
- 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.
- Documenting Node.js processes, including database schemas, as well as preparing reports.
- Keeping informed of advancements in the field of Node.js development.

Similar jobs
1) Be open to learn new frameworks like Hapi.JS , Typescript , Nest.JS
2) Strong DB concepts , and hands on knowledge on MongoDB , REDIS
3) Experience working with micro-services will be a plus
4) Experience working with JWT and IAM systems will be a plus
5) Experience working with Postman , Swagger will be a plus
6) TDD knowledge is an advantage and also working with Unit Test code and familiar with test code coverage concepts.
7) Strong operating system knowledge is a plus with knowledge of how to manage threads.
8) Working experience with RabbitMQ , Kafka will be a plus
9) Strong knowledge of JS internals is a must.
10) Familiar with the Django REST API Framework.
11) Experience with the FAST API framework will be a plus
We need flexible employees for any technology
You can contact me on nine three one six one two zero one three two
About OOLIO
Founded in 2019, Oolio has rapidly grown into Australia’s largest hospitality tech provider, trusted by industry giants like Star Casinos. Our innovative solutions empower businesses to streamline operations, enhance guest experiences, and drive revenue growth.
With a global footprint, we’ve established offices in the UK, US, and New Zealand, delivering cutting-edge technology to some of the world’s most dynamic hospitality brands. At Oolio, we’re not just building software - we’re shaping the future of hospitality with innovation, agility, and a passion for excellence.
As a leading hospitality technology company, we deliver solutions that help restaurants, cafes, and food service businesses streamline operations, integrate ordering and payments, and enhance customer experiences. Our platform is built on modern cloud-native technologies and follows an event-driven architecture, enabling high scalability and reliability.
Responsibilities
- Design, develop, and maintain scalable and high-performance web and mobile applications.
- Work across the stack with Go, React and Node.js.
- Working understanding of React Native is a plus.
- Architect and optimize APIs and microservices to ensure reliability, scalability, and security.
- Deploy, monitor, and manage cloud infrastructure using Kubernetes and AWS.
- Collaborate with product managers, designers, and other engineers to build seamless user experiences.
- Conduct code reviews, mentor junior developers, and promote best practices in software development.
- Continuously improve system performance, observability, and developer productivity.
- Troubleshoot and resolve production issues, ensuring uptime and reliability.
Requirements
- 6+ years of experience as a Backend Engineer, working on production-grade applications.
- Strong proficiency in Golang (5+ yrs) for back-end development. Experience with React Native is a plus.
- Experience with Reactjs or Nodejs is a plus.
- Solid understanding of microservices architecture and API development.
- Experience with Kubernetes, Docker, and cloud platforms (AWS) - 4+ yrs.
- Knowledge of databases (SQL and NoSQL) such as PostgreSQL and DynamoDB.
- Familiarity with CI/CD pipelines and DevOps practices.
- Strong problem-solving and analytical skills.
- Built offline-first applications.
- Excellent communication and teamwork abilities.
Nice-to-Have
- Experience in the POS or payments industry.
- Knowledge of GraphQL and gRPC.
- Familiarity with event-driven architecture (Kafka, RabbitMQ, etc.).
- Exposure to performance tuning and high-traffic system optimizations.
What We Offer
- Competitive salary and benefits package.
- Hybrid work model with flexibility.
- Opportunity to work on cutting-edge technology in a fast-growing industry.
- A collaborative and dynamic work environment with a talented global team.
- Career growth opportunities and ongoing learning support.
We’re seeking a highly skilled, execution-focused Senior Backend Engineer with a minimum of 5 years of experience to join our team. This role demands hands-on expertise in building and scaling distributed systems, strong proficiency in Java, and deep knowledge of cloud-native infrastructure. You will be expected to design robust backend services, optimize performance across storage and caching layers, and enable seamless integrations using modern messaging and CI/CD pipelines.
