Senior FullStack Engineer

Confidential

Not specified contract

Posted: January 30, 2026

Required Skills

Job Description

About the company: Engenious is a US-based consulting agency with a global presence. Although Engenious' main area of expertise is mobile development, it is a home for more than 40 plus talented world-class engineers with domain experience in Web, Backend, and Test Automation.

Open Role: Engenious is looking to hire a Senior FullStack Engineer to our team.

Responsibilities:

Develop high-performance Proofs of Concept (POCs) and full-scale production applications from scratch.

Design and implement scalable server-side applications using Node.js, NestJS, and React/Next.js.

Collaborate with a cross-functional team in a fast-paced Agile environment.

Work closely with the team to integrate AI solutions, including various LLMs and other ML models.

Take full ownership of assigned projects, contributing to architecture, discovery, and innovation throughout the development lifecycle and brainstorm, explore, and deliver innovative solutions in partnership with stakeholders.

Stay current with the evolving technology landscape and apply modern engineering practices and tools to real-world projects.

Requirements:

Brings at least 6 years of experience in full-stack development.

Solid JavaScript and/or TypeScript skills in both frontend (React.js, Next.js) and backend (Node.js, Nest.js);

Strong knowledge of TypeScript and JavaScript.

Experience with prototyping, such as participating in hackathons or conducting R&D work, is a must.

Experience designing, building, and maintaining APIs (REST, GraphQL);

Strong knowledge of backend architectures and databases (MongoDB, RDBMS, Redis, etc…);

English - B2/C1

It will be a plus:

Experience in the AI domain and building solutions with LLM orchestration frameworks (e.g., LangGraph, LlamaIndex); prompt engineering experience is a strong plus.

Experience with CI/CD tools (GitHub Actions, Jenkins, etc.), containerization using Docker, and a solid understanding of networking and web services.

We offer:

Flexible & remote job

Paid vacation and sick leave

Development opportunities in any IT direction

Fun and friendly team

Personal professional growth

Up to 100% reimbursement of participation in core courses and conferences

Send us your CV and take a new step in your professional career!

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