
Role Summary
We’re seeking a highly skilled and self-motivated Senior Software Engineer who thrives in a startup environment. You will lead end-to-end development of key features, own architectural decisions, and ensure the smooth delivery of our product.
Mandatory Skill Sets/Expertise
• 5-6 years of experience in full-stack development, with a strong focus on the MERN / PERN stack (MongoDB, PostgreSQL, Express, React, Node.js) and AWS.
• Expertise in AWS cloud architecture and experience with serverless solutions (Lambda, DynamoDB, API Gateway).
• Proficiency in designing and implementing CI/CD pipelines using Git, Jenkins, Github actions, or similar tools.
• Proven experience leading and guiding a development team, with strong mentoring skills.
• Ability to work independently and manage deliverables without oversight, while thriving in a startup mentality.
• Strong problem-solving abilities with a proactive approach to addressing technical challenges.
• Experience with databases like PostgreSQL, MongoDB, or other NoSQL solutions along with ORM tools like Sequalize & Mongoose ORM
• Excellent communication skills, both written and verbal, with the ability to explain complex technical concepts to non-technical stakeholders.
Nice to Have
• Knowledge of Typescript for both frontend and backend development. • Experience with Docker and containerized applications.
• Familiarity with GRC (Governance, Risk, and Compliance) tools or SaaS products.
• Experience with other AWS services like ECS, CloudFormation, or RDS.
Key Responsibilities
• Lead and mentor a team of developers, driving best practices in coding and architecture.
• Take full ownership of modules, from design through deployment, and launch web apps singlehandedly if needed.
• Design, develop, and maintain web applications using the PERN / MERN stack (MongoDB, PostgreSQL, Express, React, Node.js) with a focus on scalability, security, and performance.
• Prepare high-level technical designs and architectural decisions, especially on AWS serverless architecture and microservices.
• Implement secure, reliable, and scalable solutions using AWS services • Design and manage CI/CD pipelines to ensure continuous integration and automated deployments.
• Optimize application performance through techniques like lazy loading, code splitting, and caching.
• Collaborate with cross-functional teams, including Product Management, to define features and user experience improvements.
• Ensure high code quality by adhering to SOLID principles, implementing comprehensive testing, and embedding observability into the application.
• Monitor and respond to application performance incidents, focusing on improving uptime and resilience.
• Proactively offer suggestions during retrospectives and work on enhancing team productivity metrics such as Lead Time, Deployment Frequency, and Mean-Time-to-Recovery

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We are seeking a skilled Senior Software Development Engineer (SDE-3) proficient in MERN stack technologies to join our dynamic team.
Responsibilities:
- Design, develop, and maintain scalable web applications and services using MERN stack technologies (MongoDB, Express.js, React.js, Node.js) and Nest.js.
- Implement frontend components and user interfaces using React.js and Next.js.
- Develop and integrate server-side logic using Node.js, Express.js, and Nest.js.
- Utilize MongoDB and SQL databases to manage and optimize data storage solutions.
- Implement real-time communication and event-driven architectures using technologies like Socket.io.
- Deploy applications on AWS cloud infrastructure, leveraging services such as EC2, S3, Lambda, DynamoDB, and others as required.
- Ensure code quality, performance, and adherence to best practices through code reviews and automated tests.
- Collaborate effectively with cross-functional teams including product managers, designers, and other developers.
- Stay updated with emerging technologies and industry trends to continuously improve development practices and tools.
Requirements:
- Bachelor’s degree in Computer Science, Engineering, or a related field (preferred).
- 5+ years of experience in software development with expertise in MERN stack technologies.
- Proficiency in Node.js, Next.js, React.js, Express.js, Nest.js, JavaScript, and TypeScript.
- Strong understanding of MongoDB and SQL databases, including database design and optimization.
- Experience building and deploying applications on AWS cloud infrastructure (EC2, S3, Lambda, DynamoDB).
- Familiarity with real-time web applications and event-driven architectures using technologies like Socket.io.
- Solid understanding of software development principles, design patterns, and best practices.
