Full Stack Engineer at Tier5 · Kolkata · 2 - 8 years · ₹3L - ₹6L / yr · Profitable · Posted 25 Sep 2020
Full Stack Engineer
Front End Technology:
- Minimum 2+ years’ experience in working web development technologies
- Experience writing modular/reusable code and using modern JS frameworks / libraries like
React or other comparable frameworks or toolkits
- Strong expertise with HTML5, CSS, and writing cross-browser compatible code.
. Experience with Responsive Frameworks like Bootstrap / Flex.
- Strong knowledge of Object-Oriented Design concepts.
Back end Technology:
- Have extensive experience in designing a backend stack of the product
- Strong understanding of Data Structures / Algorithms.
- Minimum of 2+ years of experience in Writing Backend Microservices in Node
JS/Python
- Ability to build the product from scratch & drive it to completion
Responsibilities and Duties:
- Design and build a next-generation product that drives the business and meets the functional
needs of our customers and partners.
- Designing overall architecture of the web/ mobile application
- Maintain quality and ensure responsiveness of applications
- Optimize web applications to maximize speed and scale. Support diverse clients from high
powered desktop computers to small footprint mobile devices.
- Write client-side/backend code for web-based applications, create fast, easy-to-use, high
volume production applications, and develop prototypes quickly.
- Build reusable code and libraries for future use
- Develop application code and unit test (Karma, Mocha, Chai).
- Ensuring high performance and security of web apps developed.
Employment Type
Full-time
Job Functions:
- Engineering
- Information Technology
Skills
- Object-Oriented Programming (OOP)
- JavaScript
- Data Structures
- Front-end Development
- Algorithms
- React js
- Express js
- Swagger
- Github
Qualifications
- Experience in building scalable systems.
- Exposure in building and using reusable code and libraries.
- Candidates should proactively keep their knowledge and skills up to date.
- Candidates should be able to work in a fast-paced environment independently and as part of a team.
- Candidates should be able to work in a highly collaborative environment with excellent communication skills.
Other Skills:
- Excellent written and verbal communication skills.
- Ability to work in a dynamic, fast-moving, and growing environment.
- Critical thinker and problem-solving skills. Should be able to strategize immediately.
- Strong knowledge of web application architectures, trends, and emerging technologies.

About Tier5
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Job Title: PHP/Laravel Developer with JavaScript (3–10 Years Experience)
Department: Engineering
Industry: Insurance / Fintech
Employment Type: Full-Time, Permanent
Job Summary
We are looking for an experienced PHP/Laravel Developer with strong JavaScript skills to work across the full stack. You will build scalable backend systems, interactive frontends, robust APIs, and use modern AI tools to speed up development. This role involves backend coding, frontend development, database design, and full-stack integration.
What You’ll Be Doing
1. Backend Development
- Build reliable PHP applications and REST APIs
- Write clean, maintainable Laravel code
- Create REST APIs and work with GraphQL when required
- Work with microservices and Docker-based environments
- Perform code reviews and maintain coding best practices
2. Frontend Development
- Develop responsive and modular web UIs using JavaScript frameworks
- Build interactive components using React, Vue, or Angular
- Work with modern CSS frameworks and preprocessors
- Implement SPA features like routing & state management
- Ensure browser compatibility and mobile responsiveness
3. Database Work
- Design database schemas for MySQL, PostgreSQL, MongoDB, Redis
- Write optimized SQL queries via Eloquent ORM or Query Builder
- Implement indexing and performance optimization
- Work with SQL & NoSQL databases
- Manage migrations and ensure database stability
4. AI Tools & Productivity
- Use AI coding assistants (GitHub Copilot, Cursor AI, Tabnine)
- Integrate AI APIs (OpenAI, Claude) into applications
- Build AI-powered features and automations
- Use AI tools for debugging, refactoring, and code optimization
5. Full-Stack Integration
- Connect frontend and backend layers smoothly
- Implement authentication and authorization flows
- Manage client-server data flow and API integrations
- Work with state management across the stack
- Ensure consistent and seamless user experiences
Job Requirements
Must-Have (3–10 Years Experience)
Backend Skills
- Strong experience with PHP 8+ & Laravel
- Eloquent ORM, Query Builder, Blade, Middleware, Events
- API development & authentication
- Redis/Memcached caching
- Queue management (Laravel Queues, Horizon)
- Working knowledge of Node.js
Frontend Skills
- Strong JavaScript (ES6+, async/await, modules)
- React / Vue / Angular
- State management (Redux, Vuex, NgRx)
- Build tools: Webpack, Vite, Laravel Mix
- CSS3, HTML5, Sass/Less or CSS-in-JS
- Responsive, mobile-first development
Database Skills
- MySQL, PostgreSQL, Redis; MongoDB is a plus
- Schema design, optimization, indexing
- Migrations, normalization, performance tuning
AI Tools Experience
- Hands-on experience with coding assistants (Copilot, Cursor, Tabnine)
- Experience integrating AI APIs (OpenAI, Claude, etc.)
