Senior Backend Engineer

Riskified; Lisboa; Hybrid; EUR 50,000 - 75,000; Full time

Benefits offered by this job

Hybrid mode of work

Flexible schedule

Healthcare benefits

Fully-stocked kitchens

Wellness program

Team events

Happy hours

Gifts and swag

Job summary

Riskified in Lisbon is seeking a Senior Backend Developer to build scalable FinTech backends in an Agile setting. You will own feature planning with Product and Design, select technologies, design code and architecture, review pull requests, and deploy within CI/CD.

You will mentor others and work end-to-end on Riskified’s core offerings. The role emphasizes ownership, collaboration, and delivering high-quality backend systems using Scala/Java, AWS, Kafka, Docker, Kubernetes, Spark and

Qualifications

• Bachelor of Science degree in Computer Science or a related technical field.
• 7+ years of hands-on server-side coding experience.
• Self-directed learning approach to software development.
• Commitment to clean, SOLID and resilient code.
• Proficiency in Scala/Java with practical work experience.
• Proficiency with database technologies (SQL/noSQL).
• Familiarity with stream applications is a plus.
• Experience mentoring fellow developers.
• A collaborative team player with strong communication and autonomy.

Responsibilities

• Conceptualize and develop highly scalable architectures for ML systems.
• Work on real-time and batch jobs across Scala/Node.js and related tech.
• Perform daily code deployments to production using CI/CD tools.
• Contribute to end-to-end product development across risk platforms.
• Collaborate with engineering and product teams to design and implement features.

Skills

Scala/Java

Server-side coding

Mentoring

Communication

Autonomous work

Education

Bachelor of Science in Computer Science

Tools

AWS

Kafka

Docker

Kubernetes

Spark

Aerospike

SQL/noSQL

Job description

About Us

Riskified empowers businesses to unleash ecommerce growth by taking risk off the table. Many of the world’s biggest brands and publicly traded companies selling online rely on Riskified for guaranteed protection against chargebacks, to fight fraud and policy abuse at scale, and to improve customer retention. Developed and managed by the largest team of ecommerce risk analysts, data scientists and researchers, Riskified’s AI-powered fraud and risk intelligence platform analyzes the individual behind each interaction to provide real-time decisions and robust identity-based insights. Riskified is proud to work with incredible companies in virtually all industries including Acer, Gucci, Lorna Jane, GoPro, and many more.

We thrive in a collaborative work setting, alongside great people, to build and enhance products that matter. Abundant opportunities to create and contribute provide us with a sense of purpose that extends beyond ourselves, leaving a lasting impact. These sentiments capture why we choose Riskified every day.

About the Role

Join Riskified’s dynamic payment fraud group as a Senior Backend Developer and contribute to our innovative and rapidly expanding department. In this role, you’ll thrive in an Agile setting, utilizing cutting-edge technologies to build impactful FinTech products. You’ll play a crucial role in expanding Riskified’s ecosystem, collaborating with both clients and internal teams to make a daily difference to our business.

At Riskified, we uphold the belief that developers should exercise complete ownership over their work. This responsibility covers everything from the initial phase of planning features, where collaboration occurs with Product and Design teams, to carefully choosing suitable technologies, designing code and architecture, conducting pull request reviews, and reaching the final step of deployment within a CI/CD setup. Overseeing post-deployment monitoring is also part of your duties.

Whether you enjoy writing complex business logic in the backend, take pleasure in writing clean and high-quality code, or tweaking the servers and infrastructure to perform well at scale, we encourage you to get your hands dirty end-to-end.

Our Technology Stack: Scala, Node.js, AWS, Kafka, Docker, Kubernetes, Spark, Aerospike

What You’ll Be Doing

• Conceptualize and develop highly scalable architectures for our machine learning systems and platforms.
• Engage with large-scale projects encompassing real-time and batch jobs, working across a spectrum of programming languages (Scala, Node.js) and technologies (Apache Spark, Kafka, Kubernetes, Docker, etc.).
• Execute daily code deployments to production, leveraging our advanced CI/CD tools.
• Play an important role in the end-to-end development of products that significantly enhance Riskified’s core offerings.
• Collaborate closely with engineering and product management teams to ideate, design, and implement new features across the product landscape.

Qualifications

• Bachelor of Science degree in Computer Science or a related technical field.
• 7+ years of demonstrated hands-on experience in server-side coding.
• Possess a self-directed learning approach to software development.
• Dedication to crafting clean, SOLID, and resilient code.
• Proficiency in Scala/Java, supported by practical work experience.
• Proficiency in database technologies (SQL/noSQL).
• Familiarity with stream applications is advantageous.
• Proficiency in working effectively with common AI tools.
• Experience in and a passion for mentoring and coaching fellow developers.
• A collaborative team player with exceptional communication skills and the capacity to work autonomously.

We include transparent salary ranges to support fairness, clarity, and informed decision-making early in the process. The base salary range for this position is €50,000 - €75,000 gross annually for candidates based in Lisbon. Your actual salary will be determined based on your unique skills, experience, and competencies. If your expectations differ, please let us know - we’re always open to a conversation.

The base salary is one part of the total compensation package at Riskified. All full-time regular employees receive a bonus target and are eligible to receive stock-based awards. Also, our value proposition goes way beyond compensation: our perks and benefits package, culture, community, and learning and development programs are just some of the elements we provide to bring value to our employees.

Join us in shaping the future of Riskified’s innovative FinTech solutions, contributing to our cutting-edge environment while honing your skills as a Backend Developer.

Life at Riskified

We are a fast-growing and dynamic tech company with 750+ team members globally. We value collaboration and innovative thinking.

We’re looking for bright, driven, and passionate people to grow with us.

Some of our Lisbon Benefits & Perks:

• Hybrid mode of work
• Flexible schedule
• Healthcare benefits
• Fully-stocked kitchens
• Benefits package per month—per your choice, e.g., work‑from‑home equipment, gym membership, wellbeing activities, and more.
• Wellness program
• Celebrations and activities
• Team events
• Happy hours
• Awesome Riskified gifts and swags
• Volunteer programs
• Personal development
• Global onboarding
• Role‑based technical skills training
• Full access to Udemy

In the News

C-Tech: We need to find the balance between leveraging innovative AI solutions and using them cautiously

Built In: How We Built This: A Riskified Technologist Unpacks The Company’s Beacon Technology

Globes: Riskified is among Israel’s fastest growing companies

Yahoo: Riskified Earns “Top Rated” Award Across Four TrustRadius Solution Categories

Riskified is deeply committed to the principle of equal opportunity for all individuals. We do not discriminate based on race, color, religion, sex, sexual orientation, national origin, age, disability, veteran status, or any other status protected by law.