Senior Software Engineer, Backend

engine; United States; Hybrid; USD 135,000 - 187,000; Full time

Benefits offered by this job

Equity compensation

Annual bonus

Hybrid/remote work options

Job summary

engine is seeking an experienced backend engineer to join one of several teams building highly available systems, public-facing APIs, and services that power a large online marketplace. You will own substantial portions of the backend, from design to deployment.

Expect cross-functional collaboration, strong ownership, and measurable improvements in performance, security, and customer experience. Depending on the team, you may work on real-time pricing or secure authentication integrations, with

Qualifications

• At least 5 years of hands-on experience designing, implementing, and operating highly available distributed systems.
• Proven experience building and evolving public-facing APIs, including lifecycle management and traffic controls.
• Strong understanding of software design, scalability, architecture, and production reliability.
• Comfortable working in a fast-paced environment, collaborating across disciplines, and taking ownership of important technical outcomes.
• Experience with Node.js, TypeScript, Kotlin, or comparable modern backend languages is useful.
• AWS experience is useful, as is familiarity with Domain-Driven Design.

Responsibilities

• Design, implement, and maintain scalable backend services and APIs with strong reliability, security, and performance characteristics.
• Build consumer-grade APIs and manage their lifecycle, including versioning, deprecation, compatibility, and consumption-based rate limiting.
• Partner with product, data-science, and other engineering teams to deliver cohesive customer and platform experiences.
• Lead initiatives that improve operational efficiency, system performance, and customer outcomes.
• Apply sound software-design and Domain-Driven Design principles to complex distributed systems.
• Depending on team placement, develop real-time pricing systems or secure authentication and authorization integrations.

Skills

Distributed systems design

Public-facing APIs

Node.js

TypeScript

Kotlin

Domain-Driven Design

Software architecture

Reliability engineering

Security

Tools

AWS

Job description

Role overview

Join one of several backend engineering teams building and operating highly available systems, public-facing APIs, and services that support a large online marketplace. The work combines architecture and implementation with cross-functional collaboration, technical ownership, and measurable improvements to performance, efficiency, security, and customer experience. Openings may be aligned with either real-time pricing systems or identity and access management.

Responsibilities

• Design, implement, and maintain scalable backend services and APIs with strong reliability, security, and performance characteristics.
• Build consumer-grade APIs and manage their lifecycle, including versioning, deprecation, compatibility, and consumption-based rate limiting.
• Partner with product, data-science, and other engineering teams to deliver cohesive customer and platform experiences.
• Lead initiatives that improve operational efficiency, system performance, and customer outcomes.
• Apply sound software-design and Domain-Driven Design principles to complex distributed systems.
• Depending on team placement, develop real-time pricing systems or secure authentication and authorization integrations.

Requirements

• At least 5 years of hands-on experience designing, implementing, and operating highly available distributed systems.
• Proven experience building and evolving public-facing APIs, including lifecycle management and traffic controls.
• Strong understanding of software design, scalability, architecture, and production reliability.
• Comfortable working in a fast-paced environment, collaborating across disciplines, and taking ownership of important technical outcomes.
• Experience with Node.js, TypeScript, Kotlin, or comparable modern backend languages is useful.
• AWS experience is useful, as is familiarity with Domain-Driven Design.

Nice to have

• For pricing-oriented work: experience with real-time decision systems, auction-based pricing, machine-learning-informed models, or customer segmentation.
• For identity-oriented work: experience with authentication, authorization, identity providers, login systems, or enterprise identity integrations.

Benefits and work setup

• Base pay range of $135,200–$187,000 USD, with equity for employees; some roles may also include an annual bonus.
• Hybrid-hub model supporting office-based or fully remote work depending on role and location.
• Benefits and perks may vary by employment type and location.