- Excellent problem-solving skills and ability to troubleshoot complex issues.
- Effective communication and collaboration skills, with the ability to work both independently and as part of a team in a fast-paced environment.
Must-Have:
• Web development frameworks and tools, such as AngularJS, and React JS • Knows frameworks and programming languages such as .NET, C#, JavaScript, and NodeJS. • Must have an idea about hybrid cloud platforms like Azure or AWS • Knowledge about build Tools like Webpack and Grunt • Should know basic design principles and coding practices, such as linters and types • Secure coding practices and protocols such as the Open Web Application Security Project (OWASP) • Basic knowledge of CMS tools and their workings, CMS like Sitecore • Having experience in API and service-based architectures using REST APIs, microservices, and utilizing JSON for web or mobile applications
Good to Have:
• Testing frameworks and tools like Jest, Codecept, Tosca, Jenkins • SQL, PL/SQL, and NoSQL database management. • Knowledge of various web tools and software like Miro, Figma, Visual Studio, VS Code, PyCharm, Jira, Confluence, and DevOps portals • Could have knowledge of payment gateways and their implementations on e-commerce management tools like Hybris • Having knowledge of product life cycle management
Bottom-Funnel provides the system and framework that modern marketers need to generate clients from scratch.BOTTOM-FUNNEL is a 360° digital branding and marketing agency that provides a wide spectrum of internet marketing services to enhance the online presence of all kinds of businesses. We offer global solutions of digital marketing and all IT trending technology solutions, communication through classifieds, web portals, social media networks, advertising channels, and search engines. Our digital experts and business consultants help clients by providing only the best digital marketing strategy to develop through innovation and creativity.
Employment Type: Employee - Full Time
Work Location: Jaipur, Rajasthan ( Work From Office Only)
Notice Period: Immediate - 30 Days only
Key Focus area: Mongo DB, Express Js, React Js, Node Js
We are looking for an experienced Full Stack Developer with focus on MERN
Responsibilities:
- Ability to translate Wireframes and PSD Designs into functional web apps using HTML5, AngularJs, ReactJs , Node.js, Next Js Typescript and MongoDB
- Binding of UI elements to JavaScript object models
- Creating RESTful services with Node.js
- Python or PHP knowledge will be good
- Architect scalable web architectures
- Work in a cross-functional team to deliver a complete user experience
- Create Unit and Integration tests to ensure the quality of code
- Be responsive to change requests and feature requests
- Write code that is cross-platform and cross-device compatible
- Ability to wear many hats and learn new technologies quickly
Qualification and Work Experience
Qualification: B.E./B. Tech/BCA/MCA
Work experience: 1- 5 years
- 1-2 years minimum in creating complex HTML based solutions
- Detail oriented experience as a Web Developer creating Angular/React/Vue based solutions
- 1-2 years with Node.js and Express Js
- Ability to work both independently and in collaborative teams to communicate design and build ideas effectively
- Experience using asynchronous RESTful services (JSON)
Requirements
- Fluent knowledge of the latest HTML/CSS standards and best practices
- Working knowledge of JavaScript, Typescript, ReactJS and Angular Working knowledge of Node.js and Express Js
- Solid Understanding of HTTP protocol and how server-side code is processed on the client
- Understanding the nature of asynchronous programming and its quirks and workarounds Excellent hands-on experience with MongoDB , Mongo aggregation , MySQL, Ability to build REST services, Authentications, MVC applications
- Excellent Object-Oriented Programming skills and ability to write modular, secure, scalable and maintainable code • Experience with Elastic search, Redis.
- Some experience with Photoshop or Sketch is a plus (creating sprites, optimizing, cutting or adjusting images)
- Working knowledge of front end optimisation and performance techniques
- Obsession with lean, clean and organised front-end code
- Cross-browser development and troubleshooting
- Experience building Responsive websites for web, tablet and mobile devices
- Eye for details is crucial
- Able to handle multiple projects and competing deadlines
- Good understanding of overall web design including basic usability, accessibility, industry standards, architecture, and navigation
Desired Skills:
- Experience with Microservices and DevOps.
