Senior Software Developer NODE

Company Description:

Gunpowder Innovations is a technology-first company building high-performance applications in fintech and health tech. Our engineering team is passionate about solving complex problems at scale, delivering seamless user experiences through cutting-edge mobile and web technologies. AllerWell, one of our flagship products, uses AI and advanced tech to revolutionize allergy management, helping users make safer food choices.

NOTE - IMMEDIATE JOINERS ONLY.

Role Description:

We’re looking for an Node.js Developer with a strong backend focus. You’ll work closely with frontend developers, designers, and product teams to build scalable APIs, manage cloud-based infrastructures, and occasionally contribute to Flutter-based front end development. This is a great role for someone who loves working across the stack and wants to build real-world solutions that impact users directly.

Key Responsibilities:

• Design, develop, and maintain backend services and APIs using Node.js.

• Build scalable, secure, and high-performance server-side applications.

• Collaborate with frontend (Flutter) and product teams to define and deliver end-to-end solutions.

• Optimize backend performance and database queries for speed and reliability.

• Manage and integrate cloud-based services (primarily AWS) to support backend operations.

• Occasionally assist in Flutter-based development for mobile/web, contributing to full-stack solutions.

• Ensure code quality through code reviews, testing, and adherence to best practices.

Requirements:

• 3+ years of hands-on experience in Node.js development.

• Strong proficiency in JavaScript and Node.js frameworks like Express.js.

• Solid understanding of REST APIs, GraphQL, and integration with frontend applications.

• Experience with PostgreSQL, MongoDB, or other relational and NoSQL databases.

• Familiarity with AWS services (e.g., Lambda, RDS, S3) and deploying backend applications in cloud environments.

• Basic knowledge of Flutter and Dart to collaborate effectively with frontend teams.

• Familiarity with Git, CI/CD pipelines, and backend testing frameworks. • Ability to work independently in a fast-paced environment while contributing to a collaborative engineering team.

Nice to Have:

• Experience building serverless applications (e.g., AWS Lambda, DynamoDB).

• Knowledge of security best practices in backend and API development.

• Exposure to fintech applications, compliance, and data protection requirements.

• Previous experience with complex databases and real-time data streams.

Backend Developer 

About Us

It is a stealth mode startup founded by IIT/NIT alumni who held leadership positions in companies like MindTickle and Browserstack. We have a grand vision of disrupting how companies buy and sell from each other. We are working with early customers to build an enterprise-grade product that will be GA this year. It is backed by tier 1 VCs and angel investors from India and Silicon Valley.

Job Description

We are looking for a Backend Engineer to work closely with the founding team. We are looking for a developer responsible for managing the interchange of data between the server and the users. Your primary focus will be the development of all server-side logic, definition and maintenance of the central database, and ensuring high performance and responsiveness to requests from the front-end.

Responsibilities

1. Develop platform and infra stack from scratch
2. Writing reusable, testable, and efficient code
3. Compile and analyze data, processes, and codes to troubleshoot problems and identify areas for improvement.
4. Optimize application for maximum speed and scalability.
5. Implementation of security and data protection
6. Collaborating with the front-end developers and other team members to establish objectives and design more functional, cohesive codes to enhance the user experience.
7. Developing ideas for new programs, products, or features by monitoring industry developments and trends.
8. Recording data and reporting it to proper parties, such as clients or leadership.
9. Participating in continuing education and training to remain current on best practices, learn new technologies, and better assist other team members.
10. Taking lead on projects, as needed.

Technology Skills

1. Proven work experience as a NodeJs Backend developer and frameworks available with it like Express, Apollo Graphql. Typescript knowledge is a plus
2. In-depth understanding of the entire web development process (design, development and deployment)
3. Hands-on with various Infrastructure pieces like databases, message queues/brokers
4. Familiarity with Unit Testing Frameworks, UI Testing, Monorepos and Graphql principles
5. Knowledge of Alerting and Monitoring tools.
6. Implementing automated testing platforms and unit tests
7. Proficient understanding of code versioning tools, such as Git
8. Integration of multiple data sources and databases into one system.
9. Prior experience of the AWS cloud, knowledge about the Salesforce environment is a plus.
10. Excellent project and time management skills.

Soft Skills

1. Obsessed with best practices, structuring, documentation and have an eye for detail.
2. Self starter with a high level of drive and commitment.
3. High energy and drive to work in a startup environment.
4. Conceptual thinking, flexibility and ability to juggle with multiple responsibilities.
5. Ability to work under pressure and confidence to deal with complex issues.
6. Good communication skills.
7. Hands-on and detail oriented.