- Using AI tools for debugging & code improvement
- Basic understanding of prompt engineering
🧭 Tech Lead (Backend / Fullstack | 7–10 Years)
Location: Bangalore (On-Site, Hybrid)
Company Type: Public-Listed Product Company
We’re Building a “Top 1% Engineering Org”
We’re building a high-talent-density, AI-first R&D organization from scratch — inside a publicly listed company undergoing a full-scale transformation.
Think:
→ Rewriting legacy systems into AI-native architectures
→ Embedding LLMs + Agentic AI into core workflows
→ Reimagining platforms, infra, and data systems for the next decade
This is the kind of shift you’d expect from Google, Microsoft, or Meta —
Except you get to build it from day 0 → scale it globally.
About the Role / Team
We are building a next-generation AI-first R&D organization in Bengaluru, focused on solving complex problems across LLMs, Agentic AI systems, distributed computing, and enterprise-scale architectures.
This initiative is part of a publicly listed global company investing heavily in AI-driven transformation, re-architecting its platforms into intelligent, autonomous systems powered by large language models, workflows, and decision engines.
You will be working on:
- Agentic AI systems & LLM-powered workflows
- Distributed, scalable backend systems
- Enterprise-grade AI platforms
- Automation-first engineering environments
🚀 The Mandate
Lead execution of mission-critical systems while staying hands-on — bridging architecture and delivery.
🧩 What You’ll Do
- Own end-to-end delivery of complex engineering initiatives (0→1, 1→N)
- Design systems across backend + frontend (if fullstack)
- Translate ambiguous problems into structured technical solutions
- Drive engineering best practices, code quality, and velocity
- Mentor engineers and elevate team performance
- Collaborate with stakeholders on roadmap and execution strategy
🧠 What We’re Looking For
- Strong experience in backend systems + optional frontend frameworks
- Proven ability to lead projects and deliver at scale
- Solid understanding of system design and architecture patterns
- Ability to balance speed vs quality vs scalability trade-offs
- Strong communication and leadership without authority
- Strong coding skills in Python / Java / Go / Node.js
- Solid understanding of data structures, system design basics, and backend architecture
- Experience building scalable APIs and services
- Familiarity or curiosity around AI/LLMs, async systems, or event-driven design
- Strong debugging, problem-solving, and ownership mindset
Nice to Have
- Experience integrating LLMs, vector databases, or AI pipelines
- Contributions to architecture at scale
- Experience with Agentic AI / LLM orchestration frameworks
- Background in product engineering or platform companies
- Exposure to global-scale systems (millions of users / high throughput)
🔥 What Sets You Apart
- Experience leading platform builds or major system rewrites
- Exposure to AI systems, LLM integrations, or intelligent workflows
- Built platforms used by millions of users / high-throughput systems
- Experience with event-driven systems, stream processing, or infra platforms
- Prior work on AI/ML platforms, model serving, or intelligent systems
Background: We Commonly See (But Not Limited To)
- Our team often includes engineers from top-tier institutions and strong research or product company or DeepTech or AI Product backgrounds, including:
- Leading engineering schools in India and globally
- Engineers with experience in top product companies, AI startups, or research-driven environments
- That said, we care far more about demonstrated ability, depth, and impact than pedigree alone.
Job Summary:
We are seeking a skilled MERN Stack Developer to join our dynamic development team. The ideal candidate will have hands-on experience in building modern web applications using MongoDB, Express.js, React.js, and Node.js. You will be responsible for designing and developing scalable, high-performance web applications and collaborating with cross-functional teams to deliver top-tier solutions.
Key Responsibilities:
- Develop and maintain responsive web applications using the MERN stack.
- Design, build, and maintain RESTful APIs and integrate third-party services.
