
- Design patterns- socket communication/ micro services architecture
- Caching - REDIS MEMCACHED etc
- Database - MONGO, SQL etc. min 2yrs experience with these.
- Features created for large concurrent requests.
- Node Js, Go lang any asynchronous programming language min 2 yrs exp with any one of them.
- Message Queues - RABBIT MQ, Kafka etc.

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Job Title : Java Developer (Walk-In Interview – Gurgaon)
Experience : 3+ Years
Location : Gurgaon (Work from Office)
Interview Mode : 1. Virtual 2. Walk-In
Skills Required : Java, Spring Boot, Multi-threading, PostgreSQL, Redis
Job Description :
We are hiring Java Developers with expertise in Spring Boot, Multi-threading, PostgreSQL, and Redis.
Key Responsibilities :
- Develop and maintain Java-based applications with a strong focus on Spring Boot.
- Implement multi-threading and optimize application performance.
- Work with PostgreSQL for efficient data management.
- Utilize Redis for caching and performance enhancement.
- Collaborate with cross-functional teams to design, develop, and deploy scalable applications.
Technical Skills:
✅ Java (3+ Years) – Strong coding and problem-solving skills.
✅ Spring Boot – Experience in building microservices-based applications.
✅ Multi-threading – Knowledge of concurrency and thread-safe programming.
✅ PostgreSQL – Database design, optimization, and query performance tuning.
✅ Redis – Experience with caching mechanisms for high-performance applications.
Eligibility :
- 3+ Years of hands-on experience in Java development.
- Bachelor's/Master’s in Computer Science or a related field.
- Strong analytical and debugging skills.

About the Role:
We are seeking a highly skilled and passionate Full Stack MERN Developer to join our growing development team. The ideal candidate will be proficient in JavaScript and have experience working with both MongoDB and PostgreSQL databases. As a Full Stack Developer, you will be responsible for designing, developing, and maintaining scalable and performant web applications across our product verticals.
Responsibilities:
- Collaborate with product managers, designers, and other developers to design and develop full-stack web solutions.
- Build responsive, user-friendly interfaces using React.js.
- Develop robust and scalable backend services using Node.js and Express.js.
- Design, implement, and manage databases using MongoDB and PostgreSQL.
- Develop and integrate RESTful APIs and third-party services.
- Ensure cross-platform optimization for mobile responsiveness.
- Write clean, maintainable, and well-documented code.
- Conduct code reviews, unit testing, and performance tuning.
- Troubleshoot, debug, and upgrade existing applications.
- Ensure security and data protection best practices.
Requirements:
- 1-5 years of experience as a Full Stack Developer (preferably MERN stack).
- Proficient in JavaScript, both frontend and backend.
- Strong experience with React.js, Node.js, and Express.js.
- Working knowledge of MongoDB and PostgreSQL.
- Familiarity with version control systems (e.g., Git).
- Understanding of server-side architecture and RESTful APIs.
- Familiarity with cloud platforms (e.g., AWS, or GCP) is an advantage.
- Good understanding of security and performance optimization.

