
Senior backend developers
Minimum 5 years of experience
Backend skills: MongoDB, Node.js
Remote work available
(We prefer individual developers over agencies or IT providers)

About City Labs
About
City labs is a profitable company
Candid answers by the company
An all-in-one solution for the independent retailer:
- e-Commerce app
- Cashback loyalty program using our own CityCoin token
- Messaging
- and more
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Job description :
Back-End Developer (B2B SaaS)
Location : Kashmere Gate, Delhi (Hybrid)
NP : Immediate Joiner
Experience : 2.5years to 4years
About Us :
Eazybe is transforming workplace communication by creating innovative tools on top of popular messaging platforms like WhatsApp, phone calls, and more. As we expand our reach into international markets, we're looking for dynamic sales professionals to join our team!
Key Responsibilities :
Backend Development: Write clean, maintainable, and efficient code for server-side applications.
API Design & Integration: Build and maintain RESTful or GraphQL APIs to support various front-end and mobile applications.
Database Management: Design, implement, and maintain robust databases, ensuring data integrity and security.
Performance Optimization: Optimize applications for maximum speed and scalability.
Collaboration: Work closely with front-end developers, product managers, and other team members to ensure seamless integration of functionalities.
Debugging & Troubleshooting: Identify and fix bugs, bottlenecks, and system issues.
Security: Implement best practices for securing backend systems and data.
Documentation: Prepare technical documentation and reports for system and code processes.
Qualifications :
- Proficient in solving Data Structures and Algorithms (DSA) problems.
- Demonstrated experience with platforms like LeetCode or similar competitive programming environments.
- Strong aptitude and problem-solving skills, with the ability to think critically and approach challenges creatively.
- A sharp analytical mindset with a proven ability to learn and adapt quickly.
- Proficiency in server-side programming languages such as Python, Node.js, Ruby, Java, PHP, or others.
- Experience with frameworks like Django, Express, Flask, Spring Boot, etc.
- Strong understanding of databases (SQL and NoSQL), such as MySQL, PostgreSQL, MongoDB, Redis, etc.
- Familiarity with API standards and development (REST, GraphQL).
- Knowledge of cloud platforms like AWS, Azure, Google Cloud, or others.
- Experience with version control tools like Git.
What We Offer :
- 12 days of Paid Time Off (PTO) annually
- 10 days of Working From Anywhere (WFA) annually
- Hybrid Work Model: 4 days in-office and 2 days from home
Convenient Office Location : Just a 7-minute walk from Kashmiri Gate Metro
- Candidates who meet the criteria will undergo 2 to 3 interviews and a possible paid work trial focusing on analytical and technical skills.
- If you're passionate about backend development and eager to work in a fast-paced, innovative environment, we want to hear from you.
Our vision is to be the world’s leading Ed-Fin Tech company dedicated to making higher education accessible and affordable to all. Our mission is to drive transparency and accountability in the global higher education sector and create significant impact using the power of technology, data science and collaboration.
GradRight is the world’s first SaaS ecosystem that brings together students, universities and financial institutions in an integrated manner. It enables students to find and fund high return college education, universities to engage and select the best-fit students and banks to lend in an effective and efficient manner.
In the last three years, we have enabled students to get the best deals on a $ 2.8+ Billion of loan requests and facilitated disbursements of more than $ 350+ Million in loans. GradRight won the HSBC Fintech Innovation Challenge supported by the Ministry of Electronics & IT, Government of India. With a strong presence in the U.S. and subsidiaries in India and commencement of UK operations, GradRight is well-poised for global expansion, having raised a Series A round of investments. GradRight’s 200+ team members across Hyderabad, Gurgaon, Bangalore, Kolkata and the US are led by alumni of IIT Delhi, IIT Kharagpur, BITS Pilani, ISB Hyderabad and University of Pennsylvania.
Brief:
We are pursuing a complex set of problems that involve building for an international audience and for an industry that has largely been service-centric. As a SDE at GradRight, you’ll bring an unmatched customer-centricity to your work, with a focus on building for the long term and large scale.
You’ll contribute to frameworks that enable flexible/scalable customer journeys and tie them with institutional knowledge to help us build the best experiences for students and our partners.
