Senior Full-Stack Developer (Node.js / React)

We are a technology company that started its journey in 2008. Our main headquarters is located in the picturesque city of Poznań, nestled by the beautiful Malta lake. For more than 17 years, we have been assisting companies in developing and implementing innovative fintech solutions. Leveraging our expertise in areas such as blockchain, online payments, and more, our clients can invent and develop cutting-edge solutions and services that keep them at the forefront of innovation.

Requirements

Senior Full-Stack Developer (Node.js / React)

SKILLS: Node.js | React | MongoDB | AWS | CI/CD | DevOps

B2B PLN 150 - 180 / Hour 💰

LOCATION: REMOTE

START DATE: ASAP

Key Duties and Requirements: A Roadmap to Your Professional Success 🚀

Scope of responsibilities:

• Designing and developing scalable applications using Node.js and React

• Working with MongoDB, including schema design and performance considerations

• Taking ownership of the technical domain and making independent architectural decisions

• Building, maintaining, and improving CI/CD pipelines

• Supporting production systems and handling support tickets when needed

• Collaborating closely with stakeholders, ensuring transparency in technical decisions

• Operating in a fast-paced environment with the ability to ramp up quickly

• Ensuring high code quality through reviews, best practices, and clean architecture

Here’s a set of skills we require:

• Strong hands-on experience with Node.js and React

• Solid expertise in MongoDB

• Practical DevOps experience with a good understanding of CI/CD

• Excellent communication skills and openness in decision-making

• Fast learner, able to become productive quickly

• Willingness to handle operational and support-related tasks

• Strong sense of ownership and ability to work independently

• Familiarity with Kubernetes and/or Rancher

• Experience with GitOps practices

• Broad AWS knowledge, including: EC2, S3, ECS, Route53, CloudFront / CDN

• English at C1 level or higher - daily communication

• Excellent communication skills and transparency in decision-making

Nice to have experience with:

• Working with large datasets, especially time-series data

• Knowledge of databases suitable for time-series workloads

• Ability to mentor and guide junior developers through: Code reviews, Specification reviews, Constructive feedback and knowledge sharing