
Lead Backend Developer Javascript
at Our client company is into Ecommerce(QS1)
- 5-10 years of experience in building API services using NodeJS Express and related frameworks
- Expert level understanding of NodeJS asynchronous runtime
- Expert level understanding of Javascript concepts on callbacks and closures
- Experience with Postgres, NoSQL, Redis, and Firebase real-time database
- Experience with AWS services like Elastic Beanstalk, Cloudfront, S3, EC2, Lambda, API Gateway, SQS, etc
- Understanding of patterns and techniques for building scalable back-end infrastructure including caching, rate limiting, authentication, and authorization schemes.
- Experience in building highly scalable and high throughput services with millisecond response times
- Experience working in a collaborative team environment
- Excellent communication & interpersonal skills
- Willingness to learn and pick up new technology along with patience to mentor
Bonus skills –
- Experience with Elastic Search, Puppeteer
- Experience writing unit test

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Job description
Opportunity
We are looking for a young and enthusiastic personality who loves coding. Who is passionate and ready to tackle some of the most difficult problems in the laundry industry. We believe that user-centric design ultimately leads to the best products, so we listen closely to our users, both external and internal. As an engineer on our close-knit, cross-functional team, you'll be an active voice in shaping our product.
You will play a role in product planning, drive the implementation and release of major features, and be a champion of best practices for writing well-tested, well-organized code.
Tech Stack
Our tech stack is http://asp.net/">ASP.NET, MVC, Webform, WebAPI, MSSQL Server, JQuery, Javascript, Angular 2 and microservices architecture. Our platform is hosted on Google Cloud.
Responsibilities
- Work with internal business teams and management to define requirements and develop technical specifications.
- You will be creating modules and components and coupling them together into a functional app.
- Creating self-contained, reusable, and testable modules and components
- Developing and integrating RESTful API services.
- Convert legacy code to new tech stack single-page web applications.
- You will be working with payment gateway, barcodes, QR codes, biometrics, integrating different hardware (printer, scanner, cash register, POS terminal, laundry and drycleaning machines, conveyor belt etc), map routing and distance algorithms.
What you can expect in the next 12 months
Within 1 month
- You should have acquired a good knowledge of the domain, product and process that we follow.
- Setup the dev environment and push your first small piece of code to production.
- You will start attending daily stand up.
- Dive into technology by pair-programming with your teammates and attending engineering training sessions designed and presented by your peers.
- Have a one-one chat with every member of the Quick Dry Cleaning team so you get to know everyone well and understand each other.
Within 3 months
- You'll start developing your first module all by yourself. (With some guidance)
- Write your first set of unit test cases and work with the quality engineer to set up functional testing workflows.
- Conduct your first review of a peer's code.
- Participate in several release planning sessions to get a deep understanding of the new features we're working on.
- Participate in your first production release cycle.
- Start providing support for bugs, issues, small improvements on production.
- Take over one tool (JIRA, Build Deployment, CI/CD, Git or any other)
Within 6 months
- You'll launch your first two or three modules to production.
- Take architectural and infrastructure decisions that will impact the entire product.
- Be comfortable navigating most of our stack and infrastructure.
- Be responsible for the planning, scoping, design, and implementation of new services.
Within 12 months
- You'll launch at least 3 to 4 core modules to production and completely own scaling for some more.
- Participate in interviewing and hiring, as a way to influence team growth.
- Mentor Ship - Should do code reviews for juniors, spend time and show a willingness to teach juniors, and share expertise with new team members.
- Collaborate with engineering, product, sales and customer success leadership to define priorities and set delivery goals.
- You will start owning an important workflow/ section of the product.
Required Candidate profile
What an ideal candidate looks like
- Strong knowledge of Computer Science fundamentals in object-oriented design, data structures, algorithm design, problem-solving, complexity analysis, databases, networking, and distributed systems.
- 3-4 years of experience with product development (.ASP.Net, C#.Net, WCF, MVC, SQL Server development applications, version control, CI/CD pipelines).
- Should have a strong online presence on different forums like stack overflow etc, Github etc.
- Excellent verbal and written skills. The ability to explain sophisticated architectures to engineers, product managers, and support & operation executives. You should also be able to write a proposal for your idea/solutions and take feedback from the team.
- Previous work experience at a product-based company or startup would be a bonus.
Personality traits we really admire
- Great attitude to ask questions, learn and suggest process improvements.
- Pays great attention to detail and helps identify edge cases.
- Gives equal importance to planning, coding, code reviews, documentation, and testing.