Benefits :
- Opportunity to work on highly challenging international projects.
- Opportunity to travel & work with International clients.
- Flexible and friendly work environment
- Great organisational culture, focus on employee's well-being.
- Work-life balance.
- Be part of the best place to work for certified company
Title: MEAN Stack Developer
B-Arm Medical Technologies, A Well-capitalized start-up is looking for extremely talented MEAN Stack Developers to help pioneer commerce on the Internet with primary focus on Health / MedTech. You must have experience designing and building large and complex (yet maintainable) systems, and you should be able to do so in about one-third the time that most competent people think possible. You should have a BE, ME / MS, or PhD in Computer Science or the equivalent. Top-notch communication skills with excellent team working capabilities are essential.
You can Expect Flexible Work environment like WFH/ Hybrid environment and a team of talented, motivated, intense, and interesting co-workers.
Your compensation will include best pay in the industry with meaningful equity equivalent ownership like Stock Options.
Technical Requirements:
- Strong expertise in Node JS, hands-on working skills in MEAN stack and good understanding of closures.
- Strong experience in client-side JavaScript MVC frameworks - Angular JS, Knockout JS.
- Exposure to cloud hosting of backend such as on AWS or Azure
- Hands-on experience of HTML5 and CSS3.
- Expert knowledge of server-side JavaScript (node.js), should be able to handle & deploy code with HTTP servers (Apache or Nginx). Strong experience in writing Object Oriented JavaScript.
- Knowledge in handling SSJSi (server-side JavaScript injection) attack.
- Proficient in data bases (MongoDB/ MySQL/ NoSQL), developing database schemas supporting business processes
- Should be well versed in developing and deploying RESTful APIs, third-party APIs, integrating payment gateways, error handling, and data protection
- Must have at least 2 years of experience in MVC Framework
- Experienced in developing E-Commerce/consumer internet technologies, Content management Systems
- Participate in all stages of development cycle from requirement gathering, analysis, design, test, integration, UI/UX, to post deployment support & enhancements.
- Should have Knowledge to contribute for bug fixing and patches to other node/JavaScript projects.
- Should have worked in an Agile environment.
Key Skills and Competencies:
- Excellent analytical, mathematics & problem-solving skills
- Ability to take initiative, code from scratch and produce desired results.
- Effective verbal and written communication skills.
- Ability to handle multiple tasks with attention to detail and futuristic thinking approach.
Min. Experience: 3-5 years Minimum (or) if you are able to perform tasks that a 3+ years experienced professional would do then you are more than welcome to apply for this position.
No. of Positions: 5
Job Type: Full Time / Contract
- 8+ years of industry work experience
- Proven experience as a Full Stack Developer or similar role
- 3+ years of web application development with JavaScript as full stack
- Full stack experience designing and building scalable applications from end-to-end
- Excellent JavaScript / Typescript skills
- Strong proficiency in React (hooks knowledge is plus)
- Strong proficiency in Nodejs
- Good HTML5 / CSS3 skills with expertise on responsive web design
- Must have Design and development experience in Micro services using NodeJS and TypeScript
- Experience with NoSQL databases such as MongoDB, mongoose, aggregation framework and Redis
- Experience with Web sockets and related frameworks (e.g. Socket.IO)
- Experience in using and developing GraphQL APIs
- Experience in performance tuning
- Knowledge of code versioning tools such as Git, Mercurial or SVN.
