Java developer

Job Title : Senior Consultant (Java / NodeJS + Temporal)

Experience : 5 to 12 Years

Location : Bengaluru, Chennai, Hyderabad, Pune, Mumbai, Gurugram, Coimbatore

Work Mode : Remote (Must be open to travel for occasional team meetups)

Notice Period : Immediate Joiners or Serving Notice

Interview Process :

• R1 : Tech Interview (60 mins)
• R2 : Technical Interview
• R3 : (Optional) Interview with Client

Job Summary :

We are seeking a Senior Backend Consultant with strong hands-on expertise in Temporal (BPM/Workflow Engine) and either Node.js or Java.

The ideal candidate will have experience in designing and developing microservices and process-driven applications, as well as orchestrating complex workflows using Temporal.io.

You will work on high-scale systems, collaborating closely with cross-functional teams.

Mandatory Skills :

Temporal.io, Node.js (or Java), React.js, Keycloak IAM, PostgreSQL, Terraform, Kubernetes, Azure, Jest, OpenAPI

Key Responsibilities :

• Design and implement scalable backend services using Node.js or Java.
• Build and manage complex workflow orchestrations using Temporal.io.
• Integrate with IAM solutions like Keycloak for role-based access control.
• Work with React (v17+), TypeScript, and component-driven frontend design.
• Use PostgreSQL for structured data persistence and optimized queries.
• Manage infrastructure using Terraform and orchestrate via Kubernetes.
• Leverage Azure Services like Blob Storage, API Gateway, and AKS.
• Write and maintain API documentation using Swagger/Postman/Insomnia.
• Conduct unit and integration testing using Jest.
• Participate in code reviews and contribute to architectural decisions.

Must-Have Skills :

• Temporal.io – BPMN modeling, external task workers, Operate, Tasklist
• Node.js + TypeScript (preferred) or strong Java experience
• React.js (v17+) and component-driven UI development
• Keycloak IAM, PostgreSQL, and modern API design
• Infrastructure automation with Terraform, Kubernetes
• Experience in using GitFlow, OpenAPI, Jest for testing

Nice-to-Have Skills :

• Blockchain integration experience for secure KYC/identity flows
• Custom Camunda Connectors or exporter plugin development
• CI/CD experience using Azure DevOps or GitHub Actions
• Identity-based task completion authorization enforcement

• Preferred Education & Experience:

• Bachelor’s or master’s degree in Computer Engineering, Computer Science, Computer Applications, Mathematics, Statistics or related technical field or equivalent practical experience. Relevant experience of at least 3 years in lieu of above if from a different stream of education.

• Well-versed in and 5+ years of hands-on demonstrable experience with:
  ▪ Object Oriented Modeling, Design, & Programming
  ▪ Microservices Architecture, API Design, & Implementation
  ▪ Relational, Document, & Graph Data Modeling, Design, & Implementation

• Well-versed in and hands-on demonstrable experience with:
  ▪ Stream & Batch Big Data Pipeline Processing
  ▪ Distributed Cloud Native Computing
  ▪ Serverless Computing & Cloud Functions

• 5+ years of hands-on development experience in Java programming.

• 3+ years of hands-on development experience in one or more libraries & frameworks such as Spring Boot, Apache Camel, Akka, etc.;
  extra points if you can demonstrate your knowledge with working examples.
  2+ years of hands-on development experience in one or more Relational and NoSQL datastores such as Amazon S3, Amazon DocumentDB, Amazon Elasticsearch Service, Amazon Aurora, AWS DynamoDB, Amazon Athena, etc.

• 2+ years of hands-on development experience in one or more technologies such as Amazon Simple Queue Service, Amazon Kinesis, Apache Kafka, AWS Lambda, AWS Batch, AWS Glue, AWS Step Functions, Amazon API Gateway, etc.

• 2+ years of hands-on development experience in one or more technologies such as AWS Developer Tools, AWS Management & Governance, AWS Networking and Content Delivery, AWS Security, Identity, and Compliance, etc.

• Well-versed in Virtualization & Containerization; must demonstrate experience in technologies such as Kubernetes, Istio, Docker, OpenShift, Anthos, Oracle VirtualBox, Vagrant, etc.

• Well-versed with demonstrable working experience with API Management, API Gateway, Service Mesh, Identity & Access Management, Data Protection & Encryption.

