Senior Engineer, Cart & Checkout

Job Overview

Impact Shipt is looking for a Senior Engineer in the Checkout Team. You will build, manage, and enhance conversion systems and other related services, working on a team of 5–6 engineers to design, develop, test, deploy, and maintain application code using Golang, Python, Redis, Postgres, and Kafka in a microservices architecture.

Responsibilities

• Design, develop, test, deploy, and maintain application code.
• Work with product and operation teams to address challenges in Cart, Checkout, Tax, Fees, and Pricing.
• Collaborate with fellow engineers, product managers, and partner teams to deliver impactful solutions.

Qualifications & Skills

• 5+ years of software development experience, with proficiency in Golang (preferred), Python, Java, or C/C++.
• Experience designing, developing, testing (unit/integration), deploying, and maintaining backend REST API services with a strong focus on performance and latency.
• Comfortable with SQL databases, especially Postgres.
• Experience diagnosing and solving complex technical problems and performance bottlenecks using data.
• Ownership of production services, ensuring reliability and performance; willing to participate in on‑call support rotation.
• Effective collaboration with engineers, product managers, and partner teams.
• Outcome‑oriented mindset focused on delivering value, not just shipping features.
• Passion for learning, mentoring, and helping others grow.
• Excellent written and verbal communication skills.
• Experience integrating with third‑party services.
• Optimized backend systems for latency, performance, and scalability.

Education

Bachelor’s Degree or equivalent experience.

EEO Statement

We are an equal opportunity employer and value diversity at our company. We do not discriminate on the basis of race, color, national origin, ethnicity, religion or religious belief, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender, gender identity, gender expression, transgender status, sexual stereotypes, age, military or veteran status, disability, or any other characteristic protected by law. Please inform your recruiting contact upon initial connection if you need a reasonable accommodation. If you need assistance filling out a job application, please complete this form. For technical interviews, Shipt uses an online coding platform. In the event you may need a reasonable accommodation to use the online coding platform, please connect with your recruiter. Pursuant to the San Francisco Fair Chance Ordinance, we will consider for employment qualified applicants with arrest and conviction records.