- Open minded to take up any challenge, research and provide solutions Great attention to detail
- Testing libraries – jest, testing-library is plus
- TDD / BDD experience is plus
- Experience with AWS, K8S, CI/CD is plus
- Familiar with SDLC methodologies like SCRUM, AGILE, Continuous Integration
Roles & Responsibilities
- Design – Analyze, design & document the system / solution based on the business needs which is scalable, resilient and maintainable with low overhead for both client and server side
- Problem solving – Solve the challenges and problems faced by team by guiding and team with best practices
- Coordinate - Communicate system requirements to developers; explain system structure to them and provide assistance
-
- Code Reviews – Perform code reviews
-
- Planning – Plan and assign tasks to team members
Full stack developer
Salary: 6-9 LPA
Location: Mumbai
About ZenOnco.io:
https://zenonco.io/">ZenOnco.io is the world’s first integrative oncology healthtech platform. At ZenOnco.io, we aim to extend life and improve the quality of life for cancer patients through integrative oncology treatment, which covers both medical treatment as well as complementary treatment (Nutrition, emotional wellness, fitness, and community support).
To provide the best medical treatment options to cancer patients, we have partnered with 50+ hospitals across India, and cover 1,000+ oncologists. We also provide patients access to a full range of diagnostic tests that are required to arrive at the most effective cancer treatment.
We heavily deploy technology in our operations, and have recently launched the world’s first Integrative Oncology Preliminary Assessment Report tool (ZIOPAR) to guide cancer patients free of cost on the possible treatment options based on their cancer profile, symptoms and other conditions.
We believe in innovation, dedication and commitment. While we have the thrill to seek out and capture the world, we are looking for a responsible partner in you. If you feel you can become one of us, apply today.
Company introduction video: https://bit.ly/ZenOncoIOintroduction">https://bit.ly/ZenOncoIOintroduction
Roles and responsibilities:
- Working on WordPress and CodeIgniter, involving CSS, PHP, JS, jQuery, SQL
- Designing and implementing new features and functionality
- Establishing and guiding the website’s architecture
- Ensuring high-performance and availability, and managing all technical aspects of the CMS
- Helping formulate an effective, responsive design and turning it into a working theme and plugin
- Convert comprehensive layout and wireframes into working HTML pages
- On-page SEO
Education and Experience:
- Graduate or Post Graduate (Preferred)
- Experience: 3+ years
- Ability to work on WordPress and CodeIgniter
- Good understanding of front-end technologies, including HTML5, CSS3, JavaScript, jQuery
- Experience building user interfaces for websites and/or web applications
- Experience designing and developing responsive design websites
- Ability to understand CSS changes to ensure consistent style across platforms and browsers
- Strong understanding of PHP back-end development
You will get:
- Some of the best people to work with (founders are IIM graduates and investment banker)
- An opportunity to make a difference in the lives of millions of cancer patients across the globe
- A great learning environment and opportunity to grow
- Someone’s traveling to airport/office/home - can we suggest them public transport routes with first mile & last mile and accurate tracking of the individual leg of the journey
- Someone’s new in the city - can we help them travel from A to B in the most efficient way
- Someone’s planning to not use their private vehicle for the commute - can we design an efficient and reliable system to plan their commute with accurate information of public and private transport
- Transition people from private to hybrid multimodal commute
- Someone's traveling home late at night - can we give their friends, family peace of mind?
- Build a single mobile ticket for the entire journey
What you’ll do
- Build the backend and deploy systems powering the app
- Improve routing across 10+ cities for everything from walking to trains to electric scooters to metro to bus to auto to bike
- Integrate new private transport companies and new ways of getting about our cities
- Develop smarter ways of integrating the payment systems with the app
- Extract, process and crunch together departure times, travel habits, and pricing information and suggest reliable results to users
- Create experiences that delight your friends, family, and millions of new commuters when they come and visit your city
- Design and build systems that scale on demand and are secure
- Deploy and support your code on AWS
- Best practices: code reviews, tests, CI
- Teach us how to be better our Stack (Required) Java (Spring Boot), Postgres, MongoDB, ReactJs, Golang Microservice Nginx, API Gateway, Load Balancer, Kafka, Redis, Websockets, Docker, Kubernetes, Git, AWS - EC2, RDS, s3, lambda Optional Nodejs(Express)
Required Nodejs,Mongodb,java,reatjs, Java,Spring
Skill:java,mongodb,nodejs
Exp:2-4yrs
Loc:Bangalore
Notice period should be less than 30 days.....

