Enter a job title or keyword

Staff Engineer

Rain Technologies


Job Location:

Lisbon - Portugal

Monthly Salary: Not provided by the employer
Posted: 11 July 2026 (30+ days ago)
Application Deadline: 8 October 2026
Vacancies: 1 Vacancy

Department:

Engineering

Job Summary

Rain is the worlds first AI Financial Health Platform serving 3.5 million employees at leading organizations like McDonalds Marriott and T-Mobile. Rain works in the background to optimize every employees financial life to prevent shortfalls and build long-term stability. Backed by top investors including QED and Prosus Rain has raised $150M in venture funding to fuel our next stage of hyper growth.

About the User Tribe

We are looking for a Staff Backend Engineer in EMEA. This position is remote. As a senior technical leader on the team you will set the technical direction for major areas of our backend platform including API integrations with 3rd-party vendors and partners and the core systems that sit at the intersection of the banking payroll and timekeeping domains.

This is a rare opportunity to build the foundations of a whole new set of personal financial health products. You will shape the architecture set the engineering bar and lead the efforts that help users maintain positive cash availability and take control of their financial lives. Working closely with our international product and engineering teams you will operate in a fast-paced environment where strong system design judgment and the ability to move quickly without sacrificing reliability are essential.

Our ideal candidate is excited to tackle the toughest technical challenges drive strategic thinking across the organization and bring extensive experience designing and building novel fintech products from the ground up.

What Youll Do

  • Set technical direction and architecture for major areas of the backend platform translating ambiguous product goals into robust scalable technical strategy

  • Design and implement reliable systems and applications in a fully distributed micro-services architecture leading by example on engineering quality

  • Build and maintain integrations with 3rd-party vendors and partners

  • Design and implement highly available RESTful APIs supporting user-facing web and mobile applications

  • Establish reusable patterns frameworks and libraries that ensure scalability and accelerate future product development

  • Enforce observability best practices leveraging tools like logging metrics and alerting systems

  • Create and maintain detailed technical documentation (architecture designs APIs workflows and system configurations)

  • Continuously monitor systems for opportunities to maximize performance and scalability

  • Mentor engineers and raise the technical bar across the team

Who You Are
  • You have at least 8 years of professional experience as an engineer with a track record of operating at a staff or principal level

  • You have extensive experience designing and building novel fintech products ideally from concept to scale

  • You have strong system design skills and thrive in a fast-paced environment balancing speed with long-term technical health

  • You have a strong ability to take ownership of large ambiguous initiatives driving them from concept to completion while proactively identifying challenges and solutions

  • You have excellent cross-functional collaboration and communication skills and can influence decisions across teams

  • Youre deeply familiar with complex large scale distributed systems

Required Technical Qualifications
  • Proficient in backend languages: Go/Golang Python

  • Strong expertise in designing and developing RESTful APIs

  • Expertise in SQL and NoSQL database technologies including data model design and optimization

  • Proven experience building reliable and scalable user-facing applications

  • Proficiency in message queuing systems such as Kafka (preferred) RabbitMQ or Flink

  • Familiarity with Cloud technologies: AWS/Azure/GCP serverless Docker Kubernetes ECS among others

  • Effective release management experience for ensuring zero downtime and experience with CI/CD frameworks such as Gitlab CI and Github actions

Diversity Equity and Inclusion Commitments

As part of our dedication to the diversity of our workforce Rain is committed to Equal Employment Opportunity and does not discriminate based on race religion color national origin ethnicity gender sex (including pregnancy) protected veteran status age disability sexual orientation gender identity gender expression or any unlawful criterion existing under applicable federal state or local laws. If you need assistance or accommodation due to a disability you may contact us at

Whats Next

Ensuring a smooth and enjoyable candidate experience is critical for us. Our interview process tends to take about 4 weeks to complete but may fluctuate depending on the role. Learn more about our hiring process here. Dont be afraid to let us know if you need more flexibility.


Required Experience:

Staff IC


About Company

Company Logo

Rain streamlines Earned Wage Access with industry-leading standards. Experience an effortless on-demand pay solution designed to bring employers and employees together in financial wellness.

View Profile View Profile