
Java Developer
at Global diversified digital conglomerate company
It can be taking our own product and customizing as per the customer requirements or developing applications from the scratch.

Similar jobs
We are looking for a skilled Java Spring Boot Developer with 2+ years of experience to join our team. The ideal candidate should have hands-on experience in building scalable backend applications, integrating with databases like PostgreSQL, and working with RESTful APIs.
Key Responsibilities:
- Develop, test, and deploy Java Spring Boot applications.
- Design and optimize PostgreSQL database schemas and queries.
- Build and maintain RESTful APIs and integrate third-party services.
- Work on microservices architecture and ensure seamless communication between services.
- Optimize application performance and scalability.
- Collaborate with cross-functional teams to define and implement new features.
- Debug and resolve production issues efficiently.
- Write clean, maintainable, and efficient code following best practices.
Required Skills:
- Strong proficiency in Java 8+ and Spring Boot.
- Experience with PostgreSQL, including writing complex SQL queries, indexing, and optimisation.
- Knowledge of Spring Data JPA, Hibernate, and ORM frameworks.
- Understanding of RESTful APIs, JSON, and API integration.
- Familiarity with Microservices architecture.
- Good understanding of security best practices in backend development.
Nice to Have:
- Experience with AWS, Azure, or any cloud platforms.
- Exposure to Kafka, RabbitMQ, or other message brokers.
- Knowledge of Kubernetes and container orchestration.
- Experience with Git, CI/CD pipelines, and version control tools.
- Basic knowledge of Docker and containerised deployments is a plus.

About Sun King
Sun King is the world’s leading off-grid solar energy company, providing affordable solar solutions to the 1.8 billion people without reliable access to electricity. By combining product design, fintech, and field operations, Sun King has connected over 20 million homes to solar power across Africa and Asia, adding more than 200,000 new homes each month. Through ‘pay-as-you-go’ financing, customers make small payments to eventually own their solar systems, saving money and reducing reliance on harmful energy sources like kerosene.
Sun King employs 2,800 staff across 12 countries, with expertise in product design, data science, logistics, customer service, and more. The company is expanding its product range to include clean cooking, electric mobility, and entertainment solutions, all while supporting a diverse workforce — with women making up 44% of the team.
About the role
The Senior Software Developer - Backend will work as part of the Digitization and Automation team to support Sun King design, develop, and implement intelligent, tech-enabled solutions to help solve a large variety of our business problems. We are looking for candidates with an affinity for technology and automations, curiosity towards advancement in products, and strong coding skills for our in-house software development team.
What you will be expected to do:
- Design and build applications/systems based on wireframes and product requirements documents.
- Design and develop coherent and physical data models to meet application requirements.
- Identify and correct bottlenecks/bugs according to operational requirements.
- Focus on scalability, performance, service robustness, and cost trade-offs.
- Create prototypes and proof-of-concepts for iterative development.
- Take complete ownership of projects (end to end) and their development cycle.
- Mentoring and guiding team members.
- Unit test code for robustness, including edge cases, usability, and general reliability.
- Integrate existing tools and business systems (in-house tools or business tools like ticketing software and communication tools) with external services.
- Coordinate with Product Manager, development team, & business analysts.
You might be a strong candidate if you have/are:
- A minimum of 4 years of experience.
- Deep knowledge of OOPS concepts and programming skills in Core Java, Spring Framework.
- Experience in web service development and integration (SOAP, REST, JSON, XML).
- Should be very strong in problem solving, data structures, and algorithms.
- Strong experience in SQL.
- Experience in the AWS suite (Ec2, RDS, Lambda, API Gateway).
- Experience in scripting languages like Python.
- Experience in Microservice Architecture.
- Prior managing/mentoring experience.
- Knowledge of best software engineering practices for all stages of the software development life cycle, including coding standards, code reviews, testing, and deployment.
Good to have:
- Knowledge on messaging systems RabbitMQ, Kafka.
- Container-based application deployment (Docker or equivalent)
- Willing to learn new technologies and implement them in products.
What Sun King offers:
- Professional growth in a dynamic, rapidly expanding, high-social-impact industry.
- An open-minded, collaborative culture made up of enthusiastic colleagues who are driven by the challenge of innovation towards profound impact on people and the planet.
- A truly multicultural experience: you will have the chance to work with and learn from people from different geographies, nationalities, and backgrounds.
- Structured, tailored learning and development programs that help you become a better leader, manager, and professional through the Sun King Center for Leadership.

Our Client started their journey in the year 2009 and is currently one of the best platform for freelance academic writing jobs online. Founded by IIT-IIM and MDI alumni, our client has completed 111349 projects with 839 happy academic freelancers.
They are growing global with their presence in 6 countries like India, Ukraine, Kenya, Bangladesh, Philippines and Pakistan.They boast a round the clock customer support team to resolve the problems and queries of freelancers from across the globe.
- Researching, designing, implementing and managing software programs
- Testing and evaluating new programs
- Writing high quality source code to program complete applications within deadlines
- Performing unit and integration testing before launch
- Working closely with other developers, UX designers, business, Testing Team an systems analysts
- Finding bugs and offering timely solutions
- Integrating user-facing elements developed by front-end developers
- Building efficient, testable, and reusable PHP modules
- Solving complex performance problems and architectural challenges
- Producing detailed specifications
- Troubleshooting, testing and maintaining the core product software and databases to ensure strong optimization and functionality
- Contributing in all phases of the development lifecycle
- Following industry best practices
- Developing and deploying new features to facilitate related procedures and tools if necessary
What you need to have:
- Must have a PHP experience or a full stack development experience.
- B.Tech / M.Tech from any college.
- Good understanding of RESTful API development.
- Good knowledge of TDD (Test Driven Development).
- Good understanding of jQuery, Bootstrap.
- Knowledge of OOPS preferred.
- Strong knowledge of PHP web frameworks like Laravel, CI, etc
- Knowledge of programming language such as Python/ NodeJs will be preferred
- Understanding the fully synchronous behavior of PHP
- Understanding of MVC design patterns
- Understanding of front-end technologies, such as JavaScript, HTML5, and CSS3
- Knowledge of object oriented PHP programming
- Understanding accessibility and security compliance
- 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 MySQL/ Mongo DB databases and their declarative query languages
- Proficient understanding of code versioning tools, such as Git
- Cross-browser/ platform experience.
- Ability to adapt to changing priorities and to thrive in a fast-paced work environment.
- Good analytical and debugging skills.
- Team-oriented and Self-motivated.

