Senior Fullstack Engineer (React, Java/ Kotlin)

Hi! Discover the possibilities of cooperating with Scalo!

At Scalo, we focus on delivering software projects and supporting our partners in developing their business. We create software that enables people to make changes, act faster, and achieve better results. We utilize a wide spectrum of IT services to support our clients in achieving their business goals.

Our areas of activity include, among others:

technological consultancy, software development, embedded systems, cloud solutions, data management, dedicated project teams.

What do we offer as part of our cooperation?

the possibility of providing services in diverse projects in the areas of Software, Embedded, Data, and Cloud Services,

involvement in additional pre-sales and expert initiatives,

access to medical care, a sports card, and a cafeteria platform in accordance with the applicable cooperation rules. 100% remote work, a rate of up to 170 PLN/h on B2B depending on experience.

Daily tasks

• participation in a fintech industry project where you will develop modern solutions supporting KYC, Anti-Financial Crime,
• Fraud Operations, and AI-powered support systems for over a million clients of an investment platform,
• the technology stack used in the project (depending on the team): Java/Kotlin + React or Python + React, TypeScript, Next.js, NestJS,
• AWS, Docker, GraphQL, CI/CD, event-driven architecture, AI tooling,
• development and maintenance of frontend and backend applications,
• designing and developing APIs and integrations between systems,
• creating solutions based on event-driven architecture and asynchronous workflows,
• development of chatbots, customer support platforms, and functionalities utilizing AI,
• collaboration with business teams in designing and implementing new functionalities,
• ensuring code quality, testing, security, monitoring, and the reliability of solutions,
• participating in architecture design and mentoring team members,
• 100% remote work,
• a rate of up to 170 PLN/h on B2B depending on experience.

Requirements

Competencies required to perform the services:

you have at least 5 years of experience as a Fullstack Engineer,

you have very good knowledge of React/ TypeScript/ JavaScript,

you have backend experience in Java/Kotlin or Python,

you know REST API, GraphQL, and authentication and authorization mechanisms (JWT),

you have worked with distributed, event-driven, or asynchronous processing architectures,

you have experience with AWS, Docker, Git, and CI/CD,

you care about high code quality, testability, and application security,

you communicate fluently in English (min. B2/C1),

additional assets will be experience in a regulated industry, workflow systems, internal platforms, or AI solutions.

Must have: React, TypeScript, JavaScript, Java, Kotlin, Python, REST API, GraphQL, AWS, Docker, Git

Nice to have: AI