About the Role
As one of the key members of the development team, you will have the unique opportunity to redefine the architecture of our suite of products.
You will get to work directly with our founding team to deliver the most valuable and joyful experience to our customers. If you are looking to make a real impact on real people’s lives and accelerate your career to new heights in the meantime, then this is the perfect opportunity for you. You will help in refactoring certain codes to bring greater flexibility and micro service architecture. CurbWaste intends to execute event driven workflow architecture.Benchmark design patterns for security and scalability will need to be implemented.
Requirements
What you will do
• Review current code and anticipate engineering bottlenecks
• Designing and developing REST API interfaces
• Optimize queries
• Design SOLR based search solution
• Code review peer code
• Identifying code libraries and design patterns
What you will need
• Experience building out RESTful APIs for front-end clients
• Basic knowledge of a minimum one modern front-end framework such as React,Polymer, Angular or Vue.js
• Expert level understanding of NodeJS, and frameworks such as ExpressJS, Fast,LoopBack (preferred)
• Experience with a version control tool (we use git - GitHub and BitBucket)
• Familiarity with modern DevOps tools such as Ansible, Docker, Terraform,Fabric, Kubernetes, etc
• SOLR or ElasticSearch experience
• Advanced Knowledge of NoSQL (also SQL) databases - MongoDB, PostgreSQL
• Extensive experience of any caching technologies - Redis (preferred),
Memcached
• Experience with AWS services like Elastic Beanstalk, S3, EC2 Lambda, API Gateway, SQS, etc
• Prior experience in notifications delivery tools - FCM
• Understanding of patterns and techniques for building scalable back-end
infrastructure including caching, rate limiting, authentication, and authorization schemes
• Experience with programming languages such as golang, Typescrip
Unico Connect is a forward-thinking technology company dedicated to pushing the boundaries of what's possible in the digital world. We are seeking an experienced Senior Node.js Developer to join our team. In this role, you will work on a wide range of exciting projects, from building robust backend systems with Node.js to exploring NoCode platforms and integrating AI tools & solutions.
Responsibilities
- Node.js Development: Design, develop, and maintain backend systems and RESTful APIs using Node.js. Ensure scalability, performance, and reliability of server-side applications.
- Relational Databases: Work with relational databases (e.g., PostgreSQL, MySQL) to design, create, and optimize database structures, and implement data models.
- NoCode Platforms: Collaborate with cross-functional teams to explore and evaluate NoCode platforms for rapid application development and automation.
- OpenAI API Integration: Utilize OpenAI APIs to integrate language generation and understanding capabilities into our applications.
- Language Model Exploration: Perform exploratory tasks related to Language Models, such as creating and fine-tuning models, and experimenting with various use cases.
- Performance Optimization: Identify and resolve performance bottlenecks and ensure the efficient use of resources.
- Security: Implement best practices for data security and access control, including user authentication and authorization.
- Documentation: Maintain detailed technical documentation, including API documentation and database schemas.
- Code Reviews: Participate in code reviews and mentor junior developers to ensure code quality and best practices are followed.
Qualifications
- Bachelor's degree in Computer Science, Software Engineering, or a related field (or equivalent experience).
- 4+ years of proven experience as a Node.js developer with a strong portfolio of relevant projects.
- Solid experience with relational databases, including database design and SQL.
- Familiarity with NoCode platforms or a willingness to learn and adapt to new technologies.
- Experience working with cloud services such as AWS or GCP, setting up instances, deploying applications.
- Experience in implementing API caching using Redis or similar.
- Understanding of OpenAI APIs and a strong interest in Language Model technologies.
- Proficiency in JavaScript and server-side scripting.
- Strong problem-solving skills and attention to detail.
- Excellent communication and teamwork skills.
- Ability to work in a collaborative, fast-paced environment.
Nice to Have
- Knowledge of containerization and orchestration technologies (e.g., Docker, Kubernetes).
- Experience with GraphQL.
- Experience with implementing queue management systems such as RabbitMQ, Kafka, SQS.
- Previous experience working with natural language processing (NLP) technologies.
- Knowledge of DevOps and CI/CD practices.
Skills
- Node.js
- JavaScript
- Express.js
- MongoDB
- RESTful

