Senior Banking and Brokerage API Developer - Berlin

wealthAPI GmbH; Berlin; Ibrido; EUR 90.000 - 130.000; Tempo pieno

Vantaggi offerti da questo lavoro

30 days paid leave

Flexible working times

Fully remote or hybrid positions

Urban Sports Club membership

Descrizione del lavoro

wealthAPI GmbH is seeking a senior software engineer to build and evolve APIs to banks, brokers, and crypto platforms, while reverse-engineering external systems for robust integration. You will guide teammates, own feature end-to-end, and contribute to architectural decisions.

The role emphasizes fast delivery with high code quality, strong testing, and a culture that values autonomy and collaboration in a fintech environment.

Competenze

• 7+ years of software development experience.
• Strong background in finance or wealth management.
• Development experience in ruby-on-rails.
• Development experience in Java and preferably Spring Boot.
• Test-Driven Development.
• Extensive unit and integration testing skills.

Mansioni

• Develop and improve APIs to banks, brokers and crypto-platforms.
• Investigate, interpret and reverse-engineer banking and brokerage APIs.
• Guide and support other team members based on your financial and technical expertise.
• Work in a small team and take product assignments to completion across planning, interpretation, development and delivery.
• Actively participate in architectural design and decision-making.
• Conduct code peer-reviews and attend retrospectives to plan improvements as a team.
• Use modern technologies: Spring Boot, Ruby on Rails, Postgres, Google-Cloud, Kubernetes, Docker, Astra-DB, Astra-Vector-DB.
• Get involved in projects with seasoned Engineers to improve architecture, scalability and security.
• Demonstrate communication, ownership, accountability and team play; contribute to product improvement.

Conoscenze

7+ years experience

Finance/wealth management

Ruby on Rails

Java & Spring Boot

Test-Driven Development

Unit & integration testing

Strumenti

Spring Boot

Ruby on Rails

Postgres

Google Cloud

Kubernetes

Docker

Astra-DB

Astra-Vector-DB

Descrizione del lavoro

You love code, wealth and disruptive solutions? Then continue reading!

What we do:

wealthAPI enables financial multipliers to monetize trust. We provide core financial solutions for large financial education and comparison platforms, portals and other partners. Together, we drive the ongoing disruption of the wealth management market - with one goal: empower everybody to be his or her own portfolio manager.

About you:

You are an experienced software engineer and at the same time passionate about investing. You love to put your experience behind a fast growing, community-driven solution. You are able to read through order statements and to interpret the data on your own. Investment related terms like "Split", "Spin-Off", or "Knockout" are nothing new for you. Optimally, you already have hands-on development experience with banking or brokerage APIs.

When coding, solving complex problems motivates you. Combining reverse engineering with high quality requirements makes your engineering skills shine. High test coverage is your standard.

About us:

wealthAPI is a fast-growing FinTech with one aim: improve the way we manage and plan our wealth. wealthAPI is primarily owned by its founders and operates under a long-term growth strategy.

At wealthAPI, we live an open discussion culture, decide together and develop as a team. You are encouraged to take your own decisions and actively shape our products.

Performance in the job is important to all of us - at the same time both founders have family. This means we care about compatibility of family and career.

We combine technical excellence with a deep understanding of financial markets. Sharing knowledge is part of the “wealthAPI DNA”.

We love our work - and are passionate about our products.

Tasks

• Develop and improve APIs to banks, brokers and crypto-platforms.
• Investigate, interpret and reverse-engineer banking and brokerage APIs.
• Guide and support other team members based on your financial and technical expertise.
• Work in a small team and as such take product assignments and lead them to completion. You will be responsible for all the phases of planning, interpretation, development and delivery.
• Actively participate in architectural design and decision-making.
• Conduct code peer-reviews and attend retrospectives to plan and execute improvements as a team. Support junior and mid-level team members to achieve high code quality.
• Use modern technologies: Spring Boot, Ruby on Rails, Postgres, Google-Cloud, Kubernetes, Docker, Astra-DB, Astra-Vector-DB.
• Get involved in technological projects together with experienced Engineers and further improve our architecture, scalability and security to fulfil the need of our ever growing solution.
• Demonstrate great communication, ownership, accountability and team play skills. You are not “just” a developer - you will always think about our product and how to improve the experience for our customers.

Requirements

Must have:

• 7+ years of software development experience
• Strong background in finance or wealth management
• Development experience in ruby-on-rails
• Development experience in Java and preferably Spring Boot
• Test-Driven Development
• Extensive unit and integration testing skills

Beneficial:

• Machine learning experience or related statistical training
• Experience with a big-data stack such as MongoDB or Cassandra
• Willingness to learn about new technologies
• Use data or reliable sources of information to drive the decision making during discussion, design or implementation phases
• Have the ability to take on complex problems, learn quickly, and persist towards a good solution
• Be conscious about speed of delivery vs quality of code and find the best balance
• English is mandatory
• We are an english-first company; still, your German should be good enough to interpret a banks accounting statements

We are a highly-functional team that focuses on personal and professional growth. We discuss openly, decide in the team and implement together. We combine technical excellence with a deep understanding of financial markets. Learning from each other is part of the “wealthAPI DNA”. We will take you with us on this educational journey.

We offer:

• 30 days of paid leave
• flexible working times
• fully remote or hybrid positions
• Urban Sports Club membership

wealthAPI is an equal career opportunity no matter your gender, identity, race or religion.

We value transparency, close collaboration, and a slight amount of chaos in our work because it makes us faster and more creative.