Sr. Fullstack developer (MERN)

Job Title : Full Stack Engineer (Python + React.js/Next.js)

Experience : 1 to 6+ Years

Location : Bengaluru (Indiranagar)

Employment : Full-Time

Working Days : 5 Days WFO

Notice Period : Immediate to 30 Days

Role Overview :

We are seeking Full Stack Engineers to build scalable, high-performance fintech products.

You will work on both frontend (Typescript/Next.js) and backend (Python/FastAPI/Django), owning features end-to-end and contributing to architecture, performance, and product innovation.

Main Tech Stack :

Frontend : Typescript, Next.js, React

Backend : Python, FastAPI, Django

Database : PostgreSQL, MongoDB, Redis

Cloud : AWS/GCP, Docker, Kubernetes

Tools : Git, GitHub, CI/CD, Elasticsearch

Key Responsibilities :

• Develop full-stack applications with clean, scalable code.
• Build fast, responsive UIs using Typescript, Next.js, React.
• Develop backend APIs using Python, FastAPI, Django.
• Collaborate with product/design to implement solutions.
• Own development lifecycle: design → build → deploy → monitor.
• Ensure performance, reliability, and security.

Requirements :

Must-Have :

• 1–6+ years of full-stack experience.
• Product-based company background.
• Strong DSA + problem-solving skills.
• Proficiency in either frontend or backend with familiarity in both.
• Hands-on experience with APIs, microservices, Git, CI/CD, cloud.
• Strong communication & ownership mindset.

Good-to-Have :

• Experience with containers, system design, observability tools.

Interview Process :

1. Coding Round : DSA + problem solving
2. System Design : LLD + HLD, scalability, microservices
3. CTO Round : Technical deep dive + cultural fit

We’re building the future of AI-powered sales enablement.

PitchSense AI is a flagship product within our portfolio of AI-driven Sales and Marketing solutions.

We blend conversational intelligence, generative AI, and behavioural analytics to help people master persuasion through real-time AI simulations.

Why PitchSense AI

Working here means joining a small, fast-moving team that lives at the frontier of applied AI.

You’ll:

• Build in a high-pace, high-learning environment where ideas ship fast.
• Tinker with cutting-edge AI tools, agents, and large language models (LLMs) daily.
• Prototype novel ways to combine speech, emotion, and reasoning into human-like training experiences.
• Learn across multiple domains — engineering, design, analytics, and product.
• Work directly with the founding team on problems no one has solved before.

This is not routine work — it’s an opportunity to shape entirely new experiences in human-AI interaction while growing faster than you ever have before.

Stack: Next.js · TypeScript · NestJS · Prisma · PostgreSQL · AWS · OpenAI · AISDK · AI Agents · RAG · ElevenLabs

Culture: Ownership · Velocity · Craftsmanship

SDE II

Location: Gurgaon

Experience: 2–4 years | Type: Full-time | Reports to: CTO

Responsibilities

• Architect and scale multi-tenant systems for AI training and analytics.
• Design clean APIs and optimise data models for speed and resilience.
• Mentor junior engineers and uphold engineering best practices.
• Enhance caching, monitoring, and infrastructure reliability on AWS.
• Integrate AI-based code reviews to maintain quality and velocity.

Requirements

• 2–4 years of full-stack or backend experience.
• Expertise in TypeScript, Node.js, PostgreSQL, React/Next.js.
• Comfortable owning modules from design to production.

Bonus

• Experience with AI model integration or speech intelligence.
• Exposure to Prisma ORM, CI/CD, and monitoring tools.

Developer Tools & Workflow

Every engineer and designer at PitchSense AI uses modern, AI-augmented tools to move fast and ship better.

Tools

• Cursor IDE
• Claude Code
• AWS (Lambda, ECS, RDS, S3)
• AI-based Code Reviews
• MagicPath
• Figma AI

Workflow Highlights

• Continuous deployment via GitHub Actions / AWS Pipelines.
• PR preview environments for instant testing.
• AI-driven code review loops for rapid iteration.
• Cross-disciplinary culture - work across frontend, backend, DevOps, and design.

Culture & Perks

• Ownership from day one - every role is founding-level.
• High-performance, meritocratic culture - growth based on impact, not tenure.
• Cross-discipline learning - explore code, design, and infrastructure alike.
• MacBook for work and premium tooling.
• Annual offsite for alignment and collaboration.
• Competitive compensation and ESOPs for core hires.
• Direct mentorship from the CTO and founding team.
• Real impact - reshape how humans learn to sell, speak, and persuade through AI.

Job Summary: 

We are looking for a talented Full Stack Developer with experience in C# (ASP.NET Core Web API), React, and SQL Server. The successful candidate will be responsible for designing, developing, and maintaining robust web applications and APIs, ensuring seamless integration between the front-end and back-end systems. 

Key Responsibilities: 

Full Stack Development: Design, develop, and maintain web applications using C#, ASP.NET Core Web API, and React. 

API Development: Create and maintain RESTful APIs to support front-end applications and integrations. 

Database Management: Design, optimize, and manage SQL Server databases, including writing complex queries, stored procedures, and indexing. 

Front-End Development: Implement user interfaces using React, ensuring a smooth and responsive user experience. 

Code Quality: Write clean, scalable, and well-documented code following best practices in software development. 

Collaboration: Work closely with cross-functional teams, including UI/UX designers, back-end developers, and DevOps, to deliver high-quality software solutions. 

Testing & Debugging: Conduct unit testing, integration testing, and debugging to ensure the quality and reliability of applications. 

Continuous Improvement: Stay updated on the latest industry trends and technologies and integrate them into development processes where applicable. 

