Software Development Engineer II - Java

Job Location 

Bengaluru or Remote

Job Summary 

Oracle Health is seeking a Software Developer 5 with deep expertise in Java, distributed systems, and microservices to design and build highly available, secure, and scalable healthcare platforms. In this senior individual contributor role, you will drive architecture and design, lead complex technical initiatives, and mentor engineers while leveraging AI-assisted development tools to accelerate delivery and improve code quality. You will partner closely with product, architecture, and operations teams to deliver mission-critical solutions for healthcare providers worldwide.

Responsibilities 

- Own end-to-end design and development of complex backend services using Java and modern frameworks for Oracle Health products.

- Define and evolve microservices-based, distributed architectures with strong focus on scalability, resiliency, performance, and observability.

- Design and implement RESTful and event-driven interfaces, data processing pipelines, and integration patterns for large-scale healthcare workloads.

- Champion the use of AI-assisted development tools (code generation, refactoring, test creation, static analysis) to improve developer productivity and engineering quality.

- Provide technical leadership across feature teams: drive design reviews, code reviews, and architectural decisions.

- Mentor and guide junior and mid-level engineers, fostering best practices in coding, testing, automation, and DevOps.

- Collaborate with product managers, architects, QA, SRE/DevOps, and cross-functional stakeholders to plan, estimate, and deliver complex releases.

- Diagnose and resolve production issues related to performance, scalability, reliability, and data integrity; lead root cause analysis and long-term fixes.

- Ensure solutions adhere to security, privacy, compliance, and regulatory requirements applicable to healthcare.

- Contribute to and help standardize shared libraries, frameworks, and platform capabilities across teams.

Required Qualifications 

-12+ years of professional software development experience, with a strong backend and distributed systems focus.

- Expert-level proficiency in Java (Java 8+), including OOP, concurrency, data structures, algorithms, and performance tuning.

- Proven experience designing and building large-scale distributed systems and microservices in production.

- Strong hands-on experience with Spring / Spring Boot or equivalent enterprise Java frameworks.

- Deep understanding of RESTful API design, contract management, and backward compatibility in microservices ecosystems.

- Solid experience with relational databases (e.g., Oracle, PostgreSQL, MySQL), schema design, and ORM technologies.

- Experience with CI/CD pipelines, Git-based workflows, and automated testing in an Agile environment.

- Practical, regular use of AI-assisted development tools (e.g., advanced code completion, code generation, test suggestion, static analysis) as part of daily development workflows.

- Strong problem-solving skills, with demonstrated ownership of complex modules or systems from design through production support.

- Excellent communication and collaboration skills, with experience influencing technical decisions across teams.

Preferred Qualifications 

- In-depth knowledge of distributed systems concepts (consistency models, fault tolerance, resiliency patterns, caching, load balancing, and observability).

- Experience with event-driven architectures and messaging platforms such as Kafka or RabbitMQ.

- Hands-on experience with containerization and orchestration (Docker, Kubernetes) in cloud environments.

- Experience with Oracle Cloud Infrastructure (OCI) or other major cloud providers (AWS/Azure/GCP).

Job Title : Senior Backend Engineer – Java, AI & Automation

Experience : 4+ Years

Location : Any Cognizant location (India)

Work Mode : Hybrid

Interview Rounds :

1. Virtual
2. Face-to-Face (In-person)

Job Description :

Join our Backend Engineering team to design and maintain services on the Intuit Data Exchange (IDX) platform.

You'll work on scalable backend systems powering millions of daily transactions across Intuit products.

Key Qualifications :

• 4+ years of backend development experience.
• Strong in Java, Spring framework.
• Experience with microservices, databases, and web applications.
• Proficient in AWS and cloud-based systems.
• Exposure to AI and automation tools (Workato preferred).
• Python development experience.
• Strong communication skills.
• Comfortable with occasional US shift overlap.

Java Developer – Job Description Wissen Technology is now hiring for a Java Developer - Bangalore/Mumbai with hands-on experience in Core Java, algorithms, data structures, multithreading and SQL. We are solving complex technical problems in the industry and need talented software engineers to join our mission and be a part of a global software development team. A brilliant opportunity to become a part of a highly motivated and expert team which has made a mark as a high-end technical consulting. Required Skills: • Exp. - 3 to 8 years. • Experience in Core Java and Spring Boot. • Extensive experience in developing enterprise-scale applications and systems. Should possess good architectural knowledge and be aware of enterprise application design patterns. • Should have the ability to analyze, design, develop and test complex, low-latency client facing applications. • Good development experience with RDBMS. • Good knowledge of multi-threading and high-performance server-side development. • Basic working knowledge of Unix/Linux. • Excellent problem solving and coding skills. • Strong interpersonal, communication and analytical skills. • Should have the ability to express their design ideas and thoughts. About Wissen Technology: Wissen Technology is a niche global consulting and solutions company that brings unparalleled domain expertise in Banking and Finance, Telecom and Startups. Wissen Technology is a part of Wissen Group and was established in the year 2015. Wissen has offices in the US, India, UK, Australia, Mexico, and Canada, with best-in-class infrastructure and development facilities. Wissen has successfully delivered projects worth $1 Billion for more than 25 of the Fortune 500 companies. The Wissen Group overall includes more than 4000 highly skilled professionals. Wissen Technology provides exceptional value in mission critical projects for its clients, through thought leadership, ownership, and assured on-time deliveries that are always ‘first time right’. Our team consists of 1200+ highly skilled professionals, with leadership and senior management executives who have graduated from Ivy League Universities like Wharton, MIT, IITs, IIMs, and NITs and with rich work experience in some of the biggest companies in the world. Wissen Technology offers an array of services including Application Development, Artificial Intelligence & Machine Learning, Big Data & Analytics, Visualization & Business Intelligence, Robotic Process Automation, Cloud, Mobility, Agile & DevOps, Quality Assurance & Test Automation. We have been certified as a Great Place to Work® for two consecutive years (2020-2022) and voted as the Top 20 AI/ML vendor by CIO Insider. 