Striim (pronounced “stream” with two i’s for integration and intelligence) was founded in 2012 with a simple goal of helping companies make data useful the instant it’s born.
Striim’s enterprise-grade, streaming integration with intelligence platform makes it easy to build continuous, streaming data pipelines – including change data capture (CDC) – to power real-time cloud integration, log correlation, edge processing, and streaming analytics.
Strong Core Java / C++ experience
· Excellent understanding of Logical ,Object-oriented design patterns, algorithms and data structures.
· Sound knowledge of application access methods including authentication mechanisms, API quota limits, as well as different endpoint REST, Java etc
· Strong exp in databases - not just a SQL Programmer but with knowledge of DB internals
· Sound knowledge of Cloud database available as service is plus (RDS, CloudSQL, Google BigQuery, Snowflake )
· Experience working in any cloud environment and microservices based architecture utilizing GCP, Kubernetes, Docker, CircleCI, Azure or similar technologies
· Experience in Application verticals such as ERP, CRM, Sales with applications such as Salesforce, Workday, SAP < Not Mandatory - added advantage >
· Experience in building distributed systems < Not Mandatory - added advantage >
· Expertise on Data warehouse < Not Mandatory - added advantage >
· Exp in developing & delivering product as SaaS i< Not Mandatory - added advantage

Roles and Responsibilities:-
- Work with a tight-knit team of engineers and Product managers to deliver features & functionalities that delight our customers
- Build end-to-end systems that powers the health insurance stack - payments, onboarding, claims & integrations.
- Build for high observability, improve performance and remove bottlenecks within the application and infrastructure.
- Participate in design meetings, code reviews, mentoring new starters, technical interviews, and contribute to growing the team.
Experience and Qualifications:-
- 5+ years of experience in Go or Java.
- Proven experience in building scalable backend systems (databases, middleware and APIs).
- Firmly grounded computer science and engineering fundamentals including concurrency, multithreading, data structures, solution design, architecture, and design patterns.
- Excellent analytical and time management skills.
Thingworx Developer/Sr Developer
Required experience range between 3-6 years.
· Thingworx Navigate experience desired
· Languages - Java, JavaScript & CSS
· Experience in Core Java, Java collections & Oops Concept
· Databases – MySQL, MS-SQL
· Having good working knowledge with XML, JSON.
· Design and Application development using Thingworx version - (8.2,8.5,9.X)
· ThingWorx service creation using JavaScript
· Develop ThingWorx extension using Java
· ThingWorx service creation using Java Extension
· ThingWorx mashups design and development
· Data storage in ThingWorx - Stream/Value Stream/Data Tables
· Integration with source/target system using REST API, data Files.
· Familiar with Agile Methodologies (SCRUM)
· Thingworx Integration with 3rd apps preferred and will be added advantage
We are looking for Product Developers-Java Technology with hands-on experience in Core java and socket programming with the flair for working on cutting-edge solutions.
Responsibilities and duties:
- Responsible for the development and unit testing of various modules in JAVA and other related technologies.
- Need to do requirement understanding, preparing initial concept and possible architecture design.
- Responsible for feasibility analysis and POC development.
- Ability to understand the product architecture and end-to-end system flow.
- Ability to relate and analyze tasks as per overall product architecture and philosophy.
- Work in Agile SCRUM development model and be able to plan, estimate, execute and deliver quality work as per committed timeline.
- Ability to continuously analyze and contribute to lean processes, quality improvements, product growth, and productivity improvements within the team.
Required Skills:
- JAVA - Core JAVA Concepts, Socket Communication, Multithreading, Exception Handling, Collections Framework, Reflections, I/O, XML, HTML, JSON, YML
- Database version management tools like Liquibase etc.
- Version control system like GIT. Hands-on experience with strong knowledge of branching, merging,
- Build systems like Maven, Gradle, Ant etc.
- Hands-on experience in running development environment on Unix/Linux (Ubuntu, CentOS).
- Cloud computing experience, Integration with third-party devices, experience in writing REST APIs, shell scripting knowledge will be an added advantage.
We are looking for Product Developers-Java Technology with hands-on experience in Core java and socket programming with the flair for working on cutting-edge solutions.
Required Skills
- As a Senior Core Java Developer, you will have a range of responsibilities from shaping and implementing strategic products to ensuring that company stays on the leading edge of technology
- You will have generic capabilities across application development stack and strong technical expertise in one / two application layers
- Excellent working knowledge of the following technologies:
- Implementation exp (hands-on) on Server Side Java technologies (Core Java, Multithreading, Concurrent API’s, Executor services, collections, concurrent packages, DS/Algo, design patters/principles, basic data case, Junit/agile)
- Design Patterns
- SQL and Relational Databases such as DB2
- Hands-on experience on Spring and Hibernate

