
Key Responsibilities:
- Rewrite existing APIs in NodeJS.
- Remodel the APIs into Micro services-based architecture.
- Implement a caching layer wherever possible.
- Optimize the API for high performance and scalability.
- Write unit tests for API Testing.
- Automate the code testing and deployment process.
Skills Required:
- At least 2.5 years of experience developing Backends using NodeJS — should be well versed with its asynchronous nature & event loop, and know its quirks and workarounds.
- Excellent hands-on experience using MySQL or any other SQL Database.
- Good knowledge of MongoDB or any other NoSQL Database.
- Good knowledge of Redis, its data types, and their use cases.
- Experience with graph-based databases like GraphQL and Neo4j.
- Experience developing and deploying REST APIs.
- Good knowledge of Unit Testing and available Test Frameworks.
- Good understanding of advanced JS libraries and frameworks.
- Experience with Web sockets, Service Workers, and Web Push Notifications.
- Familiar with NodeJS profiling tools.
- Proficient understanding of code versioning tools such as Git.
- Good knowledge of creating and maintaining DevOps infrastructure on cloud platforms.
- Should be a fast learner and a go-getter — without any fear of trying out new things Preferences.
- Experience building a large-scale social or location-based app.

About Recro
Recro is a developer-focused platform that was founded with the aim of seamlessly matching individual expertise with the right opportunities.
We empower talented developers by providing them with relevant experience at fast-growing startups based on technical competencies and aspirations. These opportunities have a significant impact on their career success and help them become their best self.
On the other hand, startups get instant access to top-quality developers with guaranteed productivity from the very beginning. We help them to scale up/down based on their needs, thus ensuring an efficient and high-yielding workforce.
Developers solve real-time complex problems and get exposure to the uplifting and challenging work culture at start-ups like Flipkart, Dunzo, Swiggy, and Zivame among many others. At Recro, we ensure continuous support from our strong community to accelerate careers for developers and strive to create optimal business outcomes for high-growth startups.


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We are looking for an experienced Node.js Developer with at least 3-years of experience. In this role, you will be responsible for developing and maintaining server-side applications and building scalable applications using Node.js. It is a WFH/Remote, full-time position.
Responsibilities
- Design and develop RESTful APIs using Node.js
- Build and maintain high-performance, reusable, and reliable code
- Write unit and integration tests for all code changes
- Developing and maintaining all server-side network components
- Designing customer-facing UI and back-end services for various business processes
- Collaborate with cross-functional teams to define, design, and ship new features
- Optimize application performance and ensure scalability and reliability
- Troubleshoot and debug issues in the application codebase
- Documenting Node.js processes, including database schemas, as well as preparing reports
Qualifications
- 3+ years of experience designing and/or developing applications using node.js
- Extensive knowledge of JavaScript, web stacks, libraries, and frameworks
- Strong experience with ExpressJS or Restify frameworks
- Very well understanding of Javascript, Browsers, real time communication
- Experience with ReactJS & MongoDB is a plus
- Strong fundamentals in OOPS, Data structured and Design Patterns
- Knowledge of front-end technologies such as HTML5 and CSS3
The key aspects of this role include:
• Design, build, and maintain scalable applications using Python.
• Contribute to the entire implementation process including driving the definition of improvements based on business need and architectural improvements.
• Act as a subject matter expert for Application Software developers and Engineers.
• Handle server-side code for a production platform and contribute to new features
To be the right fit, you'll need:
• More than 4+ years of experience as a software developer in Python, with knowledge of at least one Python web framework such as Django, Flask, etc.
• Good understanding of common design patterns and architecture principles to design reliable and Scalable applications
• Strong communication skills
• Knowledge of databases line NoSQL or MongoDB
• Good to have AWS and Docker or Web services
• Basic understanding of front-end technologies, such as JavaScript, HTML5, and CSS
Job Description
Backend Node Developer offer you is a space to explore varied technologies and quench your techie soul.
As Node Developer we are looking for a Node Js, Mongo DB, Angular or React. Experience with userinterface design.
Role: Backend Node Developer
Experience: 3+ Years
Location: Onsite-Delhi/Hyderabad
Must-Have -
- Minimum 3 years of experience in Node JS.
- Minimum 1 years of experience in Mongo DB (optional)
- Good Hands-on experience in Angular or React.
- Experience in designing and building large-scale, high availability, secure web applications and REST-full API using Node.js in an agile methodology.
- Good Hands-on experience in Node Js frameworks like Express, Fastify other frameworks.
- Strong proficiency with JavaScript and Node.JS -
- Knowledge and understanding of Event Loop architecture.
- Knowledge and understanding of promises and (async or await)
- Implementation of security like oauth 2.0, JWT and data protection. Good Hands-on experience on cache server.
- Knowledge and understanding of Request, Axios, proficiency in REST-ful APIs.
- Knowledge of data structures and Algorithms, Node Global variables and In-built libraries
- Understanding the nature of asynchronous programming and its quirks and Workarounds
- Design and implementation of low-latency, high-availability, and performant applications. Experience in version control tool Git .
