Mean Stack Developer at TROOLOGY · Lucknow · 2 - 4 years · ₹3L - ₹8L / yr · Profitable · Posted 7 Mar 2022

- Strong development experience in Java, JavaScript on Node.js
- Proficiency in full-stack web application development (MEAN stack)
- Strong programming skills with experience in design, coding, and testing
- Proficiency with relational databases such as MySQL
- Good understanding of server-side CSS preprocessors (such as Sass, based on project requirements)
- Good experience with AJAX, REST, and JSON
- Experience with AWS cloud services will be an added advantage
- Understanding of Source Control tools for version control: GIT/SVN
Requirements
- Bachelor's degree in Computer Science, Engineering or a related subject
- 2 - 6 years of hands-on experience developing, implementing, and delivering web applications
- Excellent written and verbal communication skills

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About the Job -
We have always been in the spotlight for being adeptin “the next big technologies”. What we can offer you is a space to explore varied technologies and quench your techie soul. We are looking for Developer skilled in technologieslike Node.js and AWS who also holds experience with user-interface design.
Responsibilities: ● The full stack developer will be responsible for design and development of scalable and flexible web applications and creating API to connect to databases and applications from back-end to client-side code, using optimal and efficient technologies, frameworks, and patterns.
● Take responsibility for design, implementation and maintain existing development ecosystem, including bugs – fixing, design and develop new custom components to meet project requirements.
● Working with other developers and software engineers to develop front-end and back-end architecture that's well-structured and flexible, along with the APIs to support it.
● Install and configure server environments for React deployments maintain and update project dependencies as well as fix any conflicts.
● Responsible for regular communication with developer team involved in the development process and testing of new features in the application
● Analyzing requirements and designing new functionality for new projects with cutting edge technology with research on optimization and new features for the existing product by ensuring a required level of performance.
● Candidate must be abreast with latest technologies and trends, relevant standards should be able to work effectively in a multidisciplinary, multinational team environment focused on innovation with comfortable working on a range of problems.
Desired Competencies(Technical/Behavioral Competency) – Must Have-
● Nodejs, MongoDB, Socket.IO and Redis.
● Proficient in Node.js and MongoDB and working knowledge of JavaScript, JQuery, HTML, CSS, frameworks (Angular.js, React.js)
● Experience with Unix/Linux or Windows and/or Mac environments, distributed systems
● Excellent practical knowledge of OOP concepts and SOLID principles ● Microservices and agile development
● Hands-on experience with cloud (AWS) development/hosting.
● Experience with Web services development (SOAP, REST)
● Strong in Object Oriented Programming, MVC, Design patterns and SOLID principles.
Skills Required:
- Node.js
- MongoDB
- Angular
- API optimization
- Micro Services
- Multi threading
- Socket.io
Role Overview
We are looking for a MERN / MEAN Full Stack Developer to develop and maintain modern web applications.
The candidate should be comfortable working on both frontend and backend components and collaborating closely with cross-functional teams.
Key Responsibilities
Design, develop, and maintain full-stack web applications using MERN or MEAN stack
Build responsive and user-friendly frontend interfaces
Develop secure, scalable backend APIs and services
Work with databases to design efficient schemas and queries
Integrate third-party services and internal systems
Write clean, reusable, and well-tested code
Participate in code reviews and team discussions
Debug and resolve application issues across the stack
Required Skills & Experience
2+ years of hands-on experience in MERN or MEAN stack development
Strong experience with JavaScript / TypeScript
Proficiency in React.js or Angular
Experience with Node.js and Express.js
Hands-on experience with MongoDB (and/or other databases)
Strong understanding of REST APIs
Experience using Git for version control Good to Have (Preferred Skills)
Exposure to Next.js or modern frontend frameworks
Knowledge of authentication, authorization, and security best practices
Experience with cloud platforms (Azure / AWS)
Familiarity with CI/CD pipelines
Exposure in Rust Framework and development using Tauri.app.
Javascript, Callback, Async, Promise, Experience in writing restful APIs, Javascript, Nodejs, ReactJs, MySQL.
Immediate Joiner
Company Description
TopGrep Tech, an ISO 27001:2022 and DPIIT-certified IT pure tech product & services company. We work with global enterprises & startups, covering SaaS, MVPs, AI, RAG, MCP, reliability engineering, DevOps, and cloud innovation.
Role Description
This is a full-time on-site role located in the Greater Bengaluru Area for a Full Stack Engineer. The Full Stack Engineer will design, build, and maintain both front-end and back-end components of web applications. Candidates must demonstrate independent coding ability. Generative AI tools, AI coding assistants, and vibe-coding tools are not permitted during coding interview rounds. They will collaborate with cross-functional teams to deliver high-quality software solutions, ensure efficient system performance, and troubleshoot and resolve bugs and technical issues. This role also involves optimizing applications for maximum speed and scalability while following best practices and coding standards.
