Backend Developer (Mandora)
Visma is looking for an amazing Node Developer with Agentic AI
We usually respond within three days
Visma is not just your average company – we're a leading Norwegian player in the mission-critical business software scene, making a real impact. Picture us as the folks who find, build, and deliver software that genuinely makes life better for millions of people worldwide.
Our software? It's the magic wand that simplifies and automates those tricky work processes, giving folks the freedom to enjoy their everyday lives a bit more. Now, here's the cool part – Visma isn't just a company; it's a dynamic network of go-getters, each running their show with that startup flair, unique personality, and strong leadership.
What sets us apart? Well, each of our companies gets to do its thing – we call it business autonomy. It's like a secret sauce that keeps our growth game strong. Our mission is simple but powerful: we want to empower people by making complex tasks easy. Looking forward, we're not just tech enthusiasts; we're on a mission to shape the future of society through our tech wizardry.
What the role involves:
As backend developer, you will:
- Architect backend services – Design and implement robust, scalable APIs and data systems for complex accounting processes
- Bridge AI and data – Build the infrastructure that connects agentic AI capabilities with financial data and business logic
- Own technical implementation – From database design to API architecture, ensuring security and performance
- Drive quality – Implement comprehensive testing strategies and optimize system performance
What you bring to the table:
- 7+ years of experience in backend development
- Strong proficiency in Node.js and TypeScript – You write clean, maintainable, production-ready code
- Extensive experience with PostgreSQL – Schema design, query optimization, and data modeling
- Proven ability to design and implement secure, well-documented RESTful API
- Solid understanding of backend security best practices and data protection principles
- Experience with automated testing frameworks (Jest preferred)
- Agentic AI understanding – Model Context Protocol, tool calling, autonomous agents and evals
- Knowledge of AI patterns – RAG, prompt engineering, LLM integration in production
environments - Experience with microservices architecture and event-driven systems
- Performance tuning and optimization for backend systems
What we expect from you:
- Design and development of our agentic platform and new features
- Experiment and co-develop new ideas with design and product
- Develop and maintain core backend services and APIs using Node.js and TypeScript
- Design and optimize PostgreSQL database schemas for financial data storage and retrieval
- Implement business logic for accounting features and financial calculations
- Build data processing pipelines with validation, transformation, and AI enrichment
- Integrate with AI services and external APIs (banking, payment systems, Norwegian government APIs)
- Ensure application security, data privacy, and regulatory compliance
- Optimize performance for efficient database queries and computational tasks
- Collaborate on architectural decisions regarding data flow and system design
- You have a work permit for working in Portugal*
Technologies we use:
- Backend: Node.js, TypeScript, PostgreSQL, REST APIs
- AI: LLMs, MCP, custom agentic workflows
- Testing: Jest or similar tools
- Infrastructure: GCP
- Tools: Git, Agile workflows
Bonus:
- Experience with fintech or compliance-heavy domains
- Understanding of accounting principles or financial systems
- Familiarity with Norwegian APIs (Tripletex, Brønnøysund registers, Altinn, banking)
- Experience with message queues or event-driven architectures
- Experience in fast-paced startup environments
- Open source contributions or technical blogging
What you can expect from us:
We will offer you a competitive salary and benefits package. But, we hope you will give us a chance based on what truly makes us the coolest place to work (in our opinion):
- We love that you bring your ideas to the table: You will be part of a culture that favors experiments and value initiative, so it’s easy to get your ideas heard.
- Make an impact from day 1: We want you to experience meaning as much as you experience mastery through creating value that impacts people's everyday lives. And you get to influence how to go about creating that value with full autonomy of your work.
- Flexibility at all stages of life: Work is an important part of life. Yet, we know that you are much more than your job. We make room for people at all stages of life.
- We invest in your competence: When you step into Visma, opportunities from A-Z awaits. You will be met by engaged leaders that care for and support you, and take part in competence sharing and learning networks across Visma within.
- Above all, we are a team: Team spirit is key for us to deliver on our promises to people and society, but most importantly; to form a culture where people support and care for each other as much as we have tons of fun together.
We celebrate a culture where everyone's uniqueness contributes to our collective success. Feel free to share a bit about yourself, your interests and what makes you thrive both at work and in life. We're looking forward to learning more about you!
*To comply with local employment laws, this position is open only to individuals who have the legal right to work in Portugal. Candidates must have a valid work permit or authorization to work in Portugal without employer-sponsored visas.
- Department
- Software Development
- Role
- Back-end developer
- Locations
- Porto
- Remote status
- Hybrid
- Employment type
- Full-time
- Company
- Visma Tech Unipessoal LDA
- Competencies
- Google Cloud Platform, Node.js, Artificial intelligence
- Application deadline
- 01 January, 2026
About Visma
Visma is a leading provider of core business software for a more efficient and resilient society. We simplify the work of companies and organisations of all sizes, empowering people and helping businesses grow and thrive.
Think of Visma as an ecosystem of companies, cultures, and people, united by shared values and the vision to shape the future of society through technology.
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