11+ OAuth Jobs in Kolkata | OAuth Job openings in Kolkata

Egen is a data engineering and cloud modernization firm helping industry-leading companies achieve digital breakthroughs and deliver for the future, today. We are catalysts for change who create digital breakthroughs at warp speed. Our team of cloud and data engineering experts are trusted by top clients in pursuit of the extraordinary. An Inc. 5000 Fastest Growing Company 7 times, and recently recognized on the Crain’s Chicago Business Fast 50 list, Egen has also been recognized as a great place to work 3 times.

You will join a team of insatiably curious data engineers, software architects, and product experts who never settle for "good enough". Our Java Platform team's tech stack is based on Java8 (Spring Boot) and RESTful web services. We typically build and deploy applications as cloud-native Kubernetes microservices and integrate with scalable technologies such as Kafka in Docker container environments. Our developers work in an agile process to efficiently deliver high value data driven applications and product packages.

Required Experience:

• Minimum of Bachelor’s Degree or its equivalent in Computer Science, Computer Information Systems, Information Technology and Management, Electrical Engineering or a related field.
• Have experience working and strong understanding of object-oriented programing and cloud technologies
• End to end experience delivering production ready code with Java8, Spring Boot, Spring Data, and API libraries
• Strong experience with unit and integration testing of the Spring Boot APIs.
• Strong understanding and production experience of RESTful API's and microservice architecture.
• Strong understanding of SQL databases and NoSQL databases and experience with writing abstraction layers to communicate with the databases.

Nice to have's (but not required):

• Exposure to Kotlin or other JVM programming languages
• Strong understanding and production experience working with Docker container environments
• Strong understanding and production experience working with Kafka
• Cloud Environments: AWS, GCP or Azure

Job Title : Lead Java Developer (Backend)

Experience Required : 8 to 15 Years

Open Positions : 5

Location : Any major metro city (Bengaluru, Pune, Chennai, Kolkata, Hyderabad)

Work Mode : Open to Remote / Hybrid / Onsite

Notice Period : Immediate Joiner/30 Days or Less

About the Role :

• We are looking for experienced Lead Java Developers who bring not only strong backend development skills but also a product-oriented mindset and leadership capability.
• This is an opportunity to be part of high-impact digital transformation initiatives that go beyond writing code—you’ll help shape future-ready platforms and drive meaningful change.
• This role is embedded within a forward-thinking digital engineering team that thrives on co-innovation, lean delivery, and end-to-end ownership of platforms and products.

Key Responsibilities :

• Design, develop, and implement scalable backend systems using Java and Spring Boot.
• Collaborate with product managers, designers, and engineers to build intuitive and reliable digital products.
• Advocate and implement engineering best practices : SOLID principles, OOP, clean code, CI/CD, TDD/BDD.
• Lead Agile-based development cycles with a focus on speed, quality, and customer outcomes.
• Guide and mentor team members, fostering technical excellence and ownership.
• Utilize cloud platforms and DevOps tools to ensure performance and reliability of applications.

What We’re Looking For :

• Proven experience in Java backend development (Spring Boot, Microservices).
• 8+ Years of hands-on engineering experience with at least 2+ years in a Lead role.
• Familiarity with cloud platforms such as AWS, Azure, or GCP.
• Good understanding of containerization and orchestration tools like Docker and Kubernetes.
• Exposure to DevOps and Infrastructure as Code practices.
• Strong problem-solving skills and the ability to design solutions from first principles.
• Prior experience in product-based or startup environments is a big plus.

Ideal Candidate Profile :

• A tech enthusiast with a passion for clean code and scalable architecture.
• Someone who thrives in collaborative, transparent, and feedback-driven environments.
• A leader who takes ownership beyond individual deliverables to drive overall team and project success.

Interview Process

1. Initial Technical Screening (via platform partner)
2. Technical Interview with Engineering Team
3. Client-facing Final Round

Additional Info :

• Targeting profiles from product/startup backgrounds.
• Strong preference for candidates with under 1 month of notice period.
• Interviews will be fast-tracked for qualified profiles.

We are looking for a Senior Java Developer with 6+ years of experience to join our team. The ideal candidate should have strong expertise in Java, Spring Boot, Microservices, and Cloud Technologies. You will play a key role in designing, developing, and optimizing scalable applications while mentoring junior developers and ensuring best coding practices.

Key Responsibilities:

• Design, develop, and maintain Java-based enterprise applications.
• Implement and optimize Microservices Architecture using Spring Boot.
• Develop, test, and deploy RESTful APIs and Web Services.
• Work with SQL and NoSQL databases (MySQL, PostgreSQL, MongoDB, etc.).
• Ensure application scalability, security, and performance.
• Collaborate with DevOps teams for CI/CD pipeline integration.
• Work with Cloud platforms (AWS, Azure, or GCP) for cloud-native development.
• Implement best practices for coding, testing, and deployment.
• Lead code reviews, mentor junior developers, and contribute to architectural decisions.
• Troubleshoot production issues and provide effective solutions.