Qualifications
- Experience with Back-End Web Development, including server-side programming, APIs and database management
- Proficiency in Front-End Development, including JavaScript & Reactjs frameworks
- Strong foundation in Software Development and Full-Stack Development
- Ability to write, optimize, and debug code
- Excellent problem-solving and communication skills
- Familiarity with version control systems such as Git
- Experience with cloud platforms
- Bachelor's Engineering or Masters degree in Computer Science with equivalent practical experience
Requirements added by the job poster
• Bachelor's Degree
• Commute to this job’s location
• 1+ years of work experience with JavaScript Frameworks
• Working in an onsite setting
• 1+ years of Software Development experience
AI Agent Frameworks, LangChain, LlamaIndex, OpenAI API,Zapier, HTML5, CSS3, JavaScript,bootstrap3.1,TypeScript, React.js, Next.js, Vue.js, Node.js, Python, PHP, WordPress, Headless CMS, DNS Management, SSL Configuration, Conversion Rate Optimization (CRO), A/B Testing, AWS, Google Cloud Platform (GCP), Cloudflare CDN, AWS S3, Core Web Vitals, Google Trends, Google Search Console, Ahrefs, SEMrush, Google Analytics 4 (GA4), Google Tag Manager (GTM), Meta WhatsApp Cloud API, Twilio, Webhooks, MSG91, REST APIs,claude,github,MYSQL
We are looking for an experienced Senior Full-Stack Developer to join our engineering team in Hyderabad. This is a hands-on role for someone with strong experience in Node.js, Angular, PHP, MySQL, and Redis, along with working knowledge of Python, API development, automation testing, third-party integrations, and modern engineering practices.
The ideal candidate should be comfortable owning features end-to-end across frontend, backend, APIs, databases, integrations, testing, and production support.
Key Responsibilities
· Design, develop, test, and maintain scalable web applications using Node.js, Angular, PHP, MySQL, and Redis.
· Build and integrate REST APIs, third-party platforms, external services, and multiple service providers.
· Work with Postman for API development and testing, Playwright for end-to-end automation testing, and Python for scripting or supporting services.
· Troubleshoot application, API, database, integration, and production issues.
· Participate in technical design, architecture discussions, code reviews, and mentoring.
· Write clean, secure, maintainable, and well-tested code with a focus on performance and scalability.
Required Skills & Experience
· 5+ years of professional software development experience.
· Strong hands-on experience with Node.js, Angular, TypeScript, PHP, MySQL, and Redis.
· Strong experience with REST APIs, third-party integrations, external systems, authentication, and API security.
· Good working knowledge of Python, Postman, Playwright, Git, HTML, CSS, and JavaScript.
· Experience with database design, SQL optimization, caching, debugging, unit testing, and production troubleshooting.
· Good understanding of software architecture, application security, performance, scalability, and maintainability.
· Strong problem-solving, ownership, and communication skills.
AI-Assisted Development
We are looking for developers who actively use modern AI tools such as GitHub Copilot, ChatGPT, Claude, Cursor, or similar tools to improve development speed and quality.
Candidates should be comfortable using AI for coding, refactoring, debugging, testing, understanding existing codebases, API/SQL development, documentation, code reviews, and automating repetitive tasks, while maintaining strong engineering judgment, security, and code quality.
Good to Have
Experience with CI/CD, AWS/Azure, microservices, Linux, and monitoring/logging tools would be an advantage.
What We Are Looking For
We are looking for a strong hands-on engineer who can independently own technical problems, work across the full stack, contribute to architecture decisions, and collaborate effectively with an international team.
The candidate must be willing to work from our Hyderabad office during UK business hours.
About the Role
We are looking for a motivated Software Developer to join our team and help design, develop, test, and maintain reliable software applications. The ideal candidate should have strong programming fundamentals, problem-solving skills, and a willingness to learn new technologies.
Key Responsibilities
- Develop, test, and maintain web and software applications.
- Write clean, scalable, and well-documented code.
- Work with frontend and backend technologies to build new features.
- Identify and fix bugs, performance issues, and technical problems.
- Integrate APIs and third-party services when required.
- Work with databases and maintain data integrity.
- Collaborate with designers, developers, and other team members.
- Participate in code reviews and follow software development best practices.
- Stay updated with emerging technologies and development tools.
Required Skills
- Strong knowledge of HTML, CSS, and JavaScript.
- Knowledge of at least one programming language such as Python, Java, PHP, C++, or JavaScript/Node.js.
