Node Js Developer

Job Location 

Bengaluru or Remote

Job Summary 

Oracle Health is looking for a Software Developer 2 with strong Java and distributed systems experience to build highly available, secure, and scalable healthcare applications. You will design and develop microservices-based backend systems, work with large-scale data, and leverage AI-assisted coding tools to improve developer productivity and code quality. This role is ideal for engineers who enjoy solving complex problems in mission-critical domains like healthcare.

Responsibilities 

• Design, develop, and maintain backend services using Java and related frameworks for Oracle Health products.
• Build and optimize distributed, microservices-based architectures with a focus on scalability, performance, and reliability.
• Implement RESTful APIs, event-driven components, and data processing pipelines for high-volume healthcare workloads.
• Use AI-assisted coding tools (e.g., code generation, refactoring, test generation) to increase development speed and quality while following best practices.
• Collaborate with product managers, architects, QA, DevOps, and cross-functional teams to deliver features end-to-end.
• Write clean, testable, and maintainable code with comprehensive unit, integration, and performance tests.
• Participate in code reviews, design discussions, and architectural decisions, contributing to engineering best practices.
• Monitor and troubleshoot production systems, resolving issues related to performance, scalability, and reliability.
• Adhere to security, privacy, and compliance requirements relevant to healthcare solutions.

Required Qualifications 

• 3–6 years of professional software development experience.
• Strong programming skills in Java (Java 8+), with solid understanding of OOP, data structures, and algorithms.
• Hands-on experience building and deploying distributed systems and microservices.
• Experience with Spring / Spring Boot or similar Java frameworks.
• Proficiency in designing and consuming RESTful APIs.
• Experience with relational databases (e.g., Oracle, PostgreSQL, MySQL) and ORM technologies.
• Practical experience with CI/CD, version control (Git), and modern development workflows.
• Experience using AI-assisted development tools (e.g., code completion, code generation, test suggestion tools) in day-to-day coding.
• Strong problem-solving skills, ownership mindset, and ability to work in an Agile environment.
• Good written and verbal communication skills in English.

Preferred Qualifications 

• Experience with event-driven architectures and messaging systems (e.g., Kafka, RabbitMQ).
• Knowledge of distributed systems concepts such as consistency, fault tolerance, resiliency, and observability.
• Experience with containerization and orchestration (Docker, Kubernetes).
• Exposure to cloud platforms (Oracle Cloud, OCI preferred; AWS/Azure/GCP also relevant).
• Experience with monitoring and logging tools (Prometheus, Grafana, ELK, etc.).
• Background in healthcare, clinical systems, or other regulated domains is a plus.
• Experience with test automation frameworks and performance testing.
• Interest in or experience with applying AI/ML in software engineering (code intelligence, anomaly detection, test optimization).

About Oracle Health 

Oracle Health is on a mission to transform healthcare by building secure, intelligent, and scalable cloud-based solutions that improve patient outcomes and provider efficiency. As part of the Oracle Health engineering team, you will work on critical systems that power hospitals, clinics, and health networks globally, with the backing and stability of Oracle’s cloud infrastructure.

Key Responsibilities:

• Design, develop, and maintain robust and scalable backend applications using Core Java and Spring Boot.
• Build and manage microservices-based architectures and ensure smooth inter-service communication.
• Integrate and manage real-time data streaming using Apache Kafka.
• Write clean, maintainable, and efficient code following best practices.
• Collaborate with cross-functional teams including QA, DevOps, and product management.
• Participate in code reviews and provide constructive feedback.
• Troubleshoot, debug, and optimize applications for performance and scalability.

Required Skills:

• Strong knowledge of Core Java (Java 8 or above).
• Hands-on experience with Spring Boot and the Spring ecosystem (Spring MVC, Spring Data, Spring Security).
• Experience in designing and developing RESTful APIs.
• Solid understanding of Microservices architecture and related patterns.
• Practical experience with Apache Kafka for real-time data processing.
• Familiarity with SQL/NoSQL databases such as MySQL, PostgreSQL, or MongoDB.
• Good understanding of CI/CD tools and practices.
• Knowledge of containerization tools like Docker is a plus.
• Strong problem-solving skills and attention to detail.

