Fullstack Developer (MERN)

Job Title : Product Engineer – Fullstack Developer

Experience Required : 4 to 6 Years

Location : Indiranagar, Bengaluru (Hybrid – 2 to 3 days/week in office)

Open to Remote : Yes (based on fit and preference)

Job Summary :

We are looking for a Fullstack JavaScript Engineer with a backend-heavy profile to join our innovative product team.

You’ll be involved across the full product lifecycle — from design and development to deployment and operations — for modern travel systems.

Ideal candidates should be strong in JavaScript, Node.js, and React.js, with a solid understanding of TDD, OOP, and CI/CD practices.

Mandatory Skills :

JavaScript, Node.js, React.js, REST/GraphQL APIs, OOP, TDD, CI/CD, Unit Testing, HTML/CSS, and experience in fullstack/backend-heavy development.

Key Responsibilities :

• Build robust features for our next-gen Trip Planning Systems.
• Work across the full stack: backend (Node.js, Kotlin), frontend (Vue.js/React.js), and APIs (REST/GraphQL).
• Participate in the entire SDLC – from planning and architecture to deployment and monitoring.
• Follow modern software engineering best practices like TDD, code reviews, continuous integration.
• Collaborate closely with cross-functional teams and contribute to technical design discussions.

Must-Have Skills :

• 4 to 6 Years of professional experience in fullstack development.
• Strong proficiency in JavaScript & Node.js.
• Hands-on experience with React.js (preferred over Angular).
• Proficiency in building REST or GraphQL APIs.
• Strong understanding of OOP and Test-Driven Development (TDD).
• Familiarity with CI/CD tools (e.g., Jenkins, GitHub Actions).
• Comfort working with multiple languages or stacks (e.g., Kotlin, Vue.js).
• Experience with unit testing and automation frameworks.

Nice-to-Have :

• Exposure to cloud infrastructure (e.g., AWS, Docker, Kubernetes, Terraform).
• Experience in both product and service-based companies.
• Contributions to code quality and code reviews.

Role Objective

Develop business relevant, high quality, scalable web applications. You will be part of a dynamic AdTech team solving big problems in the Media and Entertainment Sector.

Roles & Responsibilities

* Application Design: Understand requirements from the user, create stories and be a part of the design team. Check designs, give regular feedback and ensure that the designs are as per user expectations.  

* Architecture: Create scalable and robust system architecture. The design should be in line with the client infra. This could be on-prem or cloud (Azure, AWS or GCP). 

* Development: You will be responsible for the development of the front-end and back-end. The application stack will comprise of (depending on the project) SQL, Django, Angular/React, HTML, CSS. Knowledge of GoLang and Big Data is a plus point.  

* Deployment: Suggest and implement a deployment strategy that is scalable and cost-effective. Create a detailed resource architecture and get it approved. CI/CD deployment on IIS or Linux. Knowledge of dockers is a plus point.  

* Maintenance: Maintaining development and production environments will be a key part of your job profile. This will also include trouble shooting, fixing bugs and suggesting ways for improving the application. 

* Data Migration: In the case of database migration, you will be expected to suggest appropriate strategies and implementation plans. 

* Documentation: Create a detailed document covering important aspects like HLD, Technical Diagram, Script Design, SOP etc. 

* Client Interaction: You will be interacting with the client on a day-to-day basis and hence having good communication skills is a must. 

**Requirements**

Education-B. Tech (Comp. Sc, IT) or equivalent 

Experience- 3+ years of experience developing applications on Django, Angular/React, HTML and CSS 

