Fullstack Engineer at Shared Business Services (Freelance)

nngroup; Den Haag; Hybrid; EUR 83,000 - 124,000; Full time

Benefits offered by this job

Hybrid work

International environment

Competitive hourly rate

Job summary

NN Bank’s Shared Business Services (SBS) team is seeking a freelance software engineer to help build and expand critical services using a modern stack (Node.js, TypeScript, AWS). The role involves working on green-field and existing applications, with a focus on security, compliance, and scalable design.

You will work in a small team, spending Monday at The Hague office and Wednesday at Rotterdam, in a hybrid setup.

Qualifications

• 5+ years of experience in software development and full-stack capabilities.
• Proficient with TypeScript and Node.js in serverless/AWS environments.
• Experience building secure, compliant cloud solutions and CI/CD pipelines.

Responsibilities

• Create new solutions and expand functionality in pre-existing applications using Node.js, TypeScript and AWS.
• Ensure compliance and security controls are implemented and documented.
• Operate in product discovery, system design, and end-to-end software development activities, including monitoring and operations.

Skills

TypeScript

Node.js

AWS

CI/CD pipelines

English communication

Tools

Azure DevOps

Job description

Have you ever imagined making an impact across all business lines at NN Bank? Join our Shared Business Services (SBS) team and help shape the future of our technology landscape. At the Shared Business Services team, we build and maintain critical functionalities needed in many of or our departments and deliver them as a service. Our team plays a key role in NN Bank's strategic pillars of standardisation and simplification, delivering critical services that support multiple departments.

If you get energized by building modern green-field solutions and ensuring robust security, this assignment is for you. You'll gain hands-on experience with NN's modern tech stack, including serverless AWS solutions, TypeScript, Lambdas, and Step Functions.

What you are going to do

Your primary focus will be leveraging technologies and tools like Node.js, Typescript, AWS to create new solutions convert/expand functionality in pre-existing applications -ensuring compliance and security controls are implemented and documented.

The team owns just a few services, most of them written in Typescript (some in Python) and using serverless solutions in AWS, with Lambdas and Step Functions.

As a freelance engineer, you are expected to work independently and contribute to the team in all the aspects of software development that surround build and maintaining a product. So, you should be comfortable doing: Product discovery, stake holder management, system design, operations monitoring, security controls, etc.

What we offer you

• Competitive hourly rate depending on your knowledge and experience
• ASAP for the duration of 5 months
• Hybrid way of working, partly from home and partly from the office
• International working environment with loads of knowledge sharing

Who you are

• 5+ years of experience in software development and strong proficiency in full-stack development with TypeScript, Node.js
• Solid experience with AWS (Lambda, SQS, SNS, DynamoDB etc)
• Mature in the full software life cycle (product discovery, CI/CD pipelines, observability, configuration management, compliance etc)
• Experience with Azure DevOps pipelines is a plus
• Excellent communication skills in English (B2+)

Who you will work with

You are going to be part of a small team composed by two experienced software engineers and a Product owner. On Monday you will work at the office in The Hague and on Wednesday you will work from our Rotterdam office.

By the nature of the centralized solutions we create for NN Bank, you will interact with many other colleagues in different departments. Specially with other engineers and architects. As all our tech departments are international with English being the main language.