Remote Fullstack Dev - Java & TypeScript for SaaS Workflow

Appfire; United States; Remote; USD 34,000 - 57,000; Full time

Benefits offered by this job

Equity

Time Off & Wellness

Appfire University

Private health insurance (Bulgaria)

Multisport Card

Meal vouchers

Transport card in Sofia

Baby bonus

Job summary

Appfire, a global SaaS software company, seeks an experienced Fullstack Developer (Java & TypeScript) to join our product team. You will contribute to the Workflow and Automation solutions, collaborating with Product Owners, UX/UI designers, and other developers in a Scrum environment.

You’ll design features across backend and frontend, build RESTful APIs with Java/Spring Boot and TypeScript/Node.js, and develop responsive frontend with React 18.

Qualifications

• 5+ years of professional Java/Spring Boot backend experience.
• Strong TypeScript/Node.js backend experience.
• Frontend with React 18 and modern state management.
• Experience building scalable SaaS architectures.
• Automated testing with JUnit/Mockito/Vitest/Playwright.
• Proficiency with Git, Maven, Docker.
• Excellent English communication; eager to learn.

Responsibilities

• Design, develop, and maintain features across backend and frontend of Workflow and Automation solutions.
• Build and maintain backend services and RESTful APIs using Java, Spring Boot, TypeScript, and Node.js.
• Develop responsive frontend with React 18 and state management solutions.
• Ensure high code quality via unit/integration/e2e tests and code reviews.
• Collaborate with Product Owners/UX to deliver valuable improvements.
• Contribute to SaaS architecture enabling scalability and reliability for thousands of tenants.
• Monitor, troubleshoot, and optimize production performance.

Skills

Java 17

Spring Boot

TypeScript

Node.js

React 18

Redux

TanStack Query

REST APIs

Testing frameworks

Git

Maven

Docker

Agile/Scrum

English (B2+)

Tools

Spring Data JPA

Spring Data JDBC

JUnit

Mockito

Vitest

Playwright

VS Code

Job description

Appfire, a global SaaS software company, seeks an experienced Fullstack Developer (Java & TypeScript) to join our product team. You will contribute to the Workflow and Automation solutions, collaborating with Product Owners, UX/UI designers, and other developers in a Scrum environment.

You’ll design features across backend and frontend, build RESTful APIs with Java/Spring Boot and TypeScript/Node.js, and develop responsive frontend with React 18.