Back End Developer
Waltz
Software Engineering
toledo, spain · Albacete, Spain
Posted on Aug 11, 2025
About Us
Waltz is a category-creator start-up in the Fintech and Proptech sectors.
Waltz is making financing and purchasing US real-estate surprisingly simple and fast with an all-in-one digital platform.
Just Waltz in, Waltz out, and the property is yours.
We are well-funded by two top Israeli VCs and over 40 strategic international angels from the fintech, insurance, banking, and real estate sectors.
We're also seeing strong demand, and our sales team is growing fast to keep up with it!
About The Job – Senior Backend Engineer.
We are looking for a highly skilled and experienced Backend Engineer with expertise in B2C products to join our team.
The successful candidate will be responsible for designing, developing, testing, and maintaining our server-side applications.
You will be working with our team of engineers, designers, and product managers to deliver innovative solutions to assist our clients to invest in real estate abroad.
Responsibilities
Design, develop, test, and maintain server-side applications using Node.js and other relevant technologies.
Collaborate with product managers, designers, and other engineers to create innovative solutions that meet our clients' needs.
Participate in code reviews and provide constructive feedback to other team members
Troubleshoot, debug and maintain consumer facing production environment
Work independently to manage your own workload and prioritize tasks
Requirements
Strong experience as Frontend development particularly with in consumer-facing production systems.
Proficiency with Node.js, TypeScript and the Javascript ecosystem.
Proven hands on experience working in a modern development environment (trunk based development, CI/CD, extensive testing, deployment strategies, a/b testing etc).
Hand on experience with cloud technologies, preferably AWS.
Good knowledge of databases technologies such as PostgresSQL and Elasticsearch
Advantages
Experience working on Saas/B2C Fintech/Proptech products
Experience with working remotely.
Contact information for CV's: ******
Waltz is a category-creator start-up in the Fintech and Proptech sectors.
Waltz is making financing and purchasing US real-estate surprisingly simple and fast with an all-in-one digital platform.
Just Waltz in, Waltz out, and the property is yours.
We are well-funded by two top Israeli VCs and over 40 strategic international angels from the fintech, insurance, banking, and real estate sectors.
We're also seeing strong demand, and our sales team is growing fast to keep up with it!
About The Job – Senior Backend Engineer.
We are looking for a highly skilled and experienced Backend Engineer with expertise in B2C products to join our team.
The successful candidate will be responsible for designing, developing, testing, and maintaining our server-side applications.
You will be working with our team of engineers, designers, and product managers to deliver innovative solutions to assist our clients to invest in real estate abroad.
Responsibilities
Design, develop, test, and maintain server-side applications using Node.js and other relevant technologies.
Collaborate with product managers, designers, and other engineers to create innovative solutions that meet our clients' needs.
Participate in code reviews and provide constructive feedback to other team members
Troubleshoot, debug and maintain consumer facing production environment
Work independently to manage your own workload and prioritize tasks
Requirements
Strong experience as Frontend development particularly with in consumer-facing production systems.
Proficiency with Node.js, TypeScript and the Javascript ecosystem.
Proven hands on experience working in a modern development environment (trunk based development, CI/CD, extensive testing, deployment strategies, a/b testing etc).
Hand on experience with cloud technologies, preferably AWS.
Good knowledge of databases technologies such as PostgresSQL and Elasticsearch
Advantages
Experience working on Saas/B2C Fintech/Proptech products
Experience with working remotely.
Contact information for CV's: ******