Fullstack Developer

Swediumglobal; Stockholms kommun; Hybrid; SEK 558,000 - 781,200; Full time

Job summary

Swediumglobal is seeking a Fullstack Engineer with expertise in TypeScript and React Native to join their team in Stockholm, Sweden. The role focuses on developing customer-facing digital services within a banking context, collaborating with cross-functional teams to create effective solutions.

You will design and maintain applications, contribute to microservices architecture, and deal with high transaction volumes. The position involves a hybrid work setup, requiring on-site attendance 2–3 days a week.

Qualifications

• 4–6 years of professional software development experience.
• Strong proficiency in TypeScript, Node.js, and React Native.
• Experience with distributed systems and event-driven architectures.

Responsibilities

• Design, develop, and maintain applications using React Native, TypeScript, and Node.js.
• Contribute to backend and event-driven microservices architecture.
• Build and maintain integrations leveraging Kafka, SQS, and AWS services.

Skills

TypeScript

Node.js

React Native

PostgreSQL

DynamoDB

Kafka

SQS

AWS

Monitoring tools (e.g., Datadog)

Job description

Swedium Global is the growing System Engineering and Solution Company, offering cutting‑edge services across Cloud, IT, Data Engineering, and Software Development domains to clients across Europe and have established us as a trusted partner for businesses seeking innovative solutions. Swedium Global is having presence in Sweden, Finland, Poland, Czech Republic and in India.

Location: Stockholm Metropolitan Area, Sweden (Hybrid: 2–3 days/week onsite)

Overview

Looking for Fullstack Engineer (TypeScript / React Native) to join a dynamic product development team responsible for building and enhancing customer-facing digital services within a banking environment. This role focuses on developing modern mobile and web applications, contributing to backend services, and working with scalable, cloud‑native and data‑intensive systems. You will collaborate closely with cross‑functional teams to deliver high-quality solutions supporting critical business workflows and customer experiences.

Key Responsibilities

• Design, develop, and maintain applications using React Native, TypeScript, and Node.js
• Contribute to backend and event‑driven microservices architecture
• Build and maintain integrations leveraging Kafka, SQS, and AWS services
• Develop systems capable of handling high transaction volumes and complex data flows
• Support system reliability through monitoring, logging, and observability practices
• Collaborate with Product Managers, Designers, and Engineers throughout the development lifecycle
• Participate in feature experimentation, including feature flags and A/B testing
• Ensure code quality, scalability, and performance in a regulated, high‑demand environment

Required Skills & Experience

• 4–6 years of professional software development experience
• Strong proficiency in TypeScript, Node.js, and React Native
• Experience with distributed systems and event‑driven architectures
• Hands‑on experience with PostgreSQL and/or DynamoDB
• Familiarity with Kafka and SQS
• Experience working with AWS (including S3)
• Exposure to monitoring tools such as Datadog or similar
• Proven experience developing both mobile and web applications
• Ability to work on data‑intensive applications and complex workflows

Nice to Have

• Experience in FinTech or other regulated industries
• Knowledge of modern software delivery practices, including CI/CD, feature flags, and experimentation frameworks
• Hybrid setup with 2–3 days per week in the Stockholm office
• Collaborative, cross‑functional product team structure
• Focus on innovation, scalability, and high‑quality customer experience

Job Overview

• Location : Stockholm, Sweden
• Vacancy : 1