You’ll be working in a high-scale, high-impact environment where reliability, speed, and efficiency are paramount. If you enjoy solving complex engineering challenges and have a passion for distributed systems, this is the right role for you.
Responsibilities:
- Design, develop, and maintain distributed backend systems at scale.
- Write high-performance, production-grade code in Java.
- Architect and optimize storage systems, ensuring efficient query performance and scalable data models.
- Implement caching strategies to reduce latency and improve system throughput.
- Build and manage services leveraging AWS cloud infrastructure.
- Develop resilient messaging pipelines using Kafka (or equivalent) for real-time data processing.
- Define and streamline CI/CD pipelines, ensuring rapid and reliable deployment cycles.
- Collaborate with product managers, frontend engineers, and DevOps to deliver end-to-end solutions.
- Monitor system performance, identify bottlenecks, and apply proactive fixes.
- Drive best practices in software engineering, testing, and code reviews.
Requirements:
- 5+ years of experience in backend engineering, with deep hands-on coding experience.
- Strong proficiency in Java and familiarity with modern frameworks.
- Proven track record in building scalable distributed systems.
- Hands-on expertise with AWS services (e.g., EC2, S3, Lambda, DynamoDB, RDS).
- Solid understanding of messaging systems like Kafka, RabbitMQ, or similar.
- Strong grasp of query performance optimization and storage system design.
- Experience with caching solutions (Redis, Memcached, etc.).
- Familiarity with CI/CD tools (Jenkins, GitHub Actions, GitLab CI, etc.).
- Excellent problem-solving skills and ability to thrive in fast-paced environments.
- Strong communication and collaboration skills, with a proactive mindset.
Benefits:
- Best in class salary: We hire only the best, and we pay accordingly.
- Proximity Talks: Meet other designers, engineers, and product geeks — and learn from experts in the field.
- Keep on learning with a world-class team: Work with the best in the field, challenge yourself constantly, and learn something new every day.
About Us
Proximity is the trusted technology, design, and consulting partner for some of the biggest Sports, Media, and Entertainment companies in the world! We’re headquartered in San Francisco and have offices in Palo Alto, Dubai, Mumbai, and Bangalore. Since 2019, Proximity has created and grown high-impact, scalable products used by 370 million daily users, with a total net worth of $45.7 billion among our client companies.
Today, we are a global team of coders, designers, product managers, geeks, and experts. We solve complex problems and build cutting-edge tech, at scale. Our team of Proxonauts is growing quickly, which means your impact on the company’s success will be huge. You’ll have the chance to work with experienced leaders who have built and led multiple tech, product, and design teams.
About Talent Litmus
- Talent Litmus is a game-based platform for assessments and learning founded by IIT Bombay, IIM Ahmedabad alumnus. We are a young, funded, growing and ambitious startup.
- Imagine if companies were to recruit candidates using interactive mobile games instead of tedious assessments. What if training sessions in organisations were not long 3-day workshops but gripping online role-playing games. We imagined it, and have made it a reality.
- We are using Games and Generative AI to make assessments nd learning at the workplace interesting.
Responsibilities
- Complete ownership of our web and mobile platform - from specification to design, development, and troubleshooting.
- Design and develop secure, scalable, performant and reliable systems.
- Create a framework of technical standards and procedures
- Collaborative work with other HR tech platforms to implement seamless integration.
- Rapid development and prototyping of new features.
Requirements
- Bachelors or higher degree in Computer Science or Mathematics 2 or more years of demonstrated successful experience in Full-Stack web development.
- Hands-on Experience with designing and building a high-quality front end for web applications.
- Experience with Node. JS, Angular JS, MongoDB, ExpressJS, NestJs, AWS(EC2, Route53, S3, CloudFront, Lambda), Docker, nginx.
- Experience with version control systems such as Git.
- Experience with Typescript Basic understanding and exposure to GEN AI tech.