- Responsibilities:Contribute to design discussions and decisions around building scalable and modular architecture
- Build clean, modular and scalable backend services
- Participate in sprint ceremonies and actively contribute to scaling the engineering organization from a process perspective
- Stay on top of the software engineering ecosystem and propose new technologies/methodologies that can be adopted
- Contribute to engineering hiring by conducting interviews
- Champion infrastructure as code mindset and encourage automation
- Manage and mentor a small team of junior engineers
- Requirements:At least 4 years experience as an SDE, building large scale services
- Extensive experience in at least one programming language and ability to write maintainable, scalable and unit-testable code
- Strong understanding of software design principles and patterns
- Excellent command over data structures and algorithms
- Passion for solving complex problems
- Good understanding of various database technologies with strong opinions around their use cases
- Experience with performance monitoring and scaling backend services
- Experience with microservices and distributed systems in general
- Experience with team management
- Excellent written and verbal communication skills
- Good to have:Experience working with Node.js, MongoDB and Google Cloud
- Experience in CI/CD and cloud infrastructure management
- Worked on products that addressed an international audience
- Worked on products that scaled to millions of users
- Location: GurgaonAdditional resources:Our team - https://gradright.com/team.html
- Customer testimonials - https://gradright.com/testimonials.html
- GradRight on social media - LinkedIn, Instagram
- People will be eligible for ESOPs only after the 6 months of engagement with Gradright.
Job description: for Node js Developer at Appinop Technologies
- Experience in developing IOT applications using NodeJS & frameworks
- Writing reusable, testable, and efficient code
- Familiarity with RESTful APIs . Experience in working on serverless framework in AWS using Lambda, API Gateway . Experience in working on AWS database services such as Dynamodb , RDS - Experience in working on other AWS services such as Cognito, AWS ElasticSearch, Kinesis Data Stream, Firehose, Athena, S3
- Design and implementation of low-latency, high-availability, and performant applications
- Implementation of security and data protection
Requirements and qualifications:
- Previous working experience as a Node.js Developer 1-2 years
- Bachelor's degree in computer science, information aries, and Exceptional analytical and problem-solving aptitude. Science, or similar.
- Extensive knowledge of JavaScript, web stacks, libr
- Knowledge of front-end technologies such as HTML5 and CSS3.
- Superb interpersonal, communication, and collaboration skills.
- Availability to resolve urgent web application issues outside of business hours.
About Appinop
Innovation begins with like-minded people aiming to transform the world together.
We invite you to become a part of an organization that has been helping clients transform their business by fusing insights, creativity, and technology. At Appinop, we embrace a diverse mix of talented people who come here to stay and do their best work.
At Appinop, we transform passionate individuals into proficient professionals dedicated to exploring new frontiers in Software development. Here you will get the opportunity to work with technical craftsmen that are pioneer in latest technologies
We promote a culture of equality, learning, collaboration, and creative freedom so that our employees grow.
For more information about our solutions and organization, visit http://www.Appinop.com">www.Appinop.com
We are building a global content marketplace that brings companies and content creators together to scale up content creation processes across 50+ content verticals and 150+ industries. Over the past 2.5 years, we’ve worked with companies like India Today, Amazon India, Adobe, Swiggy, Dunzo, Businessworld, Paisabazaar, IndiGo Airlines, Apollo Hospitals, Infoedge, Times Group, Digit, BookMyShow, UpGrad, Yulu, YourStory, and 350+ other brands.
We are creating high-quality remote talent workforces across Content Writers, Graphic Designers, Video Makers, Content Strategists, Audio Artists, and eventually aim to cover each and every creative professional involved in the marketing domain. Imagine us being able to build virtual marketing teams for any company globally, by providing them a product that solves for content operations and gives the customer the ability to strategize, create, distribute and manage all their content projects at one place. At the same time, they have the ability to be able to extend their team by being matched with high-quality creators from our talent marketplace for different projects that they have. It isn’t long before content becomes so fundamental to individuals and brands alike, that there is a need for buying and selling content on-demand. We want to be that force of change!
Responsibilities: -
- We are looking for solid senior back-end developers who are well-versed with NodeJs.
- The tech stack on the back end side - MySQL, Postgres, Redis, Node, TypeScript, Express, Knex.
- We are looking at folks who have a minimum of 6-7 years of experience in back-end development and have been strong experience.
- The mindset is very different and we are looking for folks who have evolved fast in terms of skills and in terms of working on their own projects.
Role description:
We are looking for a LEAD- Fullstack with expertise and experience in designing and developing applications including new developments, enhancements, maintenance and support. The role involves continuous collaboration with team, partners.
Candidate description:
Should have:
- Passion for technology and financial domain with demonstrated ability to learn quickly
- Delivery focus with ability to take full ownership
- Strong commitment to quality and delivery
- Strong communication skills
Skills/Knowledge and experience:
- Object oriented design and development skill
- Webservices - Node JS/Express JS, Rest API
- Frontend –, React, Angular (Javascript and Typescript)
- Unix and Shell scripting
- SQL Proficiency, good to know MongoDB
Requirements and Qualifications :
- BS/MS degree in Computer Science, Engineering or a related subject
- 3-5 years of experience with Ruby and the Rails framework
- 3-5 years of experience with Git and Github
- 3-5 years of experience with SQL backends, preferably MongoDB, PostGre SQL
- Familiarity with testing tools such as Rspec
- Knowledge of Docker and docker-based deployment
- Critical thinker and problem-solving skills
- Team player
- Good time-management skills
The ideal candidate will be responsible for developing high-quality applications. They will also be responsible for designing and implementing testable and scalable code.
