(Senior) Full-Stack Engineer | Frontend-leaning | Platform Team | Remote Spain

bunch is building the backbone of private markets. We are enabling next-gen fund operations with one integrated system that combines secure data infrastructure, AI-powered workflows and expert fund services. If you value ownership, growth through real responsibility, and working with a thoughtful, ambitious team, this role might be for you.

Your role

You’ll join our Platform team as a Full Stack Engineer with a frontend focus, building the foundational product experiences and services that power bunch. We’re looking for someone who sees product development as a craft - a blend of technical excellence, user-centered thinking, and cross-functional collaboration.

Whether you’re shaping frontend architecture, contributing to backend services, maintaining our Design System, or implementing features end to end, your work will have a direct impact on thousands of users managing billions in assets. We offer you freedom and ownership to build the right solutions and influence the product roadmap.

Top responsibilities

• Build robust, scalable, and well-tested full-stack product features, with a strong focus on frontend quality, using modern frameworks and our in-house Design System

• Collaborate with PMs, Designers, QAs, and Engineers in the Platform Core team to ship high-quality features quickly

• Contribute to and evolve our frontend architecture, backend services, tooling, and design system

• Ensure a great developer experience and continuously improve performance, reliability, and maintainability across the stack

• Write meaningful unit and E2E tests

• Actively shape product solutions by participating in discovery, feedback rounds, and design critiques

About You

To thrive in our Platform Core team, you combine a love for building excellent UIs with the ability to work confidently across the stack and a pragmatic, product-first mindset. You're a strong communicator, a team player, and someone who thrives in a growing, fast-paced environment where asking "why" is encouraged.

You...

• Have 5+ years (Senior) of experience building product applications across the stack, with clear frontend depth

• Are fluent in TypeScript, comfortable with modern frontend frameworks, and able to contribute to NestJS backend services

• Have experience working with Design Systems

  • for Senior: also experience building or maintaining custom ones

• Are familiar with unit and E2E testing (Vitest, Playwright, or equivalents)

• Understand UI/UX principles and care about building elegant, accessible, and usable interfaces

• Can operate in ambiguity and turn loosely defined ideas into working software

• Have experience in a startup or scaleup environment

Nice to have:

• Previous exposure to fintech or highly regulated domains

• Experience with zod (or any other form validation tools)

• Worked with data visualisations (e.g., tables, charts)

Our tech stack

• Frontend: TypeScript and React + TanStack, Shadcn, zod, with some legacy (planned to be migrated away from) Svelte + SvelteKit, MeltUI (headless components), and Felte

• Testing: Vitest (unit), Playwright (E2E)

• Design System: Custom-built on top of Shadcn (with legacy MeltUI on Svelte)

• Backend: Node.js, NestJS, MySQL, Sequelize

• Infrastructure: Kubernetes (K8S) on top of AWS

Workplace & Benefits

• Competitive salary plus equity

• Customizable benefits package (wellbeing, sport, mobility, food, and more)

• 28 days of vacation, plus 2 company days and local public holidays

• Remote Setup with trip to Berlin (on average on a quarterly basis)

• A great tech and work setup

• Work with a diverse team of 130+ bunchies from 40+ countries, with leaders who are best-in-class in their domains

Interview Process

• First interview with the People team (30 min): get acquainted with bunch and to understand if what we’re offering is what you’re searching for

• Hiring Manager Interview (60 min): this conversation with an Engineering Manager will cover product-focused culture and values, including collaboration, ownership, self-awareness, and quality standards.

• Technical Interview (60 min): this interview in the form of a technical conversation with two engineers will focus on collaborative problem-solving, starting with open-ended questions and progressing to more specific challenges or short algorithm tasks.

• Final Round: Meet our VP of Engineering (45 min): learn about ways of working, vision for bunch, and team culture.

About bunch

bunch is building the operating infrastructure for the next generation of private markets. We combine AI-powered automation with deep regulatory expertise to replace fragmented spreadsheets and manual processes with one integrated platform across the fund lifecycle, purpose-built for private markets heading toward $32 trillion in Assets Under Management.

We've 4x our ARR in 2025, crossed 150 fund managers and 12,000 LPs on the platform, and just closed our $35M Series B in May 2026. We're looking for ambitious people who want real ownership of hard problems, and who care about building infrastructure that actually matters to the people using it.

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At bunch, we're committed to an inclusive environment where diversity is valued and celebrated. We provide equal opportunities to all qualified applicants.

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