- Basic understanding of databases such as MySQL, PostgreSQL, or MongoDB.
- Familiarity with REST APIs and Git/GitHub.
- Good understanding of software development and debugging.
- Strong logical thinking and problem-solving abilities.
Preferred Skills
- Experience with React, Angular, or Vue.js.
- Experience with Node.js, Django, Flask, Laravel, or similar frameworks.
- Knowledge of cloud platforms such as AWS, Azure, or Google Cloud.
- Familiarity with AI/ML integration or automation is a plus.
Qualifications
- B.Tech/B.E., BCA, MCA, or a related degree.
- Freshers with strong programming skills are welcome to apply.
What We Offer
- Opportunity to work on real-world software projects.
- Learning and professional development opportunities.
- Collaborative and growth-oriented work environment.
- Exposure to modern technologies and development practices.
- Competitive salary based on skills and experience.
We are looking for a motivated Junior Full Stack Developer with around 6 months of hands-on experience in Java, React.js, Node.js, and basic AI/ML concepts. The candidate will work with our development team to build, enhance, and maintain scalable web applications and contribute to AI/ML-enabled features.
Key Responsibilities
- Develop and maintain web applications using Java, React.js, and Node.js.
- Build responsive and user-friendly interfaces using React.js, HTML, CSS, and JavaScript.
- Develop RESTful APIs and backend services using Java/Spring Boot and Node.js.
- Integrate frontend applications with backend APIs and databases.
- Work with databases such as MySQL, PostgreSQL, or MongoDB.
- Understand and implement basic AI/ML concepts in application development.
- Work with AI/ML APIs, LLMs, or Python-based ML services where required.
- Assist in developing AI-powered features such as chatbots, recommendations, text processing, or automation.
- Write clean, reusable, and maintainable code.
- Perform debugging, testing, and issue resolution.
- Collaborate with developers, QA engineers, and other team members.
- Participate in code reviews and follow software development best practices.
- Learn and adapt to new technologies and frameworks as required.
Job Summary:
We are looking for a Senior Full Stack Engineer with 8+ years of experience in designing, developing, and maintaining scalable web applications. The candidate should have strong experience in Java, Node.js, AWS, React, and Angular, with the ability to work across both frontend and backend technologies.
Roles & Responsibilities:
- Design, develop, and maintain scalable full-stack applications.
- Develop backend services and APIs using Java and Node.js.
- Build responsive and user-friendly web applications using React and Angular.
- Design and integrate RESTful APIs and backend services.
- Deploy, manage, and troubleshoot applications on AWS cloud services.
- Work with databases and ensure efficient data management.
- Collaborate with product, QA, and other engineering teams.
- Perform code reviews and ensure coding standards and best practices.
- Troubleshoot production issues and provide effective solutions.
- Participate in Agile development, sprint planning, and technical discussions.
- Contribute to application performance, scalability, security, and reliability.
Mandatory Skills:
- 8+ years of experience in software/full-stack development.
- Strong hands-on experience in Java and Node.js.
- Strong experience in React and Angular.
- Good hands-on experience with AWS.
- Experience in developing and integrating REST APIs.
- Strong understanding of full-stack application development.
- Good problem-solving and communication skills.
Job Responsibilities:
- Strong JavaScript/TypeScript and Node.js. You can design an API, not only implement one.
- Relational data modelling and SQL: you can reason about indexes, query plans, transactions, and migrations on live tables.
- Vendor and third-party integrations, done well: authentication, retries, idempotency, webhooks, rate limits, sandbox-to-production rollout, and reconciliation when the other side fails mid-flow.
- Comfort working directly with a vendor's technical team to get an integration over the line.
- Queues, background jobs and scheduled work, including what happens when a job runs twice.
- React with TypeScript. Component design, state management, forms that hold up under real user behaviour.
- Enough CSS and layout sense to build a clean screen without a pixel-perfect design handed to you.
- Performance and correctness on the browser side: loading states, error states, the ugly edge cases.
- Tests you actually write. Shipping agent-assisted code at volume only works if the test coverage holds it up.
- Git discipline, CI/CD, and enough DevOps grounding to be self-sufficient: containers, environment configuration, pipelines, deployments and rollbacks. You do not need to be an SRE, but you should not need one for routine work.
- AWS fundamentals: how your service runs, scales and fails.
- Instrumenting what you build logs, metrics, alerts so problems surface on a dashboard rather than in a customer complaint.
- Reading monitoring output and acting on it: triaging an alert, finding the root cause, and closing the loop with a fix or a tuned threshold rather than muting it.
- An eye on infrastructure cost. Knowing roughly what your service costs to run, spotting the query, log stream or API call pattern that is quietly expensive, and factoring that into design decisions.
