's shopping experiences.
Own and lead major components of our product, ensuring they meet both internal standards and external expectations.
Collaborate across teams to foster a unified approach to product development, facilitating consensus and driving effective outcomes.
Responsible for the strategic planning and execution of projects you oversee, from inception to deployment and maintenance.

Requirements

What you’ll need

5+ years of backend development experience, with a strong record of project delivery.
Proficiency in backend languages, such as Ruby or Go.
A solid foundation in unit testing and problem-solving.
Exceptional communication skills and the ability to lead and collaborate with diverse teams.
Holds a Bachelor's or Master’s degree in Computer Science, Software Engineering, or equivalent experience.
Experience with recommender systems and personalization algorithms.
Familiarity with ML model development and iteration.
Deep understanding of feed architecture principles.
Skilled in the use of monitoring and observability tools like Datadog.
Extensive experience with database management, particularly PostgreSQL.

Benefits

Comp & perks

Flexible work arrangements
Health insurance
New hire equity grant
Annual refresh grants

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

backend developmentRubyGounit testingproblem-solvingrecommender systemspersonalization algorithmsML model developmentdatabase managementPostgreSQL

Soft Skills

communication skillsleadershipcollaborationcreativitystrategic planningproject executionconsensus buildingeffective outcomes

Certifications

Bachelor's degreeMaster’s degreeComputer ScienceSoftware Engineering