Behavioural Skills-

  1. Clear and Assertive communication 

  2. Ability to comprehend the business requirement  

  3. Teamwork and collaboration 

  4. Analytics thinking 

  5. Time Management 

  6. Strong Trouble shooting and problem-solving skills 

Technical Skills-

  1. Back-end and Front-end Technologies: Django, Angular/React, HTML and CSS. 

  2. Cloud Technologies: AWS, GCP and Azure 

  3. Big Data Technologies: Hadoop and Spark 

  4. Containerized Deployment: Dockers and Kubernetes is a plus.

  5. Other: Understanding of Golang is a plus.

AI / LLM Engineering — Good to Have

• Candidates with exposure to AI/LLM engineering will have a strong advantage as we build intelligent, AI-augmented AdTech solutions. None of the below is mandatory.
• LLMs: OpenAI (GPT-4/4o), Anthropic (Claude), Meta (Llama)
• Orchestration & Agents: LangChain, LangGraph, LlamaIndex
• Tool Calling / MCP: Function Calling (OpenAI / Anthropic), FastMCP or Custom MCP Servers
• RAG (Retrieval-Augmented Generation): RAG pipeline design, LlamaIndex, LangChain retrievers and chains
• Vector Databases: Pinecone, Weaviate, FAISS
• Embeddings: OpenAI Embeddings, Hugging Face Sentence Transformers
• Observability: LangSmith, Sentry
• Backend / Infra for AI: Django REST Framework, FastAPI.

Role & Responsibilities

As a Junior Full Stack Engineer at , you will work on product features end-to-end - from the data model to the pixel on the screen.

You will work alongside senior engineers, learn to bridge engineering and product, and contribute to translating complex business workflows into interfaces that enterprise teams actually use. You will own smaller features and grow into full vertical ownership over time.

• Work on product features end-to-end - complex configuration UIs, workflow builders, and operational dashboards for enterprise users
• Contribute to customer-facing surfaces - SDKs, embeddable flows, and APIs that directly shape how clients experience
• Learn and apply frontend architecture best practices - component structure, state management, performance optimisation, and accessibility
• Build backend APIs and data models under senior guidance - developing end-to-end ownership over time
• Debug issues across the full stack - learn to trace problems from symptom to root cause
• Collaborate with design, product, and customer success - hear feedback from real users and let it shape what you build
• Partner with the GenAI engineer to surface AI capabilities through clean, well-designed product interfaces
• Participate in code and design reviews to learn and grow

Ideal Candidate

• Strong Full Stack Engineer profiles
• Mandatory (Experience 1) – Must have 1+ years of hands-on full stack engineering experience (avoid frontend-heavy only profiles, backend heavy will work)
• Mandatory (Experience 2) – Must have strong backend engineering experience using Python, including designing and owning APIs, services, and data models in production environments
• Mandatory (Experience 3) – Must have strong frontend development experience using React (or equivalent), including component architecture, state management, and building production-grade user interfaces
• Mandatory (Experience 4) – Must have end-to-end ownership experience, building and shipping features across the full stack (UI + API + database) without clear handoff boundaries
• Mandatory (Experience 5) – Must have strong web fundamentals, including understanding of browser rendering, performance optimization, and accessibility best practices
• Mandatory (Experience 6) – Must be able to demonstrate solving complex problems on both frontend and backend, clearly articulating trade-offs, decisions, and outcomes
• Mandatory (Experience 7) – Must have solid experience with databases (SQL/NoSQL), including schema design, query optimization, and handling performance bottlenecks
• Mandatory (Company) - Top Product Companies, (preferred early-stage startups with Seed to Series C/D with fast-paced shipping culture)
• Mandatory (Education) - Tier-1 institutes (IITs, BITS, IIITs), Can be skipped if from Top notch product companies
• Preferred (Skill 1) – Strong proficiency in TypeScript, with experience in type-safe architecture and scalable frontend/backend systems
• Preferred (Skill 2) – Experience with testing frameworks such as Cypress / Playwright and strong unit testing practices
• Preferred (Skill 3) – Experience working with cloud platforms (AWS preferred)

Review Criteria

• Strong Forward Deployed / Client-Facing Software Engineer / Integration / Product Support Engineer profiles
• 3+ years of hands-on software engineering experience, ideally in SaaS, enterprise tech, consulting, or platform-based engineering
• Strong proficiency in at least one programming language (Python / Java / JavaScript / TypeScript)
• Solid foundation in Data Structures, Algorithms, System Design, and ability to build production-grade solutions quickly
• Experience working on API integrations, backend services, data pipelines, or workflow-based systems
• Excellent analytical and problem-solving capability; ability to work directly with enterprise clients to diagnose and solve complex technical issues
• Strong communication skills and proven ability to collaborate with product, engineering, and customer teams
• Willingness to travel frequently to global client sites for deployments and solution delivery
• B.Tech / B.E. in Computer Science from Tier-1 institutes (IITs, BITS, NSIT, DAIICT, DTU, etc.)
• (Company) - Product Company only

Preferred

• Exposure to cloud services, data integration, ETL/Reverse ETL, or workflow automation tools.
• Experience with React / frontend frameworks, low-code development, or building internal tools.
• Familiarity with AI/ML, GenAI tools, LLM-driven automation, or experience applying them to real use cases.