- Highly motivated and coming up with fresh ideas and perspectives to help us move towards our goals faster.
- Follows release cycles and absolute commitment to deadlines.
Role Software Developer
Industry Type IT Services & Consulting
Functional Area IT Software - Application Programming, Maintenance
Employment Type
Role Category Programming & Design
Job Overview:
We are looking for Tech Lead to join our Engineering team and lead all stages of the software product development life cycle. This will include analyzing system and user requirements, designing software flowcharts, writing clean Java code, troubleshooting bugs, and running tests to improve system functionality. If you are a person who has proficiency in Java technologies, good analytical skills, the ability to design software systems and anticipate issues, and frame remedial actions with excellent teamwork skills; We would like to speak to you
Responsibilities:
1. Design, develop, scale, and maintain backend services in Java
2. Collaborate with the engineering and product team to discuss project definitions and goals.
3. Work on individual priorities, deadlines, and deliverables.
4. Improve reliability, scalability, observability, and security of the backend systems.
5. Write simple, efficient, and maintainable code
6. Function well in a fast-paced, rapidly changing environment
7. Ensuring best coding standards and practices to improve and maintain quality.
Requirements:
8. Bachelor/Master degree in CS or related field from a reputed college
9. Sound knowledge of Java technologies.
10. Solid grip on the programming basics like DS and algorithms, OOPS.
11. Experience with software design and application programming
12. Understanding & experience with software design patterns, restful APIs, and microservice architecture
13. Experience with software design and application programming
14. Strong debugging skills
15. Exposure to CI/CD and Test-Driven Development
16. Nice to have are Unix / Linux, database SQl / NoSQL, Java Spring, working knowledge on scripting (Perl, Shell Scripting).
About Us
Classplus is India's largest B2B ed-tech start-up, enabling 1 Lac+ educators and content creators to create their digital identity with their own branded apps. Starting in 2018, we have grown more than 10x in the last year, into India's fastest-growing video learning platform.
Over the years, marquee investors like Tiger Global, Surge, GSV Ventures, Blume, Falcon, Capital, RTP Global, and Chimera Ventures have supported our vision. Thanks to our awesome and dedicated team, we achieved a major milestone in March this year when we secured a “Series-D” funding.
Now as we go global, we are super excited to have new folks on board who can take the rocketship higher🚀. Do you think you have what it takes to help us achieve this? Find Out Below!
What will you do?
- Connect the dots between business goals and consumer problems through product development
- Solve the most challenging problem of scaling and business logic
- Design and develop services using test driven development with near 100% code coverage
- Develop and deploy services continuously using CI/CD on a daily basis
- Identify and own meaningful metrics for success and move them dramatically.
- Prepare and present management updates on key initiatives. Communicate clearly at all levels in the organization.
- Conduct multivariate experiments to constantly validate hypotheses and bash all the myths
You should apply, if you
- Display expertise: Have strong proficiency with Nodejs, My SQL, MongoDB and Caching and with code versioning tools, such as Git
- Can improvise: Understand the nature of asynchronous programming and its quirks and workarounds
- Showcase all round knowledge: Understand accessibility, security compliance, user authentication, and authorization between multiple systems, servers, and environments
- Can simplify: Can integrate multiple data sources and databases into one system. This also includes creating database schemas that represent and support business processes, and can implement unit tests
- Can figure out the basics: Understand fundamental design principles behind a scalable application
Being a Part of the Clan!
At Classplus, you’re not an “employee” but a part of our “Clan”. So, you can forget about being bound by the clock as long as you’re crushing it workwise😎. Add to that some passionate people working with and around you, and what you get is the perfect work vibe you’ve been looking for!
It doesn’t matter how long your journey has been or your position in the hierarchy (we don’t do Sirs and Ma’ams); you’ll be heard, appreciated, and rewarded. One can say, we have a special place in our hearts for the Doers! ✊🏼❤️
Are you a go-getter with the chops to nail what you do? Then this is the place for you.
InnovationM is looking for a Java Developer with experience in Spring Boot, Microservices, and MongoDB to join our team. The ideal candidate should have hands-on experience in designing and developing REST APIs using Spring Boot, building microservices-based applications, working with MongoDB and have experience in deploying applications in AWS.
