Senior Software Engineer – Customer Experience Platform

Hopper

Software Engineer on Hopper's CX Platform team designing systems for post-booking experiences. Collaborating with cross-functional teams to deliver intelligent customer service systems.

Posted 6/30/2026full-timeRemote • Massachusetts • 🇺🇸 United StatesSeniorWebsite

Tech Stack

Tools & technologies

CloudDistributed SystemsMicroservices

About the role

Key responsibilities & impact

Design, build, and improve the backend and full-stack systems that power HTS Assist, internal agent tools, and customer self-serve flows
Develop scalable APIs, microservices, and orchestration logic supporting complex post-booking journeys across AI, chat, voice, and web
Partner with Product, Design, AI, and Operations to deliver features that streamline customer experiences and improve agent efficiency
Integrate with external systems telephony, CRM, identity, booking platforms to support internal use cases and partner deployments
Own features end-to-end, from technical design through implementation, testing, deployment, monitoring, and iteration
Contribute to architectural decisions, code reviews, and reliability improvements that raise the bar for the broader team
Analyse system performance and user behaviour to identify opportunities for automation, optimisation, and cost reduction

Requirements

What you’ll need

6+ years of software engineering experience building large-scale distributed systems or customer-facing applications
Strong command of both modern frontend and backend development, with the ability to contribute meaningfully across the full stack
Hands-on experience designing and maintaining RESTful APIs, microservices, or event-driven systems
Comfort with data storage and cloud infrastructure at a senior level you know how to make the right tradeoffs without needing to be told
A product engineer mindset: you think about the user experience, ask why before how, and take ownership of outcomes, not just outputs
Strong communication skills and a track record of effective cross-functional collaboration with distributed teams.

Benefits

Comp & perks

Health insurance
401(k) matching
Paid time off
Flexible work arrangements
Professional development opportunities

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

Software EngineeringDistributed SystemsCustomer-Facing ApplicationsData StorageCloud InfrastructureOrchestration LogicSystem Performance AnalysisAutomationOptimisationTesting

Soft Skills

Strong Communication SkillsProduct Engineer Mindset