- Candidate have to be strong logical operations.
Our new vision “Reimagining a better-shared world” and mission “Bringing human expertise to tech for delivering purposeful solutions that amplify value” is at the heart of our transformation approach, powered by cloud, platform mindset, and engagement. Our motto “Let’s make digital change happen” is our commitment to empower our clients to succeed in this digital world. While our values – integrity, teamwork, the pursuit of excellence, committed, customer-centric, and thought-leadership, defines our character and behavior.
This person MUST have:
Node JS, REST, Mongo DB
Experience:
Min 3 year experience
The B2B manufacturing industry has a lack of digitisation globally. NowPurchase is building layers of technology to help improve the productivity and profits of the manufacturer. For this we are building the OS (Operating System) that will seamlessly connect factory equipment such as furnaces and spectrometers to our software systems that provide real time optimisations.
The end-game is to use this interconnected system to do great production planning and autonomous procurement of their raw materials. The Heart of NowPurchase will be a marketplace consisting of these smart factories and raw material suppliers.
Here a video that explains our product journey:
https://www.loom.com/share/ccd0ed9e7bc349d7bba851d762253c21">https://www.loom.com/share/ccd0ed9e7bc349d7bba851d762253c21
This is fully a remote role, but the employer needs to fly down to the office in Kolkata for 5–6 days every month. Plane tickets and accommodation will be reimbursed by the company.
Role Description
NowPurchase is looking to add an immensely talented Senior Backend Engineer that will help us invent, design, refine and deliver products that will meet the above vision.
- Expect to build a lot of services and APIs in the cloud and stand-alone IoT devices to serve both the browser as well as native IoT enabled terminals that will be placed at the manufacturers' premises.
- Expect designing algorithms that model the metallurgy of the manufacturing processes as well as using tools such as linear programming, machine learning etc.
- You need to lead the backend team to make sure they are delivering high quality code and is constantly inspired to experiment with tools to push out MVPs.
What are the expectations from this role?
- Deliver high quality modular code deployed to serve web, mobile and native IoT enabled terminals that leverage REST-based services and real time sockets. This would include algorithms for real time optimizations that are critical for the manufacturing process.
- You are empowered to work directly with leadership and the product team to make decisions about your code and future of the product.
- Have a strong emphasis on shipping features quickly without sacrificing code quality. Be ready to build a lot of MVPs that will go through iteration or be completely scrapped depending on the outcome at the customer end.
- Own your Agile projects and lead the team from software design to implementation and deployment. Maintain sprints, delivery timelines and contribute to better managing the engineering team.
- Collaborate on the end to end design and implementation of the platform, including data modeling, systems architecture, data security, access controls, architecture, user experience, deployment, automation, and monitoring.
- Maintain a high level of data integrity, quality and security checks.
- Develop data pipelines and RESTful services that are distributed, robust and highly performant.
- Build a culture of simplicity and pragmatism, which is reflected in your elegant code that other developers emulate and you ensure through thorough code reviews and processes.
Qualifications and Experience
- 4+ years of demonstrated software engineering experience in an agile environment designing, architecting and implementing robust scalable systems preferably for modern SaaS application
- 1+ years of technical leadership experience
- Experience with modern server-side programming languages such as Python, Scala, Go. Experience with web frameworks such as Django Rest Framework, Flask.
- Experience with architecting asynchronous services with design patters leveraging PostgreSQL, MongoDB, Redis, Celery for storage and multi-tenant servers over AWS Elastic BeanStalk.
Compensation & Benefits
- **Cash Compensation:** As per industry standards & pedigree of candidate
- **ESOPs:** 10% of NowPurchase is dedicated to current & future team members. Your package would entail some ESOPs so that you own a part of the company and grow along with it.
- **Medical Insurance:** Benefits of group insurance of 3 lakhs for family including parents, spouse, children
- **Generous leave structure and WFHs** including Marriage, Maternity & Paternity leaves
- **Complete Relocation Expenses:** We are building a unicorn out of the city of Joy (Kolkata). We will pay for everything you spend to relocate here.
**Possible Growth path**
Senior Backend End Engineer > Engineering Manager > VP of Engineering
**Tech Stack**
- React/Redux
- Python/Django/Celery
- Git, AWS, ELB (Elastic Beanstalk), Netlify
- PostgreSQL/Redis/S3
## **Hiring Process**
1. Screening of applicants & initial telephonic call with Manager -HR
2. F2F/Video Interview with Engineering Manager and Cofounder CTO
3. Take home written assessment
4. F2F/Video Interview with Cofounder CEO
5. Email communication on final feedback
The end to end process shall take less than 10 days. We pride ourselves on being transparent & moving fast.
*Candidates who accept an offer may join within 1 hour, 1 week or up to 45days of signing - though, we have a preference for as short a gap period between signing and joining since we're at the most exciting part of our journey - laying the foundation for the NowPurchase platform!*
We are looking for a Developer who is proficient with Node and has at least 1-3 years of relevant experience. Your primary role will be on developing microservices, while ensuring good coding practices and architecture. You will have end to end ownership of the services you develop, to ensure it is robust and easy to maintain. You will coordinate with the rest of the team working on different layers of the infrastructure. Therefore, a commitment to collaborative problem solving, and quality product is important.