What you must be good at:
● Develop and maintain REST APIs using Spring Boot framework
● Build microservices-based applications using Spring Boot and related frameworks
● Design and develop data models and queries for MongoDB database
● Deploy applications in AWS using EC2, ECR, and other relevant AWS services
● Work in an Agile development environment
● Collaborate with cross-functional teams to deliver high-quality software
What you must be good at:
● 4+ years of experience in Java development
● Strong experience in Spring Boot and related frameworks
● Hands-on experience in building microservices-based applications
● Proficient in designing and developing REST APIs
● Strong experience in MongoDB, including data modeling and query optimization
● Good understanding of AWS services and deployment methodologies
● Experience working in an Agile development environment
● Proficient in Git and version control systems
About Us:
We're on a mission to make it possible for every person, team, and company to be able to tailor their software to solve any problem and take on any challenge. Computers may be our most powerful tools, but most of us can't build or modify the software we use on them every day. At Notion, we want to change this with focus, design, and craft.
We've been working on this together since 2016, and have customers like Pixar, Mitsubishi, Figma, Plaid, Match Group, and thousands more on this journey with us. Today, we're growing fast and excited for new teammates to join us who are the best at what they do. We're passionate about building a company as diverse and creative as the millions of people Notion reaches worldwide.
About The Role:
Millions of people use Notion — and this number is increasing every day. That means a million people trust us to deliver a fast, reliable, and secure experience, and we value this more than anything. We want to keep earning trust, while also continuing to amaze our users with the tools they can build in Notion. This is where you come in — to help us forge a performant and reliable path forward to the future.
What You'll Achieve:
- Write clean, secure, tested, and documented code.
- Design & enhance the Notion platform with new capabilities, as and when the need arises.
- Contribute to monitoring & scaling the architecture of the platform and the infrastructure.
- Write technical documentation, and contribute to determining internal processes.
- Contribute to recruiting of new backend employees
Skills You'll Need to Bring:
- 6+ years of experience building scalable platforms.
- Good understanding of database (Relational Or Nosql) internals like transactions, indexes. Experience in schema design.
- 2+ years of experience working on the AWS platform, and acquaintance with technologies like Elastic Beanstalk, AWS Lambda, Elastic Load Balancer.
- Good understanding of docker internals.
- Good communication skills, good leadership skills, attention to detail, a sound understanding of algorithms, and object-oriented programming.
Nice to Haves:
- You're proficient with any part of our technology stack: React, TypeScript, Node.js, Memcached, Postgres, Docker, and Elasticsearch.
- You've heard of computing pioneers like Ada Lovelace, Douglas Engelbart, Alan Kay, and others—and understand why we're big fans of their work.
- You have interests outside of technology, such as in art, history, or social sciences.
Our customers come from all walks of life and so do we. We hire great people from a wide variety of backgrounds, not just because it's the right thing to do, but because it makes our company stronger. If you share our values and our enthusiasm for small businesses, you will find a home at Notion.
Notion is proud to be an equal opportunity employer. We do not discriminate in hiring or any employment decision based on race, color, religion, national origin, age, sex (including pregnancy, childbirth, or related medical conditions), marital status, ancestry, physical or mental disability, genetic information, veteran status, gender identity or expression, sexual orientation, or other applicable legally protected characteristic. Notion considers qualified applicants with criminal histories, consistent with applicable federal, state and local law. Notion is also committed to providing reasonable accommodations for qualified individuals with disabilities and disabled veterans in our job application procedures. If you need assistance or an accommodation made due to a disability, please let your recruiter know.
● Experience in design, development, and deployment of the
application.
● Knowledge of Restful Web-Services, JSON, HTTP, Networking
protocols
● Knowledge of MVC architecture.
● Mandatory Tech Skills: PHP, NodeJS, JavaScript, SQL, NoSQL,
GIT.
● Good to Have: Laravel, Express, AWS
● Basic understanding of HTML, CSS
Why join the navy when you can be the pirate?
Get onboard this ship & let's make KYC and onboarding easier than ever!
We want to ensure that our tech is successfully consumed by end users easily.
We are looking forward to work with you.
We would love to have you for the following reasons :
- Strong hold in python based backends such as Flask & Django
- Knowledge of backend principles, patterns, and best practices
- Aware of the open-source ecosystem and the libraries available.
- Proficient understanding of Git
- Must have written Unit, Integration and UI Test Cases
- Understanding of Cloud hosting (AWS,Azure) principles and interface guidelines
- Experience in working with distrubuted data using REST APIs, JSON and other technologies
- Potential interns with experience in containers will hold an advantage.
- Experience in Kafka & ELK will be an advantage.
- Experience of 1-2 years.