- Collaborate with UI/UX designers, product managers, and other developers to deliver seamless user experiences.
- Optimize applications for performance and scalability.
- Write clean, maintainable, and efficient code.
- Participate in code reviews and provide constructive feedback.
- Debug and troubleshoot issues across the full stack.
- Implement security and data protection best practices.
Position - Full stack Developer
Location - Navi Mumbai
Freshers 0-3 yrs
Who are we
Based out of IIT Bombay, HaystackAnalytics is a HealthTech company creating clinical genomics products, which enable diagnostic labs and hospitals to offer accurate and personalized diagnostics. Supported by India's most respected science agencies (DST, BIRAC, DBT), we created and launched a portfolio of products to offer genomics in infectious diseases. Our genomics based diagnostic solution for Tuberculosis was recognized as one of top innovations supported by BIRAC in the past 10 years, and was launched by the Prime Minister of India in the BIRAC Showcase event in Delhi, 2022.
Objectives of this Role:
- Work across the full stack, building highly scalable distributed solutions that enable positive user experiences and measurable business growth
- Ideate and develop new product features in collaboration with domain experts in healthcare and genomics
- Develop state of the art enterprise standard front-end and backend services
- Develop cloud platform services based on container orchestration platform
- Continuously embrace automation for repetitive tasks
- Ensure application performance, uptime, and scale, maintaining high standards of code quality by using clean coding principles and solid design patterns
- Build robust tech modules that are Unit Testable, Automating recurring tasks and processes
- Engage effectively with team members and collaborate to upskill and unblock each other
Frontend Skills
- HTML 5
- CSS framework ( LESS/ SASS / Tailwind )
- Es6 / Typescript
- Electron app /Tauri)
- Component library ( Bootstrap , material UI, Lit )
- Responsive web layout ( Flex layout , Grid layout )
- Package manager --> yarn / npm / turbo
- Build tools - > (Vite/Webpack/Parcel)
- Frameworks -- > React with Redux of Mobx / Next JS
- Design patterns
- Testing - JEST / MOCHA / JASMINE / Cypress
- Functional Programming concepts (Good to have)
- Scripting ( powershell , bash , python )
Backend Skills
- Nodejs - Express / NEST JS
- Python / Rust
- REST API
- SOLID Design Principles
- Database (postgresql / mysql / redis / cassandra / mongodb )
- Caching ( Redis )
- Container Technology ( Docker / Kubernetes )
- Cloud ( azure , aws , openshift, google cloud )
- Version Control - GIT
- GITOPS
- Automation ( terraform , ansible )
Cloud Skills
- Object storage
- VPC concepts
- Containerize Deployment
- Serverless architecture
Other Skills
- Innovation and thought leadership
- UI - UX design skills
- Interest in in learning new tools, languages, workflows, and philosophies to grow
- Communication
To know more about us- https://haystackanalytics.in/
We are looking for a Principal Software Engineer who has experience building cloud native applications in an Agile environment
Key Aspects of Role :
- Leverage deep knowledge of the full technology stack to help achieve business objectives and customer outcomes
- Collaborate with Product Management to validate the technical feasibility of and establish non-functional requirements
- Collaborate with Architecture to evolve architecture to solve technical challenges, support future requirements, scale effectively, continually meet/exceed SLAs and resolve tech debt
- Technical advisor to internal or external stakeholders on complex technical components
- Technical leader working with the team to help remove blockers and act as a tie breaker
- Adjust the team processes, listening to feedback and guiding the team through change and driving continuous improvement
- Guide, teach, and mentor team, providing feedback and moderating discussions
- Represent the interests of the team in cross functional meetings
- Maintain and proactively share knowledge of current technology and industry trends
- Work closely with peers to ensure the team is aligning with cloud native, lean/Agile/DevOps & 12 Factor Application best practices ensuring rapid value delivery and with quality
- Collaborate with other Principal Engineer’s to drive engineering best practices around testing, CI/CD, GitOps, TDD, architectural alignment, and relentless automation
- Excellent understanding and familiarity with Cloud Native and 12 Factor Principles, Microservices, Lean Principles, DevOps, Test Driven Development (TDD), Extreme Programming (XP), Observability / Monitoring
Required Skills:
- B.Tech/MS/PhD in Computer Science or related field, and 3 - 10 years relevant industry experience
- Coding experience in Java
- Extensive hands-on experience working with AWS cloud products and services
- Experience with popular open-source software such as Postgres, RabbitMQ, Elasticsearch, Redis and Couchbase
- Experience working with NodeJS, React/Redux, Docker Swarm, Kubernetes
- Experience with development frameworks such as the Spring/Spring Boot framework, Hibernate and knowledge of advanced SQL
- Proficiency with modern object-oriented languages/frameworks, Terraform, Kubernetes, AWS, Data Streaming
- Knowledge of containers and container orchestration platforms, preferably Kubernetes
- Experience delivering services using distributed architectures: Microservices, SOA, RESTful APIs and data integration architectures
- Knowledge of containers and container orchestration platforms, preferably Kubernetes
- Advanced Architecture and system design skills and principles
- Excellent organizational skills and can drive a cross-team strategic project or initiative
- Solid coaching, mentorship and technical leadership to help others grow
- Able to drive consensus/commitment within and across teams and departments
- Advanced critical thinking and problem solving on complex issues and customer concerns.