Required Skills & Experience:

• 6+ years of hands-on experience in Java development.
• Strong expertise in Spring Boot, Spring MVC, and Spring Security.
• Experience with Microservices Architecture and containerization tools like Docker/Kubernetes.
• Proficiency in SQL & NoSQL databases (MySQL, PostgreSQL, MongoDB, Redis).
• Hands-on experience with RESTful APIs, messaging systems (Kafka, RabbitMQ), and authentication mechanisms (OAuth, JWT, SAML).
• Familiarity with CI/CD tools (Jenkins, GitHub Actions, GitLab CI/CD).
• Experience in Agile/Scrum development methodologies.
• Strong knowledge of multi-threading, concurrency, and design patterns.

Software Engineer

Opportunity in this role / Why should you join us?

- You are your own master.  We don't preach you, we just allow you to Innovate, Iterate, Learn and Adapt

- Work with one of India's leading fintech unicorn company

- ESOPs in the company

Requirements

• 3+ years and above exposure in the art of writing codes and solving problems for large scale
• Extensive and expert programming experience in any one programming language (strong OOPS skills preferred). Deep experience in a java programming language
• A solid foundation in computer science, with strong competencies in data structures, algorithms, and software design.
• Have a penchant for solving complex and interesting problems.
• BE/BTech, MTech in Computer Science or related technical discipline (or equivalent).
• Excellent coding skills – should be able to convert the design into code fluently Good skills to write unit & integration tests with reasonable coverage of code & interfaces - TDD is a plus
• Experience in building highly scalable business applications, which involve implementing large complex business flows and dealing with the huge amount of data. Experience with

multi-threading and concurrency programming

• Ability to switch between the technologies and learn new skills on the go.

Roles and Responsibilities

• Drive discussions to create/improve the product, process and technology
• Build abstractions and contracts with separation of concerns for a larger scope
• Rapid prototyping
• Robust and scalable web-based applications
• Do high-level design with guidance; Functional modelling, break-down of a module
• Thinking platforms & reuse, the open-source contribution will be a plus
• Do incremental changes to architecture: impact analysis of the same
• Do performance tuning and improvements in large scale distributed systems
• Mentor young minds and foster team spirit.

Job Role-12 months(contract) which is extendable /permnanent

Required Skills:

• Advanced Java skills, Spring, Spring Boot, REST APIs,
• Intermediate in Design Patterns and Principles
• Application is moving into PCF  any cloud native experience is helpful
• DB:  Oracle, SQL Server, RDBMS
• Network Infrastructure knowledge is helpful (work with network support team to troubleshoot)
• Production support skills are highly preferred.
• CI/ CD knowledge is helpful
• Junit for unit testing
• Java certifications are a huge plus

Job Description:

• An ideal candidate is someone who works well with a cohesive team-oriented group of engineers, who have a passion for developing software, who enjoy solving problems in a challenging environment, and who have the desire to take their career to the next level.
• Participate in and lead day to day system development and maintenance activities of the team to meet service level agreements (SLAs) and create solutions with high level of innovation, cost effectiveness, high quality and faster time to market.
• Accountable for full systems development life cycle including creating high quality requirements documents, use-cases, design and other technical artifacts including but not limited to detailed test strategy/test design, performance benchmarking, release rollout and deployment plans, contingency/back-out plans, feasibility study, cost and time analysis and detailed estimates.
• Research and evaluate current and upcoming technologies and frameworks.
• Participate in PoCs (Proof of Concept) and help the Department with selection of Vendor Solutions, Technologies, Methodologies and Frameworks.
• Collaborate with Vendor Resources for Support of Products.
• Conduct brownbag sessions on new and upcoming technologies, methodologies and application appropriate frameworks. Ensure knowledge transfer of vendor technology to *** staff. Provide technical training to the other team members.
  
  

Qualifications:

• Bachelor's degree in Information Systems, Information Technology, Computer Science or Engineering or equivalent work experience.
• 3 to 5 years of experience in related field.
• Broad understanding of Software Engineering Concepts and Methodologies is required.
• Back end Java Development
• API- Restful Services
• Automated Unit Testing (J Unit)
• Spring MVC
• SQL skills- Ability to work with tables, views, and stored procedures
• GIT
• Must be high-energy, detail-oriented, proactive and have the ability to function under pressure in an independent environment.
• Must provide the necessary skills to have a high degree of initiative and self-motivation to drive results.
• Possesses strong communication skills -- both verbal and written and strong relationship, collaborative skills and organizational skills.
• Willingness and ability to learn and take on challenging opportunities and to work as a member of matrix based diverse and geographically distributed project team.