Roles and Responsibilities
- Integrating and maintaining Node micro services
- Proficient in RESTful APIs and API communications, especially to consume data from and/or push data into MongoDB for Web and mobile applications
- Proficient on modeling applications on NOSQL databases(preferably MongoDB)
Desired Candidate Profile
- Strong coding experience in Node JS.
- Should have experience with microservice architecture
- Compile and analyze data, processes, and codes to troubleshoot problems and identify areas for improvement
Nice to have:
- Some experience with queues like like Redis,SQS,etc
- Experience with cloud solutions like Lambda, Docker etc
- Experience in DevOps and related practices to improve development lifecycle, continuous delivery with high quality is an advantage.
- Deploy server/related components to staging, live environments.
- Some exposure to React Frontend implementation, deeper JS skills
At Primathon, we strive to deliver world-class software for our clients and empower our engineers to become full-stack in technology and provide them 360° experience. We are looking for champions in backend development with experience in NodeJs/Python. You would be working on NodeJs, Python, PostgreSQL, MongoDB, Redis Elastic search, RabbitMq, SQS, Docker, AWS.
Responsibilities and Duties
● Participate in agile software development, prototyping and code reviews
● As a backend engineer, you will work on backend services in Node JS, MongoDB, PostgreSQL, Redis.
● Design, implement and/or use RESTful web services
● Designing database schema
● Writing automation test cases
● Write testable, well-thought-out code within the ecosystem, embracing additional languages and frameworks when appropriate
Required Experience, Skills and Qualifications
● 1+ years of experience as a Backend developer.
● Experience designing, implementing and using RESTful Web Services with Service-Oriented Architecture.
● Knowledge & basic understanding of JavaScript frameworks like React, D3, etc and strong experience working with MVC.
● Solid understanding of version control principles, preferably using Git
● Experience using mocking frameworks, testing frameworks, dependency injection, NoSQL and/or relational databases
● Strong knowledge on how to navigate the vast and quickly evolving collection of open source projects and select the right tool for the job
● Attention to detail and the ability to build reliable, scalable, and flexible software.
Work Experience ** Minimum 2+Years
- Understand the architecture and design of multiple existing API capabilities
- Collaborate with the team to monitor and maintain the availability and performance of existing API capabilities
- Troubleshoot and resolve defects within existing API capabilities
- Collaborate with teammates to understand and troubleshoot issues within the larger system
- Perform periodic sustainment activities such as license, certificate, and credential updates.
- Develop enhancements to existing API capabilities as defined and approved by the leadership
- Participate in daily stand-up meetings and other Agile ceremonies
- Write clean, scalable code based on requirements and consistent with the design
- Unit Test enhancement and defect corrections
- Collaborate with teammates to perform system regression testing
- Deploy new baselines to production environments following existing Maintenance Release Processes
- Make recommendations for enhancements to improve existing software and/or to enhance the monitoring capability
- Serve as an expert on applications and provide technical support when appropriate
- Excellent analytical, programming, and debugging skills
- 3+ years of hands-on experience developing backend RoR & Java solutions
- Familiarity or proficiency with Spring Boot-based development
- Understanding of the fundamental technologies of the web, including HTTP, SSL, and JSON
- Working knowledge of AWS, Docker, Kubernetes, and SQL databases
- Enthusiasm for the latest and greatest tools and technologies
- Commitment to a DevOps culture
- Excellent communication and collaboration skills
- Has high standards, results-oriented, and a commitment to delivering high-quality software on time
We are looking for a highly capable Node.js developer to optimize our web-based application performance. You will be collaborating with our front-end application developers, designing back-end components, and integrating data storage and protection solutions.
To ensure success as a Node.js developer, you should possess extensive knowledge of Node.Js based services and experience in a similar role. An accomplished Node.js developer will be someone whose expertise results in the stable, fast, and secure exchange of data between servers and end-users.
Responsibilities
- Developing and maintaining all server-side network components.
- Ensuring optimal performance of the central database and responsiveness to front-end requests.
- Collaborating with front-end developers on the integration of elements.
- Designing customer-facing UI and back-end services for various business processes.
- Developing high-performance applications by writing testable, reusable, and efficient code.
- Implementing effective security protocols, data protection measures, and storage solutions.
- Running diagnostic tests, repairing defects, and providing technical support.
- Documenting Node.js processes, including database schemas, as well as preparing reports.
- Recommending and implementing improvements to processes and technologies.
- Keeping informed of advancements in the field of Node.js development.
Skills
- At least one year of experience as a Node.js developer.
- Extensive knowledge of JavaScript, web stacks, libraries, and frameworks.
- Knowledge of front-end technologies such as HTML5 and CSS3.
- Superb interpersonal, communication, and collaboration skills.
- Exceptional analytical and problem-solving aptitude.
- Great organizational and time management skills.
- Availability to resolve urgent web application issues outside of business hours.