- Minimum 4 years’ experience developing Node.js applications on top of RESTful APIs.
- Experience building single page applications using JavaScript frameworks and libraries (React)
- Experience with cross-browser, cross-platform and design constraints on the web.
- Experience with test automation: TDD, unit/integration/functional testing.
- Solid understanding of object-oriented design and programming concepts.
- Have a passion for quality and writing clean, solid, readable code that scales and performs well.
- Proficient in Git and familiarity with continuous integration.
- A team player who values collaboration, innovation, and inclusion
- Comfortable working in an Agile environment
- Strong verbal and written communication skills
RequiredSkills:
• Minimum of 4-6 years of experience in data modeling (including conceptual, logical and physical data models. • 2-3 years of experience inExtraction, Transformation and Loading ETLwork using data migration tools like Talend, Informatica, Datastage, etc. • 4-6 years of experience as a database developerinOracle, MS SQLor another enterprise database with a focus on building data integration process • Candidate should haveanyNoSqltechnology exposure preferably MongoDB. • Experience in processing large data volumes indicated by experience with BigDataplatforms (Teradata, Netezza, Vertica or Cloudera, Hortonworks, SAP HANA, Cassandra, etc.). • Understanding of data warehousing concepts and decision support systems.
• Ability to deal with sensitive and confidential material and adhere to worldwide data security and • Experience writing documentation for design and feature requirements. • Experience developing data-intensive applications on cloud-based architectures and infrastructures such as AWS, Azure etc. • Excellent communication and collaboration skills.
This role is at high growth startup providing secure video hosting to media and e-learning businesses and thus in high requirement in current market. Site is at www.vdocipher.com. Already in revenues , profitable with 2000+ business customers across 40+ countries. Serving Petabytes of online video content.
We use API-first approach to implement new features and create developer-friendly interfaces. We have a hybrid model between monolithic and micro-service system based on separation of concern and function.
Salary range - is 21 to 26 LPA (CTC=Gross), The wide range is to accommodate candidates based on actual experience and skill set. ESOPs will also be granted.
2 to 5+ yrs of work experience expected.
Responsibilities
- Developing new web services
- Implementing new features to API
- Provide secure authentication with role-based-access-controls.
- Ensuring inter-operability of API with diverse customer frameworks through SDKs
- Future-proofing of the API with unit testing and extensible design
- Write and maintain API documentation
- Choosing the right database and information flow for new features
- Designing and maintaining the Database schema
Required skills
* Thorough knowledge of Nodejs development ecosystem
* Understanding of security practices and exploits on the web
* Handling authentication frameworks with jwt, oauth and related technologies
* Experience with stateless server apps for horizontal scaling
* Database best practices for optimizing query performance
* Understanding applications of relational vs no-sql databases
* Understanding of version control (Git, SVN)
* Basic understanding of a front-end web environment (HTML5, CSS)
* Write clean and reusable code by following coding standards
* Understanding of writing tests and automation frameworks
Hiring Process
- Resume Shortlisting
- 15 min Short introductory phone call
- Tech Round Interview 1 (75 mins)
- 2nd Round Interview (Tech + HR , 1 hour 45 mins)
- Hands-on experience in developing end-to-end applications using Node.Js,
- Experience of working with databases with ORMs – MySQL
- Knowledge of AWS services are an added advantage
- Should have basic knowledge of TypeScript
- Knowledge of Nest.js and/or Sail.js frameworks is a plus point
- An experience of writing clean, semantic code with cross-browser compatibility in mind
- Proficient understanding of code versioning tools, such as Git/SVN
- Excellent coding and debugging skills.
- A passion and the ability to make beautiful, smooth, delightful web experiences.
- A Will-Do attitude

framework and Django Rest framework. The suitable candidate for us will meet the
following criteria -
1. Candidates must have at least 1 year of experience in working with Python,
Django and Django Rest framework.
2. Candidates must have knowledge of Redis and Celery.
3. Candidates must have a solid grasp on data structures and algorithms to
provide the most optimal solution to the given task.
4. Candidates must have an excellent understanding of restful APIs.
5. Candidates must have experience in writing unit test cases.
6. Candidates must be capable of identifying edge cases for the functionality to
be developed.
7. Candidates must have a good understanding of RDBMS concepts.
8. Candidates must have excellent knowledge of designing database schemas.
9. Candidates must have excellent communication skills.