• Hands-on experience with demonstrable working experience with DevOps tools and platforms viz., Jira, GIT, Jenkins, Code Quality & Security Plugins, Maven, Artifactory, Terraform, Ansible/Chef/Puppet, Spinnaker, etc.

• Well-versed with Storage, Networks and Storage Networking basics which will enable you to work in a Cloud environment.

•  Experience : 5+Years

• Job Location : Remote/Pune

Job Title - Senior Java Developer

Experience Required - 5 to 9 Years

Location - Bangalore (Work from Office)

Immediate joiners are preferred.

Job Description:

We are seeking a skilled Integration Developer with expertise in Apache Camel to design, develop, and implement scalable integration solutions. The ideal candidate will have a solid understanding of enterprise integration patterns, APIs, and cloud services.

Technical Expertise:

Strong hands-on experience with Apache Camel.

Proficiency in Java, Spring Framework, and Spring Boot.

In-depth knowledge of Enterprise Integration Patterns (EIPs).

Experience in building and consuming RESTful APIs and SOAP services.

Familiarity with message queues (e.g., ActiveMQ, RabbitMQ, Kafka).

Understanding of microservices architecture and cloud platforms (AWS, Azure, or GCP).

Roles and responsibilities:

Design and Develop Integration Solutions

Implement and manage enterprise integration patterns (EIPs)

API and Microservices Development

Collaboration and Requirement Analysis

Maintain Integration Pipelines

Documentation and Testing

Continuous Improvement

Qualifications :

• Minimum 2 years of .NET development experience (ASP.Net 3.5 or greater and C# 4 or greater).
• Good knowledge of MVC, Entity Framework, and Web API/WCF.
• ASP.NET Core knowledge is preferred.
• Creating APIs / Using third-party APIs
• Working knowledge of Angular is preferred.
• Knowledge of Stored Procedures and experience with a relational database (MSSQL 2012 or higher).
• Solid understanding of object-oriented development principles
• Working knowledge of web, HTML, CSS, JavaScript, and the Bootstrap framework
• Strong understanding of object-oriented programming
• Ability to create reusable C# libraries
• Must be able to write clean comments, readable C# code, and the ability to self-learn.
• Working knowledge of GIT

Qualities required :

Over above tech skill we prefer to have

• Good communication and Time Management Skill.
• Good team player and ability to contribute on a individual basis.
• 
  
• We provide the best learning and growth environment for candidates.

    Skills:

​

    NET Core

   .NET Framework

    ASP.NET Core

   ASP.NET MVC

   ASP.NET Web API  

   C#

   HTML

Java - SSE/ Senior Developer

Singapore

Company Profile: Nucleus Software has been providing Products and Services to various Global and Regional Financial institutions, from past 36 years. As a pioneer IT Service provider, Nucleus carry deep banking domain expertise and experience on latest technological trends. Nucleus’s developed platforms powers the operations of more than 150 institutions in 50 countries, supporting multiple business veritcals, accessible through Mobile and internet channels

JOB ROLE & RESPONSIBILITIES

• Develop & support application through all stages of the project life cycle, including Design, Construction, Testing support and Warranty support
  
  
• Having experience in Java 1.6 and above, JEE, Spring, Struts,microservices ORM and Oracle.
  
  
• Good understanding of Design Principles and Object-Oriented Programming
  
  
• Develop Low level design documents
  
  
• Responsible for Coding, Developing Test cases using Junits, Unit Testing
  
  
• Adhering the schedule and scope of the project
  
  
• Ensure to follow the Technology and Process standards set for the project
  
  
• Produce high quality technical delivering for the customer
  
  
• Interact with project lead to review technical deliverables
  
  
  

Key deliverables

• Design and Develop Programs with high quality and agreed processes, within the planned schedule
  
  
• Review Unit Test Cases with Project Lead
  
  
• Design, Develop and Unit Test
  
  
• Technical Design documents (LLD)
  
  
• Support throughout testing, implementation and warranty phases
  
  

Desired for the Position:

• Hands on experience in Designing and Developing web applications using Java EE platforms (Spring, Struts, EJB), ORM and Oracle Database)
  
  
• Strong background of Object-oriented analysis and design using common design patterns
  
  
• Profound insight of Java and JEE internals (Class loading, Memory Management, Transaction management etc)
  
