Senior Backend Engineer

Postscript

Senior Backend Engineer at Postscript developing scalable distributed systems for cashback, discounting, and incentives. Focus on AI-first development practices and driving technical standards with high autonomy.

Posted 4/28/2026full-timeRemote • 🇺🇸 United StatesSenior💰 $172,000 - $203,000 per yearWebsite

Tech Stack

Tools & technologies

AWSDistributed SystemsGoJavaKubernetesNoSQLPythonReactSQLTypeScript

About the role

Key responsibilities & impact

Take ownership of the Fondue product and its underlying architecture — becoming the go-to technical expert for cashback, discounting, and incentives systems
Independently investigate, design, and execute solutions across evolving distributed systems with a high degree of ambiguity
Drive system decoupling and modularization — break down monolithic dependencies into flexible, independently deployable components
Implement AI-first coding practices and tooling to reduce cognitive load, accelerate development cycles, and shorten time-to-market for new capabilities
Help Fondue and other subsidiary products adopt Postscript's core tools, data formats, and technical standards to reduce cross-team friction
Architect, build, and maintain highly available, scalable REST APIs for internal and external use
Collaborate cross-functionally with finance and customer support teams — clear, proactive communication is essential in this role
Contribute to process and technical improvements; someone who can quickly ramp on new systems and propose meaningful changes will thrive here
Identify and eliminate single points of failure, improving knowledge redundancy and overall system resilience

Requirements

What you’ll need

4+ years experience building large-scale backend systems and APIs with Typescript experience (Go preferred; Python, Java also valued)
You're experienced with autoscaling strategies for applications deployed on Kubernetes or other container orchestration platforms
You're comfortable — and excited — using agentic coding tools like Claude Code, Cursor, or similar AI-first development tooling
React experience strong nice to have
You've worked on both 0-to-1 initiatives and complex existing systems, and know how to balance building new things with improving what's already there
You have experience with relational and NoSQL databases, SQL, and thoughtful database modeling
You're familiar with building and observing applications on AWS, and ideally Datadog
You communicate with clarity and directness — cross-functional partners and async teams can count on you
You're energized by distributed systems challenges and high-ownership environments
You have strong instincts for technical trade-offs informed by both engineering best practices and business priorities

Benefits

Comp & perks

Health, dental, vision insurance
Flexible paid time off
Competitive compensation and opportunity for equity
Fun — we're passionate and enjoy what we do
Work from home (or wherever)
High growth startup — plenty of room for you to directly impact the company and grow your career

ATS Keywords

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Hard Skills & Tools

TypescriptGoPythonJavaREST APIsdatabase modelingrelational databasesNoSQL databasesKubernetesautoscaling strategies

Soft Skills

clear communicationproactive communicationcross-functional collaborationproblem-solvingadaptabilityownershiptechnical trade-offsprocess improvementresilienceambiguity management