- Bonus: experience with CI/CD, and game development (phaser.js, three.js, play canvas, etc. )
- Ability to have smart technical conversations and defend hypotheses with factual data.
- Candidates willing to work from home or from office in Mumbai
Node.js Developer Requirements:
1. Bachelor's degree in computer science, information science, or similar.
2. At least two years' experience as a Node.js developer.
3. Extensive knowledge of JavaScript, web stacks, libraries, and frameworks.
4. Knowledge of front-end technologies such as HTML5 and CSS3.
5. Superb interpersonal, communication, and collaboration skills.
6. Exceptional analytical and problem-solving aptitude.
7. Great organizational and time management skills.
8. Availability to resolve urgent web application issues outside of business hours.
1. Work experience between 3 years to 9 years in building large scale high user traffic consumer facing applications with desire to work in a fast paced startup.
2. Knowledge on reactive and asynchronous programming is preferable. If you have worked with coroutines, goroutines, high concurrency or optimized number of threads for processing on your backend server you could be a good fit.
3. Extremely proficient at writing performant, scalable and production ready code in Kotlin, Java (8 or above, comfortable with concepts like lambda, streams, multithreading etc), Elixir, Rust, or Golang. Should be familiar with static code analysis, code coverage and code reviews.
4. Experience with NoSQL DBs like MongoDB, Cassandra, Redis or Aerospike is required. Knowledge of graph DBs like Neo4j is preferred.
5. Strong in algorithms, problem solving and data structures.
6. Knowledge of TDD and experience with building applications integrated with CI-CD pipelines (automated build, tests and deployments).
7. Exposure to micro-services with good understanding of containers, kubernetes, logging, alerting and monitoring. Inter services communication. Should know how to handle multiple versions of APIs.
The ideal candidate is a self-motivated, multi-tasker, and demonstrated team-player. You will be a lead developer responsible for the development of new software products and enhancements to existing products. You should excel in working with large-scale applications and frameworks and have outstanding communication and aleadership skills.
Responsibilities
- Writing clean, high-quality, high-performance, maintainable code
- Develop and support software including applications, database integration, interfaces, and new functionality enhancements
- Coordinate cross-functionally to insure project meets business objectives and compliance standards
- Support test and deployment of new products and features
- Participate in code reviews
Qualifications
- 5+ years of relevant work experience
- Mandatory experience in building scalable microservices on nodejs platforms
- Expertise in Object Oriented Design, Database Design, Service architecture
- Experience with Agile or Scrum software development methodologies
- Ability to multi-task, organize, and prioritize work
- Minimum 2 years experience on MEAN Stack
- Extensive hands-on experience in Node JS/Express/Hapi JS, Moleculer and NoSQL DBs (Mongodb and Redis are preferred)
- Strong coding and designing skills
- Working understanding of Continuous Integration and Continuous Deployment concepts and tools such as (Gitlab CI/CD), Development tools (Git), Application Servers (nginx, Apache)
- Experience in consuming and developing secure RESTful API/web-services
- Comfortable using Unix / Linux machines from command prompt
- As a full-stack architect in the team, you'll bring your ideas to life on a technology stack of Node JS and NoSQL Databases among others.
- We are looking for tech geeks who are hands-on and in love with building scalable, distributed and large web / mobile products.
- You must be an excellent problem solver with passion to self-learn and implement backend technologies
- You would be responsible for the architecture design, code review and technology build and deployment activities of web/mobile applications.
- Own the product development from scratch - Architect scalable, distributed and large scale web and mobile solutions from scratch
- You would be responsible for writing SRS and require strong technical writing and communication skills
- You would be responsible for managing and mentoring your team members and help them advance in their learning and career goals
- Ensure test driven development (TDD) methodologies are deployed to execute project
- Define and ensure right coding practices
- Code for fresh development and to troubleshoot and resolve issues
- Lead web development efforts, including hiring, mentoring and advising peers