- Strategic thinker beyond immediate needs, considering the longer-term
- Excellent communication skills, with ability to communicate highly complex technical concepts
- Demonstrate high level of empathy with internal colleagues, stakeholders and customers
Apply Now!!!
About Us
We enable humans & machines with internet connectivity at a price that they can afford.
The inspiration for Wifi Dabba came from the founders working together for the last decade in the mobile application industry and realising the biggest reason for user churn being access to cheap and affordable internet access. From having worked on ground onboarding users and facing poor connectivity issues all the time, we took it on ourselves to fix the internet access problem for the common citizen.
At Wifi Dabba (YC W17), we are building a low cost, scalable & distributed Wi-Fi infrastructure to connect next billion users online. We do this by deploying a grid of lasers (Free Space Optics) over the cities & town and bring cheap and fast internet for everyone. We enable anyone to buy 1 gig of data access at a time at a price they can afford. Sachetization of internet access is the foundation to rebuilding internet for all. We do this by leveraging crypto and blockchain to truly make internet infrastructure ownership distributed — our vision is to be connectivity layer for the Web3 world.
Why work with us?
- You will get the chance to be an early team member at a fast-growth YC startup.
- You get to define the future of telecom infrastructure ownership and operations.
- We’re a tight-knit team where you'll learn a ton and have ownership.
- Opportunity to build for the next billion users.
Requirements & Responsibilities
- Strong engineering background preferably in Computer Science
- Experience architecting, developing, and testing full-stack code end-to-end
- Experience working with relational & NoSQL databases
- Experience with AWS services
- Experience working with MERN Stack, performing unit/feature testing, and managing REST APIs.
- Knowledge of front-end technologies including HTML5, CSS3, JavaScript, and jQuery.
- Knowledge of any one frontend framework/libraries like Angular/VueJs/ReactJS.
- Knowledge of code versioning tools like GIT, SVN.
- Experience in building user interfaces for websites and/or web applications.
- Experience in designing and developing responsive design websites with any frontend css frameworks like Bootstrap/Tailwind CSS.
- Build backend APIs and services that power new products that interact with Solana (or other) blockchains
- Build front-end Web3 interfaces that interact with your backend code
- Participate in design discussions with business users, web producers and engineering teams.
- Perform requirements analysis, high-level design, effort estimation for new business requirements and feature enhancements.
- Write clean, concise, and sustainable code.
- Team player who enjoys collaborative effort.
Bonus points
- Entrepreneurial mindset (we encourage all employees to be future founders and this can be a great stepping stone towards that)
- You’re passionate about crypto, Web3
- Customer-centric and passionate about working in a small & focused team
- Previous experience building/working in telecom software or infrastructure
- Previous experience building web3 project - DeFi / Blockchain infrastructure
- Previous experience at a high-growth, fast-paced startup
clubb.fit is working towards a vision of normalising sports and fitness as an everyday part for Indian adults and kids. We want to create a community of fitness and sports enthusiasts, and convert those non-enthusiasts into enthusiasts.
As the full stack developer, you will have a chance to work on all aspects of our tech, and have freedom to experiment and fail. We see tech as an integral part of making the customer journey more engaging. So if you are somebody who looks at an app and thinks "oh I think these guys should also have this exciting xyz feature added", then we are the right team for you.
You will be working with our senior developer, and help us improve the platform at a fast pace.
