Node Backend Developer (Express)

Job Overview:

We are looking for a Full-Stack Developer with 4+ years of experience in software development. The ideal candidate will be proficient in both frontend and backend technologies, capable of building scalable and high-performance applications, and have a problem-solving mindset. You will collaborate with cross-functional teams to develop, optimize, and maintain web applications.

Key Responsibilities :

- Design, develop, and maintain web applications ensuring performance and scalability.  

- Work with backend services using Node.js (Express.js/NestJS) and databases.  

- Develop and maintain frontend applications using React.js (minimum 1 year experience required).  

- Integrate APIs (RESTful & GraphQL) and third-party services.  

- Write clean, maintainable, and efficient code following industry best practices.  

- Ensure security, reliability, and optimization in applications.  

- Participate in debugging, troubleshooting, and performance tuning.  

- Work closely with designers, product managers, and engineers to deliver high-quality solutions.  

- Stay updated with modern development trends and contribute to technical improvements.  

Required Skills & Qualifications :  

- 4+ years of experience in full-stack development.  

- Strong proficiency in JavaScript and TypeScript.  

- Hands-on experience with Node.js (Express.js/NestJS).  

- Minimum 1 year of experience working with React.js.  

- Experience with SQL (PostgreSQL, MySQL) and NoSQL (MongoDB) databases.  

- Proficiency in API design, development, and integration (RESTful, GraphQL).  

- Familiarity with version control tools (Git, GitHub/GitLab/Bitbucket).  

- Strong problem-solving and analytical skills.  

- Ability to work both independently and collaboratively in a team.  

Good to Have : 

- Experience with Cloud Services (AWS, Azure, or GCP).  

- Familiarity with Containerization (Docker, Kubernetes).  

- Knowledge of testing frameworks (Jest, Mocha, or Cypress).  

- Understanding of event-driven architectures and message queues (Kafka, RabbitMQ).

Role and Responsibilities:

• To ensure  success   as   a   js   developer,   you   should   possess extensive   knowledge   of   Node.Js   based   services   like   Express   js, Multer.
• Candidate must be well aware of the JS concepts like promises, async-await, callback, fetch, and array methods like map, filter, reduce.
• Knowledge of GIT is a must.
• Must have sound knowledge of creating API through postman or similar tools, developing and maintaining all server-side network requests, ensuring optimal performance of the central database, collaborating with   front-end   developers   on   the   integration   of elements.
• Deep Understanding of mongo and MySQL.
• Working knowledge of Microservices.
• Good understanding of AWS services, Like Instance,S3, Route53, Elastic Bean Etc.
• Best writing code understanding.

• Web development using PHP & experience in coding on MVC architecture of Laravel
• REST API knowledge is a must with oAuth security
• Understanding of mobile apps with REST API integration, firebase & google analytics is important
• Need to have knowledge of querying MySQL & NoSQL databases like MongoDB
• Experience with Node Js for our notification system

• Understanding of cloud services like Google cloud & AWS ec2 instance is a bonus for the profile

We are looking to hire a Senior Backend Developer, with over 4+ years of experience, to directly work with the CTO and contribute in building and developing new products and feature sets for NostraGamus. The work will entail the opportunity to explore and utilise the latest developments in the world of technology, and formulate ways to incorporate them into day to day work to create stellar products. The candidate must have had significant exposure in building real products, including working with various stakeholders across product and marketing teams. Prior knowledge in building games at scale is highly desirable, but not necessarily.

The following skillsets are highly essential:

1. Expertise in Node Js&Javascript, and hobbyist interest in few other languages like Python, Ruby, PHP. Must have done C/C++ programming in school/college
2. Deep knowledge on Database systems, especially PostgreSQL, and any noSQL clones, including knowledge to optimise
3. Awareness of Docker, virtualization, Redis or similar caching toolsets
4. Absolute mastery in using Unix based systems and Bash. Ability to work in seamlessly in headless environments is a must.
5. Disciplined in approaching problems, ability to maintain composure under catastrophic failures and propensity to work under deadlines

Bonus Points :

1. Passionate about building new products - having done a few personal projects, regardless of success achieved or goals completed.
2. Prior knowledge in building games at scale.
3. Good understanding in AWS and its various services - EC2, ECS, RDS, SQS, Elastic Beanstalk, Elasticache, Route53.
4. Strong interest in Mathematics, Probability Theory, Statistics, Machine Learning and ability to apply math in real-world applications.

At Kyt, we are building an online-first, global academy focused on extracurricular learning for kids. Our mission is to ensure that every kid around the world gets access to holistic education while being able to learn using content, tools and technologies that teaches them concepts - some even better than offline. Bringing in technology as a differentiator to teach kids concepts and help them practice is key to our product development path.

• Experience of 6+ years across product based companies 

• Should have worked on building B2C products. Having experience in building edtech products would be a major plus.
• Should be an  avid programmer with great problem solving skills.
• Should have a great grasp over NodeJs/Typescript/ AWS microservices
• Should  have experience in building scalable server-side systems. Should have significant experience in cloud infrastructure and designing databases.
• Should have knowledge of software architecture, system thinking and design patterns.