Strong knowledge of PHP web frameworks laravel

• Proficiency in modern HTML/CSS
• Excellent skills and experience with Apache, Laravel, Javascript, JQuery, Bootstrap and MySql
• Knowledge of best practices, cross browser compatibility and developing for mobile devices
• Understanding the fully synchronous behavior of PHP
• Understanding of MVC design patterns
• Basic understanding of front-end technologies, such as JavaScript, HTML5, and CSS3
• Knowledge of object oriented PHP programming
• Strong knowledge of the common PHP or web server exploits and their solutions
• Understanding fundamental design principles behind a scalable application
• User authentication and authorization between multiple systems, servers, and environments
• Integration of multiple data sources and databases into one system
• Familiarity with limitations of PHP as a platform and its workarounds
• Creating database schemas that represent and support business processes
• Familiarity with SQL/NoSQL databases and their declarative query languages
• Proficient understanding of code versioning tools, such as Git

oin us and be a part of a company that thrives on creativity, technology, and excellence. 

CHANCE TO WORK WITH APPS WITH 10LAKH CONCURRENT USERS IN GAMING INDUSTRY 

Role Description 

• You are a champion at Code reviews and Unit/Mock/integration Tests 
• You have a strong sense of ownership of what you design and deploy 
• You provide strong technical mentorship to team members 
• You are an excellent team player 
• You continuously learn and improve 

We are seeking a highly motivated and experienced Senior Java Software Engineer to join our team. In this role, you will lead and manage software development projects across diverse domains such as Gaming, Banking, Fintech, Fantasy Sports, IT, E-commerce, Logistics, Healthcare, and On-Demand Services. You will be responsible for ensuring the successful delivery of projects, meeting deadlines, and exceeding client expectations. 

Skill Sets 

• Excellent Programmer: in Java Intermediate (Collections, Polymorphism, Design Patterns) to Expert level (Annotations, Lambda, Streaming, Concurrency) 
• Startup Experience: Proven ability to take extreme ownership of results, with a history of leaving a lasting impact on the business. 
• Relevant Experience: At least 6-10 years of experience demonstrated the ability to develop resilient, high-performance, and scalable code tailored to application usage demands. 
• Java Framework Expertise: Significant experience in designing and building Java microservices with VERT.X, SPRING BOOT, with proficiency in Java. 
• REST API & GraphQL: Hands-on expertise in development API endpoints with RESTful & GraphQL approach, also non-REST frameworks like gRPC over Thrift or Protobuf Nuances of TCP, UDP, HTTP, HTTP2, SSL, Thorough understanding of designing distributed systems without single point of failures 
• Cloud Proficiency: Strong understanding and hands-on experience of building applications deployed on the cloud using Google Cloud Platform or Amazon Web Services (AWS), Docker, and Kubernetes, Experience writing batch/cron jobs using Python and Shell scripting. 
• Containerization & Orchestration: Experience with containerization technologies like Docker and orchestration tools like Kubernetes. 
• Time & Space Complexity: if methods you write are in the traffic request path, you know how to avoid unacceptable time complexity & space complexity. 
• Database Knowledge: Strong experience with Data Structures & Algorithms working with MongoDB, PostgreSQL, MySQL, Redis, ElasticSearch, and other similar databases, ability to choose the right data store for the given requirements Relational, Graph, Object, Document, Columnar, Key-Value. Experience with Redis, Memcache, EHCache, Hazelcast, Aerospike 
• Messaging Systems: Proficiency in working with RabbitMQ, BullMQ & others 
• Agile Practices: At least a few years of experience practicing the SCRUM framework, collaborating with scrum masters, product owners, and other stakeholders. 
• Collaboration & Communication: A team player who thrives in a remote, collaborative environment. 
• Communication Skills: Strong verbal and written communication skills. 
• Solutions-Oriented: Comfortable with the fast pace of startup life and adept at finding solutions to challenges. 

Responsibilities 

• Scalable Architecture: Lead the design and development of scalable architecture to ensure efficient performance and reliability of web and mobile applications. 
• Informed Decisions: Make informed architectural decisions that align with both current and future business needs. 
• Security & Privacy: Ensure security and privacy considerations are integrated into the selection of solutions and coding of back-end services and API endpoints. 
• Code Quality & High Standards: Uphold high standards of code quality through regular reviews, maintaining best practices in programming. 
• Robust Testing: Implement robust testing strategies to ensure code reliability and performance. 
• Backend Development: Design, develop, and deploy backend services and APIs using VERT.X, SPRING BOOT Java and AWS technologies. 
• NoSQL Expertise: Effective schema design and data modeling for NoSQL databases, ideally MongoDB, including robust indexing strategies. 
• Technical Debt Management: Monitor and control technical debt to ensure it does not compromise application scalability or performance. 
• Task Planning: Collaborate with the PM and BA to plan and delegate tasks efficiently among backend team members, ensuring clear objectives and timelines. 
• User Requirements: Support the PM, BA team in identifying and analyzing user requirements to ensure development aligns with user expectations and project scope. 
• Systems Thinking: Apply systems thinking to align with broader business objectives. 
• Autonomy: Get things done independently without supervision and without creating future issues. 
• Simplicity: Strive for simplicity in solutions and code. 
• Proactive Problem Solving: Fix problems, even those outside your immediate responsibility. 
• Solution-Oriented: Focus on providing solutions to problems, not just writing code. 