Responsibilities
- Develop quality software and web applications
- Analyze and maintain existing software applications
- Design highly scalable, testable code
- Discover and fix programming bugs
Qualifications
- Bachelor's degree or equivalent experience in Computer Science or related field
- Development experience with programming languages
- MongoDb database or relational database skills
- Highly proficient in JavaScript and Typescript, PassportJs, Sequelize.
- Working knowledge of Node.js frameworks such as ExpressJs, SailsJs, VueJs and ElectronJs.
- Good understanding of server-side templating languages such as Jade, EJS, Mustache etc.
- Good understanding of server-side CSS preprocessors such as Stylus, Less,Sass etc.
- Basic understanding of front-end technologies, such as HTML5, and CSS3
- Sound knowledge of Testing frameworks such as Mocha, Chai, Jasmine, Cucumber etc.
- Experience of writing unit, integration and E2E tests.
- Experience of working with SQL databases.
- Experience of integrating third party APIs.
- Good understanding of code versioning tools, such as Git.
- Good Communication Skills.
Our client is the Health-tech initiative of India's largest business house. Started in 2015, it empowers healthcare providers and consumers in India. All healthcare monitoring services are made available through an app that will help connect doctors, hospitals, pharmacies, laboratories and consumers, enabling preventive and predictive healthcare. It helps the care-givers to track the entire patient journey from the initial appointment and maintaining their records, generating lab test reports to providing virtual consultation and home-care solutions. It is expected that this futuristic guide will strengthen doctor-patient relationship and enhance the in-clinic experience.
As the Java Programmer, you will be responsible for developing cutting edge health-tech applications that include high scale transaction processing, intelligent bot based programs and data analytics.
What you will do:
- Building components for the company's advanced health tech platform using Java, Solr, SpringBoot, DialogFlow
- Communicating effectively in a cross-functional product development team and present ideas and solutions effectively
- Participating in technical planning and requirements gathering phases including design, code, test, troubleshoot, and document engineering software applications
- Developing the Code as per the requirements
- Working with product team and constructing the tech roadmap
- Designing, building and scaling the company's backend microservices
- Maintaining code integrity and organization
- Applying all quality requirements to make the code production ready
- Developing and deploying new features to facilitate related procedures and tools if necessary
- Developing documentation related to technical aspects and to facilitate current support, development, upgrades, or migrations
- Designing and building efficient, reusable, and reliable Java code
- Pro actively catching and fixing bugs, and providing support for the back end services
- Managing servers and infrastructure by keeping the lights on and refining the deployment architecture
What you need to have:
- Expert at hands on programming in JAVA and J2EE
- Must be from Product based companies (Should have developed Web Apps)
- Proven expertise in Java interfaces with MongoDB (or similar noSQL databases) as well as relational databases (mySQL, Postgres etc)
- Key contributor in atleast one 6+ months development project involving SpringBoot and Hibernate
- Strong understanding of application server infrastructure
- Good working knowledge of Maven based build systems
- Good understanding of build and deployment pipelines that involve ANT and Jenkins
- Proficient understanding of code versioning tools, such as Git or SVN
- Good knowledge of working on Rest APIs, Webservices
- Excellent problem-solving skills
- Hands on experience with Lucene/Solr
- Familiarity with DiagFlow based chat bot building
- Knowledge of NLP
- Learnt AI/ML systems
- Excellent interpersonal skills and the ability to build good working relationships.
- Must be self-motivated to prioritize and manage workload and meet critical project milestones and deadlines.
- Able to effectively collaborate with a team as well as take initiative and work independently to solve problems
- 6+ years of experience working with MongoDB or other NoSQL databases.
- Maintain and configure MongoDB (developer)
- Keep clear documentation of the database setup and architecture.
- Backup and Disaster Recovery management.
- Adept with all the best practices and design patterns in MongoDB for designing document schemas.
- Good grasp of MongoDB’s aggregation framework.
- Ensure that the databases achieve maximum performance and availability.
- Design indexing strategies.
- Configure, monitor, and deploy replica sets.
- Should have experience with MongoDB Atlas.
- Should have minimum experience with development and performance tuning.
- Create roles and users and set their permissions.
- Excellent written, verbal communication skills and critical thinking skills