Required Qualifications: 

Experience: Proven experience as a Full Stack Developer with a strong focus on C#, ASP.NET Core Web API, React, and SQL Server. 

Technical Skills: 

Proficient in C# and ASP.NET Core Web API development. 

Strong experience with React and related front-end technologies (JavaScript, HTML, CSS). 

Expertise in SQL Server, including database design, query optimization, and performance tuning. 

Familiarity with version control systems like Git. 

Understanding of RESTful architecture and Web API design. 

Problem-Solving: Excellent analytical and problem-solving skills with the ability to troubleshoot complex issues. 

Communication: Strong verbal and written communication skills, with the ability to articulate technical concepts to non-technical stakeholders. 

Team Collaboration: Ability to work effectively in a team environment, collaborating with cross-functional teams to achieve project goals. 

Preferred Qualifications: 

Experience with ASP.NET Core MVC or Blazor. 

Knowledge of cloud platforms such as Azure or AWS. 

Experience with Agile/Scrum development methodologies. 

Education: 

Bachelor’s degree in Computer Science, Software Engineering, or a related field (or equivalent experience)

About Vyapar:

We are a technology and innovation company in the fintech space, delivering business accounting software to Micro, Small & Medium Enterprises (MSMEs). With more than 5 Million users across 140 countries, we are one of the fastest growing companies in this space. We take the complexity out of invoicing, inventory management & accounting, making it so simple, such that small businesses can spend less time on manual bookkeeping and spend more time focusing on areas of business that matter.

Role Summary:

Vyapar's Engineering team builds the technology platform that eases and digitizes our customers' bookkeeping and enables the transition of cumbersome accounting data from general bookkeeping to a digitized always available resource.

The Javascript engineer will be responsible for the developing features in Vyapar application. Strong understanding of HTML, CSS, JavaScript, Responsive design, JQuery, React, database etc. concepts is critical

Key Responsibilities:

• Translate designs and wireframes into high-quality code.
• Design, build and maintain high performance, reusable, and reliable code.
• Ensure the best possible performance, quality, and responsiveness of the application.
• Use of complex algorithm to build the business requirements.
• Help maintain code quality, organization, and automatization.
• Ability to understand business requirements and translate them into technical requirements

Desired Skills And Requirements

Must have

• Strong JavaScript
• HTML, CSS 
• React/Angular/JQuery/Vue
• Problem-solving skills, and Data Structures.
• Strong knowledge of SQL database or RDBMS.

Good to have

• Familiarity with RESTful APIs to connect applications to back-end services.
• Strong knowledge of Web UI design principles, patterns, and best practices.
• Experience with offline storage and performance tuning.
• Experience and understanding of database concepts and sql queries.
• Familiarity with cloud message APIs and push notifications.
• Familiarity with continuous integration.
• A knack for benchmarking and optimization.

Experience:

• Minimum 4 years of experience in JavaScript
• Minimum 3 years of experience in HTML, CSS
• Minimum 3 years of experience in SQL/ RDBMS.

Education:

• A full-time B.E/ B.Tech Degree from a recognized university.

Who should not apply for this job

• If you are looking for a 100% hike in your salary but can't commit to what value you will bring on the table
• If you never read books
• If you jump companies every 11-12 months
• If you are not comfortable working on Saturdays
• If you have less than 2 years of experience
• If you have more than 4 years of experience

At this position you will:

• Get solid experience with high-load distributed architecture using REST and High load services.
• Work with automated CI/CD processes, AWS cloud, and VoIP.
• Implement and support microservices based on Elasticsearch, Mongo, and frontend.

Key-Skills Required:

Node.js  | Express  | REST Api   | Javascript  | Redux-Saga |   MongoDB | Web security TLS/SSL | Web Sockets |   Promises & Call-backs | Database & Data structures |   Redis | Elasticseach | React.Js

Key Deliverables: 

• New feature design and implementation, Bug fixing, testing and performance tuning.
• Work on the API and Engines.
• Code deployment on cloud & maintenance of the same.
• Take complete ownership of a product/feature from setup to deployment.
• Time-bound feature delivery & updating.
• Cost-saving using efficient & effective technologies

Role and Responsibilities: 

• Work on back-end (+ frontend integration) development of core scripts using NodeJS / MongoDB /Express /Redux, and Redis.
• Manage Key-value based databases like Redis.
• Active participation in the development of a sophisticated platform as one of the leading developers.
• Document code consistently throughout the development process by listing a description of the program, special instructions, and any changes made in database tables on procedural, modular, and database level.
• Respond promptly and professionally to bug reports. 
• Knowledge of bluebird.js (Promises), Async, etc will be of advantage.
• Coding and programming using Object-Oriented Programming, Data Structure and Algorithms, architecture/ design and build RESTful API.
• Passionate about building products and features and build the product from scratch with thrust on Web security, TLS/SSL, web sockets, etc
• Knows one or more of Wireframes/ Prototyping/ Functional Documentation of business.

4-10 LPA based on experience and on performance in the interview round (70% Fixed - 30% Variable Incentive based on performance/delivery schedule)

(We do ZERO deductions since the salary will be paid from US/Singapore)

Role description:

We are looking for Senior Software Engineer with expertise and experience in designing and developing

applications including new developments, enhancements, maintenance and support. The role involves continuous collaboration with team, partners.

Candidate description:

Should have:

 Passion for technology and financial domain with demonstrated ability to learn quickly

 Delivery focus with ability to take full ownership

 Strong commitment to quality and delivery

 Strong communication skills

Skills/Knowledge and experience:

 Object oriented design and development skill

 Webservices - Node JS/Express JS, Rest API

 Frontend – Angular (Javascript and Typescript), React

 Unix and Shell scripting

 SQL Proficiency, good to know MongoDB