We are a small team, and everyone has the freedom to express and introduce ideas. You will work closely with the founding team and help them execute their vision through your tech super power.
The timings on this role are flexible - you can do it part time or full time - with work from office 2 times a week in Bangalore, in case you are in Bangalore..
The role comes with equity stake in a startup and we are aiming to raise our first round in next 6 months.
Full-stack Developer
CAST is the market leader in Software Intelligence. Its unique technology thoroughly examines the structure of complex software systems, with MRI-like precision. It delivers accurate, actionable, and automated views of software architecture, critical flaws, quality grades, sizing metrics, open source usage, and cloud readiness levels. Hundreds of companies rely on CAST for greater objectivity in crucial business decisions, faster application modernization for Cloud, raising the quality and security of their custom software. CAST operates globally with offices in North America, Europe, India, China.
Title: Software Developer
Location: Bangalore
Job definition
Working at CAST R&D means being an important part of a highly-talented, fast-paced, multicultural and Agile team based in Paris (France) and Bangalore (India). The team builds sophisticated source code analysis platform leveraging parsing, control flow, data flow and others mechanisms to fully understand the inner structure of the complex IT Systems developed and used by the Fortune 500 companies.
You, working as individual contributor, will be integrated in Dashboard Teams working on web portals of CAST AIP. Your teammates will be located in India and in France and you will have the opportunity to travel to France every year.
You will collaborate to writing and designing new features and improve existing ones. You will write unit tests and drive code reviews. You will participate into best practices definition and technology watch. Depending on will, skills and experience, you will have the opportunity to take technical lead on topics or projects.
While the domain of CAST is a niche, the position will propose you to work on software that dedicate to company Dashboards and control software, focusing on technical and creative skills.
Profile
- Experience : 3-6 years
- Experience in developing front-end/full stack applications at scale
- Should have experience in any of the front-end framework like React, Angular, BackboneJS, Ext etc and HTML/CSS/Bootstrap .
- Experience in backend technologies like GOLANG, NodeJS, Python, REST web services and Java(OOPS, Collections, DB Access) or any other technology.
- Hands on experience in JavaScript Concepts (OO-JS, Closures, Unit Testing, Module Patterns etc)
- Good to have skills like REST, Bootstrap, UI Components, CI/CD, NoSQL based DB is added advantage.
- Experience with advanced CSS programming using LESS or SASS is a plus.
- Expertise in of server side technologies and SQL/NoSQL is a plus.
- Experience of JavaScript testing frameworks like Karma, Mocha, Jest etc.
- It involves design the software system, Select algorithms, theories or technologies that will be used for BUSINESS Applications
- Contribute to software development design discussions for new features and new product development
- Strong Problem solving skills and ability to troubleshoot applications & environment issues.
- Adaptability, ability to learn faster, Independent, responsible and diligent.
- Good team spirit and interpersonal skills, Excellent Written, Verbal, communication skills, Analytical skills & Business Thinking.
The candidate should have a passion for technology and a flexible, creative approach to problem solving. You are autonomous and take responsibility for your work.
Ideally, you know how to write unit tests and maybe even better write them in TDD. You have knowledge in agile methodologies such as Scrum. You know about GIT and the use of continuous integration tools. You have developed single page JS applications end to end.
Candidate should have a bachelor or Master technical degree or equivalent experience. Strong knowledge in software engineering. Proactive Self Starter, creative thinker in designing, developing and supporting applications. Work as part of cross functional, passionate agile project teams to ensure quality is driven into the heart of the development process.
You can code comfortably in Python
Working knowledge of streaming media protocols, technologies, and standards (streaming, compression, and transcoding): HTTP Live Streaming (HLS), RTMP, RTSP, etc.
Good grasp of Linux and cloud server AWS or Azure.
Working knowledge of Data Structures and Algorithms.
Working knowledge of SQL, NoSQL, Graph Databases (MySQL, MongoDB, Cassandra, Redis, SQL/JSON)
Working knowledge of API architectures, micro-services.
Needs to have a good working knowledge of GitHub, docker.
Working knowledge of Distributed computing and multi-processing.
GOOD TO KNOW
Should have knowledge of pandas, Luigi, Celery, Django, flask, package.
Should have interacted with big-data.
Should have interacted with message queuing tools like Kafka, zmq, etc.
You have exceptional knowledge of encryption, security & networking.