Job Specific Criteria

• CV Attachment is mandatory
• Provide your current CTC Breakup (Fixed + Variable)
• What's your college name (undergraduate) and branch?
• What's your Current Company?
• Are you ok for traveling frequently to global client sites?
• How many years of experience do you have in Backend development?
• How many years of experience do you have in Frontend development?

Role & Responsibilities

As a Forward Deployed Software Engineer (FDSE), you’ll work at the intersection of engineering, problem-solving, and customer impact. You’ll embed with enterprise clients, understand real-world problems, and design and implement solutions using the company platform. This role is ideal for high-potential engineers from Tier-1 colleges who want to work on real enterprise-scale problems, gain full-stack exposure, and grow rapidly in a high-impact SaaS environment.

Key Responsibilities:

• Work with client and internal teams to understand complex business processes, legacy systems, and integration needs.
• Design, build, and deploy solutions using the company platform across data, workflows, and GenAI/LLM use cases.
• Develop data pipelines, API integrations, and low-code apps to solve high-impact problems.
• Collaborate closely with company’s product and engineering teams to shape platform capabilities through real deployments.
• Rapidly prototype, iterate, and deliver production-grade solutions with high ownership.
• Contribute to internal accelerators, templates, and best practices.

Ideal Candidate

Qualifications - Required:

• B.Tech / B.E. in Computer Science from Tier-1 institutes such as IITs, BITS, NSIT, DAIICT, DTU etc.
• > 3 years of professional experience.
• Proficiency in at least one programming language: Python, Java, JavaScript, or TypeScript.
• Strong foundation in data structures, algorithms, and system design.
• Excellent analytical and problem-solving skills.
• Strong communication and ability to work collaboratively.
• Willingness to travel frequently to client sites across the globe.

Qualifications - Preferred:

• Exposure to data integration, APIs, cloud services, or workflow tools.
• Experience with React / frontend frameworks or low-code platforms.
• Familiarity with AI/ML concepts or GenAI tools.
• Prior internships in SaaS, enterprise tech, or consulting environments.

YOptima is a well capitalized digital startup pioneering full funnel marketing via programmatic media. YOptima is trusted by leading marketers and agencies in India and is expanding its footprint globally.

We are expanding our tech team and looking for a prolific Staff Engineer to lead our tech team as a leader (without necessarily being a people manager). Our tech is hosted on Google cloud and the stack includes React, Node.js, AirFlow, Python, Cloud SQL, BigQuery, TensorFlow.

If you have hands-on experience and passion for building and running scalable cloud-based platforms that change the lives of the customers globally and drive industry leadership, please read on.

1. You have 6+ years of quality experience in building scalable digital products/platforms with experience in full stack development, big data analytics and Devops.
2. You are great at identifying risks and opportunities, and have the depth that comes with willingness and capability to be hands-on. Do you still code? Do you love to code? Do you love to roll up your sleeves and debug things?
3. Do you enjoy going deep into that part of the 'full stack' that you are not an expert of?

Responsibilities:

• You will help build a platform that supports large scale data, with multi-tenancy and near real-time analytics.
• You will lead and mentor a team of data engineers and full stack engineers to build the next generation data-driven marketing platform and solutions.
• You will lead exploring and building new tech and solutions that solve business problems of today and tomorrow.

Qualifications:

• Bachelor’s or Master’s degree in Computer Science or equivalent discipline.
• Excellent computer systems fundamentals, DS/Algorithms and problem solving skills.
• Experience in conceiving, designing, architecting, developing and operating full stack, data-driven platforms using Big data and cloud tech in GCP/AWS environments.

What you get: Opportunity to build a global company. Amazing learning experience. Transparent work culture. Meaningful equity in the business.

At YOptima, we value people who are driven by a higher sense of responsibility, bias for action, transparency, persistence with adaptability, curiosity and humility. We believe that successful people have more failures than average people have attempts. And that success needs the creative mindset to deal with ambiguities when you start, the courage to handle rejections and failure and rise up, and the persistence and humility to iterate and course correct.

