Senior JS Developer

We’re looking for a passionate Backend Developer Intern who’s eager to learn and build a strong career in web development.

This is a 3-6 month internship where you’ll work on real, design-focused projects. You’ll have the opportunity to learn, grow, and make an impact in a collaborative environment.

What you need:

• Solid understanding of Node, Express.

• Experience with Database like Mongo DB.

What you’ll get:

• Hands-on experience working on client projects.

• Mentorship from experienced developers.

• Exposure to real-world tools, workflows, and industry practices.

• A chance to go full-time based on your performance.

Job Summary:

We are looking for a skilled and motivated Backend Engineer with 2 to 4 years of professional experience to join our dynamic engineering team. You will play a key role in designing, building, and maintaining the backend systems that power our products. You’ll work closely with cross-functional teams to deliver scalable, secure, and high-performance solutions that align with business and user needs.

This role is ideal for engineers ready to take ownership of systems, contribute to architectural decisions, and solve complex backend challenges.

Website: https://www.thealteroffice.com/about

Key Responsibilities:

• Design, build, and maintain robust backend systems and APIs that are scalable and maintainable.
• Collaborate with product, frontend, and DevOps teams to deliver seamless, end-to-end solutions.
• Model and manage data using SQL (e.g., MySQL, PostgreSQL) and NoSQL databases (e.g., MongoDB, Redis), incorporating caching where needed.
• Implement and manage authentication, authorization, and data security practices.
• Write clean, well-documented, and well-tested code following best practices.
• Work with cloud platforms (AWS, GCP, or Azure) to deploy, monitor, and scale services effectively.
• Use tools like Docker (and optionally Kubernetes) for containerization and orchestration of backend services.
• Maintain and improve CI/CD pipelines for faster and safer deployments.
• Monitor and debug production issues, using observability tools (e.g., Prometheus, Grafana, ELK) for root cause analysis.
• Participate in code reviews, contribute to improving development standards, and provide support to less experienced engineers.
• Work with event-driven or microservices-based architecture, and optionally use technologies like GraphQL, WebSockets, or message brokers such as Kafka or RabbitMQ when suitable for the solution.

Requirements:

• 2 to 4 years of professional experience as a Backend Engineer or similar role.
• Proficiency in at least one backend programming language (e.g., Python, Java, Go, Ruby, etc.).
• Strong understanding of RESTful API design, asynchronous programming, and scalable architecture patterns.
• Solid experience with both relational and NoSQL databases, including designing and optimizing data models.
• Familiarity with Docker, Git, and modern CI/CD workflows.
• Hands-on experience with cloud infrastructure and deployment processes (AWS, GCP, or Azure).
• Exposure to monitoring, logging, and performance profiling practices in production environments.
• A good understanding of security best practices in backend systems.
• Strong problem-solving, debugging, and communication skills.
• Comfortable working in a fast-paced, agile environment with evolving priorities.

A candidate who has a strong background in the design and implementation of scalable architecture and a good understanding of Algorithms, Data structures, and design patterns. Candidate must be ready to learn new tools, languages, and technologies

Microservices, MySQL/Postgres, Kafka/Message Queues, Elasticsearch, Data pipelines, AWS Cloud, Clickhouse/Redshift

• Minimum 6 years of experience
• Good understanding of various database types: RDBMS, NoSQL, GraphDB, etc
• Ability to build highly stable reliable APIs and backend services.
• Should be familiar with distributed, high availability database systems
• Experience with queuing systems like Kafka
• Hands-on in cloud infrastructure AWS/GCP/Azure
• Highly plus if know one or more of the following: Confluent ksql, Kafka connect, Kafka streams
• Hands-on experience with data warehouse/OLAP systems such as Redshift, click house and added plus. 
• Good communication and interpersonal skills

• Ability to join a small and growing team, and work with some of the coolest people you've ever met
• Opportunity to make an impact, and leave your mark on this organization.
• Competitive compensation, with the ability to shape your own career trajectory
• Go Extra Mile with Learning and Development

A wholesome opportunity in a fast-paced environment that will enable you to juggle between concepts, yet maintain the quality on content, interact and share your ideas and have loads of learning while at work. Work with a team of highly talented young professionals and enjoy the benefits of being at Xoxoday.

A fast-growing SaaS commerce company based in Bangalore with offices in Delhi, Mumbai, SF, Dubai, Singapore and Dublin. We have three products in our portfolio: Plum, Empuls and Compass. Works with over 1000 global clients. We help our clients in engaging and motivating their employees, sales teams, channel partners or consumers for better business results.