Life@Sciflare:  

• An exciting & lively workplace gives you the chance to work in an environment where you may unleash your creativity and inventiveness to the best extent possible. 
• Work in a collaborative setting where your cooperative team contributes new perspectives to your objectives and forges strong bonds. 
• Growth mindset: You are nurtured through each stage of your professional advancement by learning and unlearning new things. 

Key Responsibilities: 

• Rewrite existing APIs in NodeJS. 
• Remodel the APIs into Micro services-based architecture. 
• Implement a caching layer wherever possible. 
• Optimize the API for high performance and scalability. 
• Write unit tests for API Testing.
• Automate the code testing and deployment process.

Skills Required: 

• At least 3 years of experience developing Backends using NodeJS — should be well versed with its asynchronous nature & event loop, and know its quirks and workarounds. 
• Excellent hands-on experience using MySQL or any other SQL Database. 
• Good knowledge of MongoDB or any other NoSQL Database. 
• Good knowledge of Redis, its data types, and their use cases. 
• Experience with graph-based databases like GraphQL and Neo4j. 
• Experience developing and deploying REST APIs. 
• Good knowledge of Unit Testing and available Test Frameworks. 
• Good understanding of advanced JS libraries and frameworks. 
• Experience with Web sockets, Service Workers, and Web Push Notifications. 
• Familiar with NodeJS profiling tools. 
• Proficient understanding of code versioning tools such as Git. 
• Good knowledge of creating and maintaining DevOps infrastructure on cloud platforms. 
• Should be a fast learner and a go-getter — without any fear of trying out new things Preferences. 
• Experience building a large-scale social or location-based app.

Key Responsibilities: 

• Rewrite existing APIs in NodeJS. 
• Remodel the APIs into Micro services-based architecture. 
• Implement a caching layer wherever possible. 
• Optimize the API for high performance and scalability. 
• Write unit tests for API Testing.
• Automate the code testing and deployment process.

Skills Required: 

• At least 2 years of experience developing Backends using NodeJS — should be well versed with its asynchronous nature & event loop, and know its quirks and workarounds. 
• Excellent hands-on experience using MySQL or any other SQL Database. 
• Good knowledge of MongoDB or any other NoSQL Database. 
• Good knowledge of Redis, its data types, and their use cases. 
• Experience with graph-based databases like GraphQL and Neo4j. 
• Experience developing and deploying REST APIs. 
• Good knowledge of Unit Testing and available Test Frameworks. 
• Good understanding of advanced JS libraries and frameworks. 
• Experience with Web sockets, Service Workers, and Web Push Notifications. 
• Familiar with NodeJS profiling tools. 
• Proficient understanding of code versioning tools such as Git. 
• Good knowledge of creating and maintaining DevOps infrastructure on cloud platforms. 
• Should be a fast learner and a go-getter — without any fear of trying out new things Preferences. 
• Experience building a large scale social or location-based app.

Role description:

We are looking for a LEAD- Fullstack with expertise and experience in designing and developing applications including new developments, enhancements, maintenance and support. The role involves continuous collaboration with team, partners.

Candidate description:

Should have:

• Passion for technology and financial domain with demonstrated ability to learn quickly
• Delivery focus with ability to take full ownership
• Strong commitment to quality and delivery
• Strong communication skills

Skills/Knowledge and experience:

• Object oriented design and development skill
• Webservices - Node JS/Express JS, Rest API
• Frontend –, React, Angular (Javascript and Typescript)
• Unix and Shell scripting
• SQL Proficiency, good to know MongoDB

• 10 + years of experience and expertise in database and systems architecture design, development and implementation;
• Expertise and experience in data structures, indexing, query, and retrieval;
• Excellent data management skills including ensuring data integrity, data access, security and archiving procedures;
• Knowledge of the language technology and video extraction research domains to be able to converse fluently with the research communities to transform research requirements into concrete formalisms.
• Experience in cross platform development for multiple variants of Unix, Linux including 32 and 64 bit
• Experience with NoSQL, SQL databases, statistics and algorithms
• Strong oral and written communication skills
• Design, implement and test novel database architecture designs to accommodate the multimodal data types used in Client managed technology evaluations
• Administer and monitor database and address data security solutions as applicable
• Design and develop efficient techniques for fast, optimized data access and transfer of distributed or networked database systems
• Design, implement and test novel data structures, data search, query and retrieval solutions to enable access to and processing of the multimodal data types used in Client managed technology evaluations