Kalder
About Kalder
We empower brands of all sizes to create
Amex-like partner rewards programs
that reward and monetize their top customers. Until now, only airlines, banks, and retailers had this power-we're making it accessible to everyone.
The Role Kalder is hiring a
Senior Front-End Engineer
to architect, design, and influence key engineering decisions for our rewards platform. You'll own the
front-end roadmap , define guardrails and best practices, and turn complex financial workflows into fast, elegant, and accessible experiences across web and mobile.
Day-to-day, you'll: Architect & Design : Define component libraries, set performance budgets, enforce testing standards. Ship End-to-End : Collaborate with product + backend to design and launch features. Mentor & Lead : Guide teammates, write docs and diagrams, and make architectural tradeoffs explicit. Push Standards : Ensure accessibility, responsiveness, and consistency across the product. What We Value We care deeply about fundamentals, not just frameworks. You're fluent in:
Semantic
HTML , modern
CSS , and
Typescript mastery State management, async data flows, security, and observability React
and
Next.js , while being pragmatic about frameworks (Tailwind, RadixUI) Building performant, elegant UIs that scale What You Bring
6+ years
of frontend development experience Proven expertise with
React + Next.js
(mobile + web) Strong foundation in
component architecture
and UI systems Experience working on complex, data-heavy, high-performance apps Startup-ready: you thrive in fast-moving, ambiguous environments Bonus Points
Experience in
fintech or rewards/loyalty
products Contributions to open-source libraries or developer tooling A degree in Computer Science-or the equivalent hard-earned knowledge Core Competencies
Manages Complexity
- simplifies ambiguity into clear, actionable paths Situational Adaptability
- flexes approach and demeanor to context Action-Oriented
- brings urgency, energy, and ownership to challenges
This is a chance to shape Kalder's front-end foundation and engineering culture while building the first rewards network of its kind.
We empower brands of all sizes to create
Amex-like partner rewards programs
that reward and monetize their top customers. Until now, only airlines, banks, and retailers had this power-we're making it accessible to everyone.
The Role Kalder is hiring a
Senior Front-End Engineer
to architect, design, and influence key engineering decisions for our rewards platform. You'll own the
front-end roadmap , define guardrails and best practices, and turn complex financial workflows into fast, elegant, and accessible experiences across web and mobile.
Day-to-day, you'll: Architect & Design : Define component libraries, set performance budgets, enforce testing standards. Ship End-to-End : Collaborate with product + backend to design and launch features. Mentor & Lead : Guide teammates, write docs and diagrams, and make architectural tradeoffs explicit. Push Standards : Ensure accessibility, responsiveness, and consistency across the product. What We Value We care deeply about fundamentals, not just frameworks. You're fluent in:
Semantic
HTML , modern
CSS , and
Typescript mastery State management, async data flows, security, and observability React
and
Next.js , while being pragmatic about frameworks (Tailwind, RadixUI) Building performant, elegant UIs that scale What You Bring
6+ years
of frontend development experience Proven expertise with
React + Next.js
(mobile + web) Strong foundation in
component architecture
and UI systems Experience working on complex, data-heavy, high-performance apps Startup-ready: you thrive in fast-moving, ambiguous environments Bonus Points
Experience in
fintech or rewards/loyalty
products Contributions to open-source libraries or developer tooling A degree in Computer Science-or the equivalent hard-earned knowledge Core Competencies
Manages Complexity
- simplifies ambiguity into clear, actionable paths Situational Adaptability
- flexes approach and demeanor to context Action-Oriented
- brings urgency, energy, and ownership to challenges
This is a chance to shape Kalder's front-end foundation and engineering culture while building the first rewards network of its kind.