A Node.js job description typically outlines the responsibilities, qualifications, and expectations for a Node.js developer or related role. Node.js is a popular runtime environment for executing JavaScript on the server-side, making it an essential technology for web and application development. Below is a sample Node.js job description:

Job Title: Node.js Developer

Job Description:

Position Overview:

We are seeking a skilled Node.js developer to join our dynamic team. As a Node.js developer, you will be responsible for designing, implementing, and maintaining server-side applications using Node.js. Your primary focus will be on developing scalable, efficient, and high-performance applications while working closely with our front-end and back-end developers.

Responsibilities:

1. Develop server-side applications using Node.js and Express.js or other Node.js frameworks.
2. Collaborate with front-end developers to integrate user-facing elements with server-side logic.
3. Build and optimize APIs for mobile and web applications.
4. Implement security and data protection measures.
5. Troubleshoot and resolve software defects and performance issues.
6. Write clean, maintainable, and testable code.
7. Deploy applications on cloud platforms like AWS, Azure, or Heroku.
8. Stay up-to-date with Node.js and related technologies, and incorporate best practices and emerging trends into development processes.
9. Perform code reviews to ensure code quality and adherence to coding standards.
10. Participate in the development of technical documentation.
11. Collaborate with cross-functional teams to develop and maintain software applications.
12. Support and maintain the application infrastructure, including monitoring, scaling, and performance optimization.

Qualifications:

1. Proven experience as a Node.js developer or similar role.
2. Strong proficiency in JavaScript and its core concepts.
3. Experience with Node.js and server-side frameworks like Express.js.
4. Familiarity with front-end technologies such as HTML, CSS, and JavaScript.
5. Understanding of asynchronous programming and event-driven architecture.
6. Knowledge of database systems (e.g., MongoDB, PostgreSQL, MySQL).
7. Experience with version control systems (e.g., Git).
8. Basic knowledge of DevOps and cloud platforms.
9. Good communication and collaboration skills.
10. Problem-solving abilities and attention to detail.
11. Ability to work both independently and as part of a team.
12. Bachelor's degree in Computer Science, Information Technology, or a related field (or equivalent work experience).

Additional Skills (Preferred but not required):

• Experience with microservices architecture.
• Knowledge of containerization technologies like Docker and Kubernetes.
• Familiarity with test-driven development (TDD).
• Understanding of authentication and authorization mechanisms.
• Experience with continuous integration and continuous deployment (CI/CD) pipelines.

Company Culture and Benefits:

• We offer a collaborative and innovative work environment.
• Competitive salary and benefits package.
• Opportunities for professional growth and development.
• Flexible work arrangements and remote work options.

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.

Responsibilities:

• The candidate will get an opportunity to work on AI/ML technologies using NodeJS for web applications.
• Deliver high-quality code in a fast-paced customer-facing product.
• Specify, design, and implement the functionality and behaviors of the web infrastructure.
• Be involved in the full life-cycle of development from concept through integration, test, and high web traffic deployments.
• Interface with the firmware team as well as clients and end-users of the products.
• API development using REST JSON/XML, and security standards like OAuth.

Requirements:

• BTech or MTech in Computer Engineering, Computer Science, or other similar majors.
• Experience building products with full-stack technologies, and an excellent understanding of computer science fundamentals, data structures, and algorithms.
• Must have experience in version control systems like GIT.
• Strong in NodeJS, MySQL, MongoDB, Kafka, Elasticsearch.

Build reusable APIs for our client-facing apps in Node.js

Create and maintain scalable infrastructure leveraging modern cloud platforms Write tests and documentation as you implement features with your team Maintain expertise in current and emerging technologies and tools

4+ years’ Experience with NodeJS

BS degree or higher in Computer Science or Engineering Experience documenting and testing RESTful APIs

Experience working with databases in PostgreSQL, MongoDB or Redis

Experience and enthusiasm for working collaboratively with others in an Agile environment