1. We look for people who are initiative driven, and not interruption driven. The ones who challenge the status quo with humility and candor.
2. We believe startup managers and leaders are great individual contributors too, and that there is no place for context free leadership.
3. We believe that the curiosity and persistence to learn new skills and nuances, and to apply the smartness in different contexts matter more than just academic knowledge.

Location:

1. Brookefield, Bangalore
2. Jui Nagar, Navi Mumbai

What we build is what identifies us. We work with the best companies in the world to build the most innovative and robust technologies.

In order to continue our accelerated growth, we are waiting for an innovative engineer to become available instead of hiring the first available engineer who is waiting to become innovative. This listing is for an Application Engineer, Fullstack for our team.

Who we are – 

Being in the industry for over 12 years, Raw Engineering is trusted by the world’s leading companies across a variety of industries, including IT, Finance, Sports & Entertainment, and Retail. We collaborate with our clients and hence highlighted as their strategic partner. From an engagement’s initial planning stages, through launch and continuing through future road mapping, we are in lockstep with our partners business goals, technology vision and end-customer needs.

Our vision is to collaborate to achieve perfection, and we value positivity, learning, ownership, excellence and believe in building trust and care. Feel free to read more about us athttps://www.raweng.com/"> https://www.raweng.com/

• Work across the stack from a code commit to running it in production, with the end goal of delivering the best possible experience for the user
• Design, develop and test features from inception to rollout
• Write high quality code that is scalable, testable, maintainable and reliable
• Collaborate with people across roles to understand the domain and work towards building the right solution
• Adopt an open mindset for learning new things and working in new roles
• Continuously improve by working on and providing feedback
• Work as part of a team developing web applications and services using Agile development methods.
• Contribute to team and organizational improvements in process and infrastructure.
• Build customer-facing UI and back-end services.
• Effectively use tools and ingenuity to identify and fix defects before they become a problem.
• Integration of user-facing elements developed by front-end developers with server-side logic.

Mandatory skills:

• Experience in Full Stack development using MongoDB, ExpressJS, ReactJS and Node.JS
• Proficient understanding of code versioning tools, such as Git
• Good understanding of various design patterns
• Experience in RESTful architecture
• Knowledge of the most trending and upcoming technological landscape
• Excellence in verbal and written communication skills
• Team player
• Agility and adaptability

Preferred skills:

• Experience in TDD/BDD
• Knowledge of cloud applications/platform and web technologies
• Knowledge of Web servers, especially nginx
• Experience with one or more SQL database
• Knowledge about build tools like Webpack, Gulp and Grunt.
• Understanding of CI/CD

What we offer – 

Our growth is enabled and accelerated by our culture, which encourages individual development, embraces an inclusive environment, rewards innovative excellence and supports our communities.

• Interesting Work: This is the “challenge yourself” kind of workplace where you constantly learn something new and never stop growing
• Competitive Compensation: We reward your high performance. Rewards are higher when you work smart and efficient without dropping a sweat.
• Great place to work: With spontaneous office happy hours and team events, we don’t think you’ll ever be bored. A majority of our workforce are young, energetic and passionate individuals who are driven by technology, and fuelled by the fun at the workplace. 
• People: You have a team that will trust you and work together to achieve excellence. As a team, we believe in looking after each other’s back. We are ONE team ONE dream and act as such.
• Culture: Open culture where everyone is approachable with minimal hierarchy.
• Medical Benefits: Mediclaim coverage for the employee and their dependents (spouse and children). Group Accidental Policy covering permanent disability, total disability and death. 

Job type – Full time employment

Job location – Virar - Mumbai, Maharashtra, Remote

Work schedule – Monday to Friday, 10am to 7pm

Minimum qualification – Graduate

Year of experience –  3 - 8 Years

Travel opportunities - On need basis within/outside India. Candidate should have valid passport

There is so much more that we can talk about this role and the workplace. If you are passionate about your career as we are.

After receiving your application, we will assess your profile and reach out to you if it aligns to the job description for this role. You will also be assigned to one of our recruiting specialists who can answer questions you might have about the process, role, or company, and help you throughout the interview process.

Disclaimer: Raw Engineering strongly believes in Equal Employment Opportunity.

We look forward to meeting you! 

People Team

We are backed by some of the best global early-stage technology investors, prolific fintech founders, and experienced insurance industry veterans.