NodeJS Developer

Backend Engineering Intern (Infrastructure Software) – Remote

Position Type: Internship (Full-Time or Part-Time)

Location: Remote

Duration: 12 weeks

Compensation: Unpaid (***3000 INR is just a placeholder***)

About the Role

We are seeking a motivated Backend Developer Intern to join our engineering team and contribute to building scalable, efficient, and secure backend services. This internship offers hands-on experience in API development, database management, and backend architecture, with guidance from experienced developers. You will work closely with cross-functional teams to deliver features that power our applications and improve user experience.

Responsibilities

• Assist in designing, developing, and maintaining backend services, APIs, and integrations.
• Collaborate with frontend engineers to support application functionality and data flow.
• Write clean, efficient, and well-documented code.
• Support database design, optimization, and query performance improvements.
• Participate in code reviews, debugging, and troubleshooting production issues.
• Assist with unit testing, integration testing, and ensuring system reliability.
• Work with cloud-based environments (e.g., AWS, Azure, GCP) to deploy and manage backend systems.

Requirements

• Currently pursuing or recently completed a degree in Computer Science, Software Engineering, or related field.
• Familiarity with one or more backend languages/frameworks (e.g., Node.js, Python/Django, Java/Spring Boot, Ruby on Rails).
• Understanding of RESTful APIs and/or GraphQL.
• Basic knowledge of relational and/or NoSQL databases (e.g., MySQL, PostgreSQL, MongoDB).
• Familiarity with version control (Git/GitHub).
• Strong problem-solving skills and attention to detail.
• Ability to work independently in a remote, collaborative environment.

Preferred Skills (Nice to Have)

• Experience with cloud services (AWS Lambda, S3, EC2, etc.).
• Familiarity with containerization (Docker) and CI/CD pipelines.
• Basic understanding of authentication and authorization (OAuth, JWT).
• Interest in backend performance optimization and scalability.

What You’ll Gain

• Hands-on experience building backend systems for real-world applications.
• Exposure to industry-standard tools, workflows, and coding practices.
• Mentorship from experienced backend engineers.
• Opportunity to contribute to live projects impacting end users.

Rejolut is one of the award-winning fastest-growing emerging tech company which is working on leading technology like Blockchain, ML & AI, Complex mobile & web apps, IoT, etc.

The ideal candidate will be responsible for developing a highly scalable and secure code.

Responsibilities:-
- Able to take the Extreme Ownership of modules/product/projects
- Able to learn & implement new technology/framework/library at God Speed
- Able to come with an optimal solution for the business problem
- Can handle calls with the client & customer to know their feedback
- Writing clean code & able to dig into other's code or open-source code.

Desired Candidate Profile:-
- Good problem-solving skills are a must

- Expertise in Node.js development, Javascript (hands-on Experience )
- Exposure to developing APIs with Node JS
- Knowledge of Node.js and frameworks available for it such as Express, sails.js, StrongLoop, etc
- Knowledge of SQL and NoSQL database
- Knowledge of tools like Docker, Git, Postman, JSdocs, etc.
- Basic understanding of front-end technologies, such as HTML5, and CSS3
- Added advantage (Python or Ruby or Golang)
- Self-motivated and able to drive the team
- Good communication and interpersonal skills
- Experience in working in fintech is a plus

 How we are different 
 -We are a young and dynamic team who are obsessed with solving the business problem at scale.   

-We are a technology agnostic company that focuses more on finding the optimal solution to the business problem rather than technology.

 Why join us
 - We provide a huge learning curve. Spending 1.5-2 years with us will put you 3 years ahead in the career.
- We work only on cutting edge technology like React, React Native, Flutter, NodeJS, Python, Go, Svelte, ELM
- There are two technology Co-founder in the company who are pretty much hands-on and have earlier bult the Consumer application which is downloaded millions of times and are in leadership position in copanies like Samsung, Purplle, Loylty Rewardz.
- Get mentored by the best in the industry
- Flexible working hours
- Perks best in the industry

 2+ years experience as a developer with a proven track record in on-time and successful deliveries.

- Must be highly proficient in NodeJS, Javascript and MySQL with Microservices (REST web services )

- Work end to end on micro-services and SPAs built on cutting-edge technologies like Nodejs (Strong practical experience preferred)

- Strong knowledge of database & web applications.

