Senior Frontend Engineer

About Landbot

Operating in more than 80 countries, Landbot offers a platform that helps companies to create unbeatable chatbot conversations in different channels : Web, WhatsApp, and Messenger.

At Landbot , we’re building a high-performance team that blends engineering excellence, product mindset, and customer obsession . We believe quality and speed go hand in hand — and we’re looking for a Senior Frontend Engineer to help us scale our platform and deliver real impact.

About the team

Human-first : Empathy, respect, and diversity as drivers of innovation.

Customer-centric : Value first; progress measured by real impact, not vanity metrics.

Collaboration : One team, shared decisions, and early draft culture.

Unity : Trust, psychological safety, and continuous improvement as teams of teams.

Trust & commitment : Open debate, then full support once decisions are made.

High performance : Accountability, resilience, and daily improvement.

Adaptability : Curiosity, constant learning, and just enough process to stay agile.

Challenging mindset : Question assumptions and the status quo to keep evolving.

About the Position

As a Senior Frontend Engineer at Landbot, you’ll play a key role in shaping how users interact with our product. This is not just about writing code, it’s about crafting experiences , building systems that scale, and helping evolve our platform to meet tomorrow’s challenges.

Write clean, maintainable, and testable code, with simplicity and quality as guiding principles.

Collaborate closely with Product and Design teams to deliver exceptional user experiences.

Act as a go-to expert in testing , driving a quality-first mindset across the frontend.

Build reusable UI components and design systems adaptable to different contexts : web apps, browser extensions, desktop, and mobile applications.

Provide technical leadership in design discussions and decisions that impact multiple teams or the company as a whole.

Make thoughtful trade-offs between short-term delivery needs and long-term technical health.

Document your work rigorously (ADRs, RFCs, postmortems) and share learnings across the org.

Stay ahead of industry best practices and bring fresh, practical ideas into the team.

Lead by example : mentor teammates, give constructive feedback, and raise the engineering bar.

This role blends hands-on engineering with technical leadership : you’ll be a go-to reference for frontend excellence and help elevate the entire team.

How You Will Make a Difference

You bring a Product-Engineering mindset : solving user problems and improving the product is your ultimate goal.

Stay close to the user : deeply understand who they are, their problems, frustrations, and behaviors. Great engineers don’t just write code — they connect technology to real people, ensuring our work creates meaningful impact in the market and in users’ lives.

You are your own first user : you live and breathe the product, ensuring it meets your own high standards of quality.

You constantly ask : “Is this truly valuable? Will this feature improve our users’ lives, reduce platform costs, or unlock impact?”

You see user problems as shared problems , not “someone else’s problem.”

You act with autonomy and accountability, ready to have an impact at both the product and team level.

You help create a culture of excellence, continuous learning, and ownership.

Strong expertise in TypeScript, React, Redux, and modern frontend ecosystems

Deep experience with testing at all levels : unit, integration, functional, and E2E.

Experience building and maintaining complex UIs with reusable components and / or micro-frontends.

Strong software engineering fundamentals and ability to simplify complex problems.

Experience shipping to production frequently (we deploy multiple times per day).

Familiarity with performance optimization and scaling frontend applications.

Passion for feedback, learning, and mentoring others to raise engineering standards.

Strong collaboration mindset, you value product, design, and cross-team partnerships.

(Bonus) Exposure to AI-driven interfaces or curiosity about designing UX for AI-powered features.

Fluent in English and Spanish .

We require eligibility to work in Spain and are also open to collaboration agreements.

Hiring Process

HR - We know each other, validate culture fit, address your concerns, validate details and experience, and tell you more about Landbot (40 min).

Interview with the Director of Engineering (60 min)- In this stage, you’ll meet our Director of Engineering , who will dive deeper into your experience, ways of working, and technical perspective . The focus is on understanding how you approach challenges, lead solutions, and fit into our team culture . It’s also your opportunity to learn more about our vision, strategy, and where the engineering team is heading .

Technical Interview with the Tech Team (60 min) - You’ll meet members of our tech team to go deeper into your technical experience. We’ll talk through how you approach problem-solving, system design, and architecture decisions , as well as how you collaborate with others to deliver solutions . It’s a two-way conversation, so feel free to ask about our challenges, tech stack, and ways of working.

Met the CEO (15 min).

Benefits

Hybrid work model : flexibility to work remotely, from our Barcelona office ️, or a combination of both.

Collaborative work environment.

Flexible working hours.

Paid time off and flexible holidays : 26 paid days per year (23 regular days + December 24th & 31st) , plus one additional day off on your birthday.

Annual budget for training and professional development .

Transportation ticket .

English and Spanish lessons .

Flexible compensation plan through Cobee.

Team-building activities.

Referral program with bonuses for bringing in talented professionals.

How to Apply

Please submit your résumé along with a cover letter explaining why you are the ideal candidate for Landbot and this role. We look forward to hearing from you!