Fullstack Developer (Python/Node.js)

Company Description

At MarsDevs, we specialize in transforming ambitious ideas into scalable software solutions for startups and SMBs. As a strategic technology partner, we combine product strategy, clean engineering, and design thinking to create unique digital experiences. Our expert team, consisting of developers, AI engineers, DevOps professionals, and UI/UX designers, has successfully delivered custom solutions across industries. Services include web and mobile app development, AI and blockchain solutions, workflow automation, and cloud infrastructure modernization. With experience aiding 100+ organizations worldwide, MarsDevs is committed to delivering reliable, scalable, and innovative tech solutions tailored to your business needs.

We’re looking for solid full-stack developers who are comfortable working across backend and frontend. You may be stronger in either Python or Node.js, but you should be open to learning the other as part of the role.

• Backend:

  Python (FastAPI), Node.js (NestJS)

• Frontend:

  React.js (Next.js)

• Design, develop, and maintain scalable backend APIs
• Build and optimize frontend applications using React.js and Next.js
• Collaborate with product, design, and QA teams to deliver features end-to-end
• Write clean, reusable, and well-documented code
• Debug issues, improve performance, and ensure code quality
• Learn and work across both backend stacks as required

• 3–4 years of hands-on full-stack development experience
• Strong experience with

  React.js and Next.js

• Backend experience with either Python (FastAPI) or Node.js (NestJS)

• Willingness to learn and work on the other backend stack

• Good understanding of RESTful APIs

• Experience with relational and/or NoSQL databases

• Familiarity with Git and collaborative development workflows

• Cloud experience (AWS, GCP, or Azure)
• Docker and basic DevOps exposure
• Understanding of system design and scalability
• Startup or product-based company experience