- Preferred : grunt, wagner, npm, passport, redix, chai

- Excellent problem solving and communication skills, so that you are able to articulate technical concepts to the team, also excellent development, and debugging skills

- Ability to learn, act, and thrive in a fast-paced environment with a distributed team

Duties & Responsibilities :

- Should be taking requirements to design and building reusable modules.

- Building, scaling and performance tuning.

- Advance understanding of front-end technologies, such as HTML5 and CSS3.

- Advance understanding in AWS, NPM (Node JS Package Manager), GIT and Unit testing.

- Strong work experience in Design Patterns and Algorithms.

- Experience with debugging, troubleshooting and problem-solving issues.

- Must have strong communication skills.

Responsibilities

• Determines technical feasibility of medium to low complexity features or solutions by evaluating problem, customer requirements, possible solutions and technology requirements.

• Exercises judgment in prioritizing tasks and selecting methods and techniques for obtaining solutions.

• Create a low-level design of modules of a software application through proper documentation and diagrams.

• Develops software solutions by studying requirements, clarifying customer/user needs, analyzing data and processes, and following established software development practices and processes.

• Develops proof of concepts for technical evaluation and early customer feedback.

• Updates and shares knowledge by studying state-of-the-art development tools, programming techniques, and computing technology; reading professional publications.

• Networks with internal and external personnel in their area of expertise.

Requirements

• B.Tech/B.S. or M.Tech/M.S. in Computer Science, IT or related field.

• 3-5 years of experience

Visit us on :

Mandatory Skills

• Should be proficient in the following areas of .NET (.NET 4.5 or above, .NET Core)

• Expert in C# and ASP.NET

• Knowledge of JavaScript/TypeScript is a plus

• Development of Windows and Web services

• Parallel and Asynchronous programming

• Unit testing, Linq, ORM

• Debugging/troubleshooting in .Net

• Should be proficient in SQL Server 2012 and above in the following areas

• T-SQL Stored Procedures

• Transaction in SQL

• Should have the following design skills

• Expert in OOPs

• Proficiency in Design Patterns

• Proficiency in Unit testing Patterns

• Understanding of Algorithms and Data structures.

• Experience on Requirement/Design/Code Review & Inspections

• Excellent problem-solving and analytical skills.

Desirable Skills

• Hands-on experience with using Git (handling branching and merging), any DevOps pipeline

• Experience with Agile methodologies

Architectural:

Design and implement a software architecture

Select a technology stack

Design and configure infrastructure

Select a development toolkit (IDE, etc.)

Design and implement a database design

Improve and optimise the application architecture

Ensure scalability of the application

Ensure scalability of the infrastructure

Explore new technologies and decide whether to implement them

Strategy, planning, and design:

• Take end-to-end ownership of the product, identify technology requirements, define the future product vision, create preliminary design concepts for add-on modules and shape overall technology and product roadmap by collaborating with the founders, business development, and marketing team.
• Ensure user oriented design is the primary approach to product development across multiple screens, based on user behaviour data and direct customer feedback.

Implementation and deployment:

• Manage Product Release, QA cycles, feature implementation and on time delivery through in-house team and vendors.
• Collaborate with team and customers to define use cases.
• Creation of wireframes/prototypes, site maps and user-flows for web and mobile platforms.

Operational management :

• Support marketing by implementing technical requirements for SEO/product analytics.
• Establish and supervise a quality assurance process, including integration & system testing.
• Rigorously monitor key performance metrics and coordinate with various teams to take corrective actions if needed.
• Establish and forecast ROI of features and succinctly articulate competitive advantage.
• Set-up data collection and analysis system in collaboration with CEO to track key performance.

metrics.

Strong fundamentals in computer science/engineering and algorithm design.

Practical knowledge of computer software algorithms in machine/deep learning, NLP, Computer Vision etc.

Personal Requirements:

• Min of 7+ years of Hands on experience in Web app development, payment gateways implementation, architecture design, product management, databases and UI/UX in consumer facing applications.
• Experience on projects involving engineering and algorithmic functions, machine learning, deep learning and artificial intelligence is very advantageous.
• Creative self-starter who is comfortable with both taking initiative and working in teams.
• Strong communication skills.
• Willingness to learn and utilise emerging technologies.
• Sincere passion to use disruptive technologies that can be globally significant