  
• Good knowledge of Relational Databases (Oracle) and PL/SQL
  
  
• Carries good analytical and communication skills

Location: Base: Chennai , Bangalore and Noida, Projects-Singapore

Package: upto 17 L

Experience: 5 yrs

• 2 + years of software development experience utilizing Java based frameworks and technologies to build enterprise grade product solutions.
• 2+ years of experience designing, developing and documenting RESTful APIs.
• Strong understanding of concepts/technologies like Spring MVC, Spring boot, J2EE, EJB, application/API security, API governance/gateway platforms like apigee or kong.
• Good understanding of RDMS concepts and development preferably using MS SQL Server.
• Experience using test automation technologies like cucumber, selenium is a big plus.
• Partner with scrum masters to address technical blockers/impediments to progress.
• Prior experience working with agile scrum-based development methodology. Participate in sprint planning and estimate development efforts for features and stories.
• Partner with DevOps to install and configure/tune application containers like embedded Spring boot tomcat and webserver technologies preferably nginx or apache.
• Partner with cloud engineering group to outline the infrastructure provisioning requirements/needs for new product development.
• Design and develop CI/CD tools and process preferably using Jenkins to configure build jobs for APIs and design pipeline to promote artifacts from development all the way to production
• Experience with messaging technologies like kafka is a huge plus
• Work with Test Automation engineering team to integrate test automation scripts as part of the CI/CD process.
• Prior proven experience of utilizing and productionizing container/container orchestration technologies like Docker, kubernetes.
• Participate and Resolve issues related deployments, application performance etc.

As a Software Development Engineer at Amazon, you have industry-leading technical abilities and demonstrate breadth and depth of knowledge. You build software to deliver business impact, making smart technology choices. You work in a team and drive things forward.

Top Skills

• You write high quality, maintainable, and robust code, often in Java or C++/C/Python/ROR/C#
• You recognize and adopt best practices in software engineering: design, testing, version control, documentation, build, deployment, and operations.
• You have experience building scalable software systems that are high-performance, highly-available, highly transactional, low latency and massively distributed.

Roles & Responsibilities

• You solve problems at their root, stepping back to understand the broader context.
• You develop pragmatic solutions and build flexible systems that balance engineering complexity and timely delivery, creating business impact.
• You understand a broad range of data structures and algorithms and apply them to deliver high-performing applications.
• You recognize and use design patterns to solve business problems.
• You understand how operating systems work, perform and scale.
• You continually align your work with Amazon’s business objectives and seek to deliver business value.
• You collaborate to ensure that decisions are based on the merit of the proposal, not the proposer.
• You proactively support knowledge-sharing and build good working relationships within the team and with others in Amazon.
• You communicate clearly with your team and with other groups and listen effectively.

Skills & Experience

• Bachelors or Masters in Computer Science or relevant technical field.
• Experience in software development and full product life-cycle.
• Excellent programming skills in any object oriented programming languages - preferably Java, C/C++/C#, Perl, Python, or Ruby.
• Strong knowledge of data structures, algorithms, and designing for performance, scalability, and availability.
• Proficiency in SQL and data modeling.

SENIOR SOFTWARE DEVELOPER (BACKEND DEVELOPMENT):

We are looking for a Java Developer with experience in building high-performing, scalable, enterprise-grade web applications.
You will be part of a talented software team that works on mission-critical applications. Java developer roles and responsibilities include managing Java/Java EE application development while providing expertise in the full software development lifecycle, from concept and design to testing.

Responsibilities
• Java developer responsibilities include designing and developing high-volume, low-latency applications for mission-critical systems and delivering high-availability and performance
• Contribute in all phases of the development lifecycle
• Write well designed, testable, efficient code
• Ensure designs are in compliance with specifications
• Prepare and produce releases of software components
• Support continuous improvement by investigating alternatives and technologies and presenting these for
architectural review

Requirements
• BS/MS degree in Computer Science, Engineering or a related subject from renowned (IITs, NITs, BITS etc) colleges
• Excellent aptitude, algorithmic and puzzle solving skills
• Proven hands-on Software Development experience
• Proven working experience of 2+ years in Java development
• Hands on experience in designing and developing applications using Java EE platforms
• Object Oriented analysis and design using common design patterns.
• Profound insight of Java and JEE internals (Classloading, Memory Management, Transaction management, Multi-Threading etc)
• Good knowledge of Relational Databases, SQL and ORM technologies (JPA2, Hibernate)
• Experience in the Spring Framework
• Experience in developing web applications using at least one popular web framework (JSF, Wicket, GWT,
Spring MVC)
• Experience with agile development