Job Summary:

We want a techie at heart. Someone who is happy and curious to work on all aspects of software development.

Reporting directly to the CTO, you will be responsible for feature design, development, and continuously optimizing our tech stack.

• We are looking for an experienced software engineer with at least 5 years of experience in a startup or product environment. Ideally you have been involved in all aspects of software development from requirements gathering to design, development, deployment and post-release support. We are looking for all-round technical maturity. Our tech stack is Angular, Spring boot and Django/Python.

Key Skills

Java

SpringBoot

PostgreSQL/MySQL

Git

AWS

REST api design

Experience integrating with external APIs

Good applied understanding of Object Oriented Programming

Good database modeling and SQL knowledge.

/React is a big plus.

Responsibilities and Duties

Build out features across the stack : backend, API design and integration, database optimization , microservices, plugins, queues etc

Fix bugs and write automated tests

Maintain and upgrade our Tech Stack

Translate requirements to design and write/present articulate software design.

JOB DUTIES & RESPONSIBILITIES:

• Lead and mentor developers thru coaching and sharing of knowledge
• Architecture design and Develop new functionality and critical business logic of software products
• Enhance existing applications and software products and design new product

SKILLS:

• Strong knowledge on software implementation best practices
• Strong knowledge of SQL Server and/or Oracle database including store procedure, trigger etc.
• Knowledge of security and vulnerability best practices to design secure web application
• Knowledge of web application architecture with horizontal and vertical scalability
• Experience of working with application with large dataset of millions or billions of row in database table
• Ability to adapt quickly to an existing, complex environment
• Ability to complete all phases of software development life cycle including analysis, design, development, testing and support
• Ability to develop large scale web/database applications
• Ability to work on multiple projects with multiple deadlines
• Ability to communicate clearly with business users and project manager
• Ability to innovate and provide functional applications with intuitive interfaces

• Translation of complex functional requirements into technical requirements
• Design, develop and maintain complex systems using best of the breed development practices and technology.
• Responsible for the overall software development life cycle.
• Delivery of High Quality & Scalable systems and applications with a sharp focus on timelines.
• Being on the lookout for bettering the software engineering practices and tools within the organization
• Collaboration with other stakeholders to provide robust and well-rounded solutions
• Report on the status of product delivery and quality to management, customer support and product teams.

• Experience of 5+ years in designing & developing highly scalable, performant web applications
• Strong programming, debugging, and problem-solving skills
• Strong Computer Science Fundamentals (Data structures and Algorithms)
• Sound understanding of object-oriented programming and excellent software design skills.
• Good experience of Restful services using Java Springboot
• Strong understanding of database design and SQL (PostgreSQL / MySQL) development
• Good to have knowledge of NoSQL technologies like Redis, MongoDB, Cassandra or any other NoSQL database
• Knowledge of design patterns and good to have experience of large-scale applications
• Should have experience in Apache Kafka, RabbitMQ, SQS or other Queueing systems.
• Experience of working with Amazon Web Services (AWS), Google Cloud Computing (GCP) would be considered as an advantage
• Experience of developing with Serverless Model will be an advantage.

Profile:

We are looking for a Backend 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'll be working alongside other engineers and developers, collaborating on the various layers of the infrastructure.

Job Responsibilities:

• Understand the lifecycle of a web app fully - browser-side, server-side, scalability, performance.
• Design, develop and own components of the product.
• Programming - ability to read/write enterprise quality code and make the right decision.
• Collaborate with the team and communicate effectively, to solve the problems and build, extend, optimize and refactor the back-end architecture.
• Generalist programmer with the ability to quickly learn and use new languages.
• Design and develop scalable, secure, and high-performance solutions.
• Experience working with relational and non-relational databases.
• At ease working with a Unix based system.
• Has worked with AWS/AmazonSES/EC2/Beanstalk/S3 storage.

Key Skills:

• Strong understanding of AWS, NodeJS, MySql, ExpressJS, Angular 2.
• Strong Programming background with an understanding of the flow of the product.
• Understanding of adaptive and responsive design, and the combination of them.
• A clear understanding of data structures, algorithms, and databases.
• Has completely built a product before including deployment and connecting with the front-end.
• Excellent analytical and problem solving.
• Can write maintainable, clean code and enforce it through code reviews.
• Maintains good documentation with the code written each day.
• A capability for a great learning curve.