Senior Full stack Developer (Part-time, 4Hours/Day, Remote)

Experience: 4.00 + years

Salary: Confidential (based on experience)

Expected Notice Period: 7 Days

Shift: (GMT+05:30) Asia/Kolkata (IST)

Opportunity Type: Remote

Placement Type: Full Time Permanent position(Payroll and Compliance to be managed by: Cogniviti Labs)

(*Note: This is a requirement for one of Uplers' client - Cogniviti Labs)

What do you need for this opportunity?

Must have skills required:

BullMQ/Kafka, GraphQL, AI/NLP, FastAPI, Node.js, rag, Docker, Kubernetes, PostgreSQL, Redis, TypeScript

Cogniviti Labs is Looking for:

Seeking a Senior Full-Stack Developer (4–8 years) with demonstrated success building and operating customer-facing products.

Engagement type - (Part-time, 4Hours/Day, Remote)

Responsibilities

• Build responsive front ends in React/Next.js (TypeScript).
• Develop reliable Node.js (TypeScript) APIs; document and version them.
• Create FastAPI services in Python; design clear data models.
• Work with PostgreSQL and Redis; implement background jobs and real-time features (SSE/WebSockets).
• Implement practical AI/NLP features, including RAG (Retrieval-Augmented Generation) with embeddings/retrieval and LLM-based responses, with basic evaluation and guardrails.
• Uphold testing, security basics, monitoring/logging, and CI/CD.
  
  
  

Required

• Strong hands-on experience with React + TypeScript and Node.js + TypeScript.
• Experience building and maintaining FastAPI services.
• Proficiency with PostgreSQL, Redis, Docker, and automated testing.
  
  
  

Nice to have

• GraphQL, OpenSearch/Elasticsearch, S3/object storage.
• Queues/streams (e.g., BullMQ/Kafka) and Kubernetes.
• Exposure to LLM prompt design, embeddings, retrieval, and re-ranking.
  
  
  

Why join - Meaningful ownership, supportive culture, competitive compensation.

How to apply for this opportunity?

• Step 1: Click On Apply! And Register or Login on our portal.
• Step 2: Complete the Screening Form & Upload updated Resume
• Step 3: Increase your chances to get shortlisted & meet the client for the Interview!
  
  
  

About Uplers:

Our goal is to make hiring reliable, simple, and fast. Our role will be to help all our talents find and apply for relevant contractual onsite opportunities and progress in their career. We will support any grievances or challenges you may face during the engagement.

(Note: There are many more opportunities apart from this on the portal. Depending on the assessments you clear, you can apply for them as well).

So, if you are ready for a new challenge, a great work environment, and an opportunity to take your career to the next level, don't hesitate to apply today. We are waiting for you!