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Urgent! Senior Full Stack Developer Job Opening In Madrid – Now Hiring BioCatch

Senior Full Stack Developer



Job description

Senior Full Stack Developer BioCatch is the leader in Behavioral Biometrics, a technology that leverages machine learning to analyze an online user’s physical and cognitive digital behavior to protect individuals online.

BioCatch’s mission is to unlock the power of behavior and deliver actionable insights to create a digital world where identity, trust, and ease coexist.

Today, 34 of the world's largest 100 banks and 210 total financial institutions rely on BioCatch Connect™ to combat fraud, facilitate digital transformation, and grow customer relationships.

Location: Barcelona, Hybrid

Schedule: 1 day in the office per week.

Responsibilities

Design, implement, and maintain full-stack web and server applications.

Create testable and maintainable software solutions using front-end and back-end technologies.

Generate innovative ideas and recommend software improvements to existing applications.

Work closely with product managers to translate product and user requirements into technical tasks.

Required Tech Stack

TypeScript

NodeJS/NestJS

ReactJS & Redux

Document-Based Databases (e.g., MongoDB)

Relational Databases (e.g., PostgreSQL, Snowflake)

Unit Testing (jest /React Testing Library)

GitHub actions and Jenkins pipelines

Kubernetes, Helm, and ArgoCD

Azure Cloud Services

Requirements

8 years of experience working with server-side applications and building microservices.

8 years of experience in developing front-end applications, including micro-frontends.

DevOps-driven mindset.

At least 5 years of experience designing and developing applications using ReactJS.

Hands‑on experience with MongoDB, PostgreSQL, or Snowflake.

Solid understanding of microservices, scaling, and resiliency.

Advantages

Experience with StoryBook.

Experience with Zustand.

Experience working with Figma.

Experience working with ArgoCD/Helm.

Experience with Azure Portal.

Experience with Kong.

Personal Attributes Innovative and open‑minded with a strong passion for technology.

Eagerness to learn new things and keep up with industry trends.

Skills

Web Development

Full-Stack Development

React.js

NestJS

Typescript

NoSQL

Snowflake

Node.js

MongoDB

Kubernetes

Helm

ArgoCD

Jenkins

Azure

Kong API Gateway

Seniority level

Mid‑Senior level

Employment type

Full-time

Job function

Engineering and Information Technology

Industries

Computer and Network Security

Referrals increase your chances of interviewing at BioCatch by 2x.

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Required Skill Profession

Informática Y Tecnología



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