Location: Pune

Candidate profile : 3-6 years of experience in Backend Development

Key Objectives/Responsibilities of this Role:

• Understand the UI needs, backend design and data design and create the backend code for the same
• Backend development in NodeJs 12 & above, ExpressJs, NestJs, RESTful web services, Docker, MongoDB, Azure AKS or Kubernetes
• Collaboration with other team members (Architect, UI, backend developers, DBA, Data analytics team) to work in coherence
• Working experience into Agile and scrum methodologies
• Manage SDEs and Interns to drive the deliverables

Mandatory Skillset & Tools: NodeJs 12 and above, ExpressJs, NestJs, Writing Unit Tests , Scheduler, Mongo DB, working knowledge in Kubernetes (AKS), GIT version control, Event driven design, Microservices, con-currency, RESTful web-services, Docker

Primary Skill: NodeJs 12 & above ExpressJs, NestJs, Microsoft development platform, Testing & Debugging skills, Postman, CI/CD pipeline, Docker, Docker hub, Writing UNIT tests

Secondary Skill: Load & performance testing, testing REST Web services, Basic shell commands, Linux, Good written, verbal and presentation skills, Soft spoken, Pro-active

Key Responsibilities:

· You’ll be actively involved with development of server backend that support mobile apps.

· You’ll be architecting and implementing best-in-class complex ‘real time’ web software and/or messaging systems to power highly scalable apps for users.

· Translate high level business problems into scalable design and code. Create libraries & Utilities for larger consumption.

· Work closely with UI/UX designers to create exciting user experiences and ensure delivery of graphic assets as per modern web standards.

· You’ll be continuously keeping an eye on the latest cutting-edge technologies and leveraging these in one’s own and the team’s work as necessary.

· Care about the business results of what you build, not just the elegance of the technology you build.

· Work on the end to end stack (Platforms, UI, distributed systems, databases) rather than specialize in one area.

· And of course, get hands dirty by writing server-side code for mobile-based applications, create robust high-volume production applications, and develop prototypes quickly.

Eligibility

Desired Candidates Profile:

• 5+ years of experience on Node.js based web applications and systems development.
• Strong knowledge of MEAN, Linux/UNIX based development & client-side JavaScript/jQuery.
• Knowledgeable on ORMs, their utility and limitations.
• Knowledge of web services and serialization techniques like REST, SOAP, XML & JSON.
• Knowledgeable about caching mechanisms & tools like memcache, CDNs, nginx.
• Scripting experience in using Shell/Python for creating quick technology solutions to problems.
• Prior expertise of working with AWS Cloud, CDNs and other PAAS based services.
• A strong penchant for Object-Oriented Design.
• Experience of working with version control, bug tracking, continuous integration and other productivity enhancement software like SVN, Bugzilla, Jira etc.
• Prior experience in implementing Agile software methodologies.
• Passionate about software development & modern-day web technologies like:
• Server-Side JavaScript – Node.js, Backbone.js
• Web Sockets
• NoSQL based databases like MongoDB/Couchbase/Redis
• Big Data
• Taking responsibility and ownership in the team’s work.

Additional Requirements:

• B-Tech/BS/BE/BS/MS/M.Tech/MS in Electronics or Computer Science from a premier institute in India (IITs, BITS, NITs etc) or abroad.

Job Description

We are looking for a Back-End Web Developer responsible for managing the interchange of data between the server and the users. Your primary focus will be development of all server-side logic, definition and maintenance of the central database, and ensuring high performance and responsiveness to requests from the front-end. You will also be responsible for integrating the front-end elements built by your coworkers into the application. A basic understanding of front-end technologies is therefore necessary as well.

Responsibilities

• Integration of user-facing elements developed by a front-end developers with server side logic
• Building reusable code and libraries for future use
• Optimization of the application for maximum speed and scalability
• Implementation of security and data protection
• Design and implementation of data storage solutions

Skills And Qualifications

• Basic understanding of front-end technologies and platforms, such as JavaScript, HTML5, Nodejs and CSS3
• Good understanding of server-side CSS pre-processors, such as LESS and SASS
• User authentication and authorization between multiple systems, servers, and environments
• Good Understanding of Mysql database.
• Management of hosting environment, including database administration and scaling an application to support load changes
• Data migration, transformation, and scripting
• Setup and administration of backups
• Outputting data in different formats

• Good academic qualifications
• Experience in developing web applications using Java, Spring, Hibernate, DWR, JSP
• Knowledge in Oracle Database concepts
• Sound knowledge in the following is a must
  o Hibernate
  o Spring
  o Oracle & MongoDb
  o HTML & CSS
  o Javascript
  o Jquery
  o Angular 4
  o Node JS
  
  Knowledge of Japer Reports will be an added advantage
• Good communication skills and be a good listener
• Problem solving skills
• Willingness to learn and do all development activities including quality assurance
• Team player