Senior Developer

2 weken geleden


WorkFromHome, Nederland Innovative Workforce Solution Ltd Voltijd

The Role


As a Senior Developer in our R&D team, you will play a key role in the design, development, and implementation of full-stack solutions. You will work on a variety of projects using Node.js and Next.js to deliver robust, scalable, and innovative software. The ideal candidate will be an all-rounder with a passion for full-stack development, an eye for detail, and a solid understanding of databases, microservices, queuing systems, service mesh, and modern cloud architectures. Strong knowledge of design patterns such as Domain-Driven Design (DDD), Saga Pattern, CQRS, and dependency injection principles like SOLID is essential.


Key Responsibilities:


  • Design and develop high-quality full-stack applications using js, Python and Next.js/React .
  • Design and optimize relational databases such as MySQL and NoSQL databases like MongoDB .
  • Write efficient and correct SQL queries and analyse flawed queries to improve performance.
  • Create and manage indexes to optimize database performance and ensure query efficiency.
  • Architect and implement Microservices -based solutions for scalable systems.
  • Implement and manage Service Mesh technologies for microservices communication and network reliability.
  • Apply design patterns like Domain-Driven Design (DDD) , Saga Pattern , and CQRS to ensure high-quality, maintainable, and scalable software architecture.
  • Utilize dependency injection and SOLID principles to promote clean code and effective software design.
  • Optimize system performance using caching mechanisms (e.g., Redis, Memcached).
  • Experience working with queuing tools such as RabbitMQ or Kafka for distributed messaging and event streaming.
  • Contribute to DevOps practices and maintain a working knowledge of Cloud Solutions (Oracle Cloud/AWS/Azure).
  • Translate complex system designs into UML diagrams and ensure effective documentation practices.
  • Collaborate with product and design teams to ensure an eye for detail in both user experience and technical implementation.
  • Lead and participate in R&D projects, helping to prototype and evaluate new technologies

Requirements:


  • Strong js development experience.
  • Proficiency in js and PHP is highly desirable.
  • Expertise in designing and optimizing relational databases like MySQL and NoSQL databases such as MongoDB .
  • Experience writing correct and efficient SQL queries and troubleshooting flawed queries.
  • Knowledge of indexing strategies to optimize database and SQL performance.
  • Expertise in developing and deploying Microservices
  • Experience with Service Mesh technologies (e.g: Consul/Istio/Linkerd) for microservices management and traffic control.
  • Strong understanding of design patterns such as Domain-Driven Design (DDD) , Saga Pattern , CQRS , and event-driven architectures .
  • Proficient in applying dependency injection and adhering to SOLID principles for maintainable software design.
  • Experience with queuing tools such as RabbitMQ and Kafka for distributed messaging and event-driven architectures.
  • Experience with caching mechanisms (Redis, Memcached) to enhance performance.
  • Basic understanding of Cloud platforms (AWS, GCP, Azure).
  • Ability to work with DevOps practices, CI/CD pipelines, and containerization (e.g., Docker).
  • Proficient in UML design for software architecture and documentation.
  • Detail-oriented with excellent problem-solving skills.
  • Strong communication and collaboration skills within cross-functional teams.

Preferred Experience


  • 5+ years of experience in full-stack development , with strong expertise in js, Python and Next.js/React .
  • Prior experience with Service Mesh and large-scale system integration.
  • Knowledge of Agile development methodologies such as Scrum or Kanban previous experience with JIRA and Confluence is a plus.
  • Experience with R&D or innovation-focused projects is a plus.
  • Familiarity with Containerization (Docker/Kubernetes).


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