- You are comfortable with ambiguity and will go and resolve it often by asking the ops or product team directly.
- You share status without being prompted, including when the news is not good.
- You care whether the change worked for the business, not only whether the story was closed.
- Understand the problem first-hand. Spend time with the product owner or the ops team that has the problem, and see how the work happens today rather than working from a requirements document alone.
- Design, build and ship end to end. API and data model through to the screen the user touches. Backend and frontend are both yours.
- Take it to production and keep it healthy. Deploy it, monitor it, and act on what the monitoring tells you. Errors, latency, failed jobs and data quality are yours to watch and ideally you spot the issue before someone reports it.
- Be mindful of what it costs to run. Every service you deploy carries an infrastructure bill. Think about instance sizing, storage, query patterns, log volume and the cost of third-party API calls before you ship, and raise it early when something is likely to get expensive.
- Integrate cleanly with vendors and partners. A large part of our platform is third-party: bureaus, banks, KYC providers, payment rails, co-lenders. Working well with vendor teams, reading their documentation carefully and handling their failure modes gracefully is core to the job, not a distraction from it.
- Be accountable for what you commit to. Give estimates you believe in, flag slippage early, and keep the status visible.
- Leave it documented. A runbook, an API contract, and a short note on any non-obvious decision, so the next engineer or the next agent can pick it up without you.
- Build securely by default. We are a regulated lender. Customer and credit data handling, access control, audit trails and PII discipline are part of the definition of done, not a later hardening pass
Skills Required:
JavaScript , TypeScript , Node.js , API Design , Relational Data Modelling , SQL , Indexing , Query Optimization , Transactions , Database Migrations , Vendor Integration , Authentication , Retries , Idempotency , Webhooks , Rate Limiting , Queues , Background Jobs , Scheduled Work , React , Component Design , State Management , Forms , CSS , Layout Design , Performance Optimization , Error Handling , Testing , Git , CI/CD , DevOps , Containers , Environment Configuration , Pipelines , Deployments , Rollbacks , AWS , Monitoring , Logging , Metrics , Alerting , Cost Awareness , Problem Solving , Communication , Accountability , Documentation , Security , Data Handling , Access Control , Audit Trails , PII Discipline
Candidate Attributes:
- Passion and hunger to make a dent in the MSME ecosystem
- AI-first in how you build
- Comfortable on either side of the API boundary
- Comfort working directly with a vendor's technical team to get an integration over the line
- Enough CSS and layout sense to build a clean screen without a pixel-perfect design handed to you
- Comfortable with ambiguity and will go and resolve it often by asking the ops or product team directly
- Share status without being prompted, including when the news is not good
- Care whether the change worked for the business, not only whether the story was closed
- Service or a customer journey, designs across services
- Sets patterns others follow and embeds with a business function
- Shapes what gets built
Position: Full Stack Developer (React.js + Node.js)
Experience: 2–5 Years
Location: Mumbai – Chembur West (Onsite)
Job Summary
We are looking for a Full Stack Developer with strong hands-on experience in React.js and Node.js to build scalable, secure, and high-performance web applications. The ideal candidate should be comfortable owning features end-to-end, developing responsive UI, building REST APIs, integrating databases, and supporting production systems.
Key Responsibilities
- Build responsive UI using React.js, HTML5, CSS3, JavaScript (ES6+)
- Develop scalable backend services and RESTful APIs using Node.js (Express.js / NestJS)
- Work with MongoDB and MySQL (schema design, indexing, query optimization)
- Implement authentication & authorization using JWT , RBAC , Oauth
- Integrate third-party APIs, Webhooks
- Build real-time features using Socket.io / WebSockets
- Ensure performance, scalability, and security (validation, sanitization)
- Implement caching using Redis (if applicable) and optimize API response times
- Support API testing (Postman/Supertest)
- Maintain API documentation using Swagger / OpenAPI
- Debug and resolve defects, handle RCA, and support production troubleshooting with logs/monitoring
- Follow Git-based workflows, participate in code reviews, and collaborate with QA/product teams in Agile delivery
Mandatory Skills
- React.js, Node.js, JavaScript (ES6+)
- MongoDB (must), MySQL
- REST API development & integration
- Socket.io / WebSockets, Webhooks
- HTML5, CSS3
- Git
- Typescript, Express.js / NestJS
- jQuery / AJAX (basic / legacy support)
Good to Have
- Redis, Swagger/OpenAPI
- Docker, CI/CD (GitHub Actions/Jenkins)
- Cloud exposure (AWS/Azure/GCP)
Qualification
BE / BTech / MCA / MSc IT / BSc IT with 2–5 years relevant experience.
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