
- Proven hands-on Software Development experience
- Proven working experience 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 etc)
- Excellent knowledge of Relational Databases, SQL and ORM technologies (JPA2, Hibernate)
- Experience in the Spring Framework
- Experience as a Sun Certified Java Developer
- Experience in developing web applications using at least one popular web framework (JSF, Wicket, GWT, Spring MVC)
- Experience with test-driven development

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About Sun King
Sun King is the world’s leading off-grid solar energy company, delivering energy access to 1.8 billion people without reliable grid connections through innovative product design, fintech solutions, and field operations.
Key highlights:
- Connected over 20 million homes to solar power across Africa and Asia, adding 200,000 homes monthly.
- Affordable ‘pay-as-you-go’ financing model; after 1-2 years, customers own their solar equipment.
- Saved customers over $4 billion to date.
- Collect 650,000 daily payments via 28,000 field agents using mobile money systems.
- Products range from home lighting to high-energy appliances, with expansion into clean cooking, electric mobility, and entertainment.
With 2,800 staff across 12 countries, our team includes experts in various fields, all passionate about serving off-grid communities.
Diversity Commitment:
44% of our workforce are women, reflecting our commitment to gender diversity.
About the role:
The Backend Developer works remotely as part of the technology team to help Sun King’s EasyBuy business unit design and develop software to improve its field team operations.
What you will be expected to do
- Design and develop applications/systems based on wireframes and product requirements documents.
- Design and develop logical and physical data models to meet application requirements.
- Identify and resolve bottlenecks and bugs based on operational requirements.
- Perform unit tests on code to ensure robustness, including edge cases, usability, and general reliability.
- Write reusable and easily maintainable code following the principles of DRY (Don’t Repeat Yourself).
- Integrate existing tools and business systems, both in-house and external services, such as ticketing software and communication tools.
- Collaborate with team members and product managers to understand project requirements and contribute to the overall system design.
You might be a strong candidate if you have/are
- Have development experience: 1-2 years backend development experience and have strong problem-solving abilities, proficiency in data structures, and algorithms.
- Have a profound grasp of object-oriented programming (OOPS) standards and expertise in Core Java.
- Have knowledge of SQL, MySQL, or similar database management.
- Have Experience in integrating web services, such as SOAP, REST, JSON, and XML.
- Have familiarity with RESTful APIs for linking Android applications to backend services.
- Have preferred experience with version control systems like Git, but not mandatory.
- Have additional knowledge of web technologies like HTML, CSS, JavaScript, and frameworks like Spring or Hibernate would be advantageous.
What we offer (in addition to compensation and statutory benefits):
- A platform for professional growth in a rapidly expanding, high-impact sector.
- Immerse in a collaborative culture, energized by employees of Sun King who are collectively motivated by fostering a transformative, sustainable venture.
- A genuinely global environment: Engage and learn alongside a diverse group from varied geographies and backgrounds.
- Tailored learning pathways through the Sun King Center for Leadership to elevate your leadership and managerial capabilities.
Job Location: Pune
Experience: 4- 5 years
Functional Area - IT Software - Application Programming , Maintenance
Role Category : Programming & Design
Requirement / Job Description:
Core Skills:
Strong experience of Core Java (1.7 or higher), OOPS concepts and Spring framework (Core, AOP, Batch, JMS)
Demonstrated design using Web Services (SOAP and REST)
Demonstrated Microservices APIs design experience using Spring, Springboot
Demonstrable experience in Databases like MySQL, PostgreSQL, Oracle PL/SQL development etc
Strong coding skills, good analytical and problem-solving skills
Excellent understanding of Authentication, Identity Management, REST APIs, security and best practices
Good understanding of web servers like Tomcat Apache, nginx or Vertex/ Grizzly, JBoss etc
Experience in OAuth principles
Strong understanding of various Design patterns
Other Skills:
Familiarity with Java Cryptography Architecture (JCA)
Understanding of API Gateways like Zuul, Eureka Server etc..
Familiarity with Apache Kafka, MQTT etc.
Responsibilities:
Design, develop, test and debug software modules for an enterprise security product
Find areas of optimization and produce high quality code
Collaborate with product managers and other members of the project team in requirements specification and detailed engineering analysis.
Collaborate with various stake holders and help bring proactive closure on the issues
Evaluate various technology trends and bring in the best practices
Innovate and come out of the box solutions
Adapt, thrive and deliver in a highly evolving and demanding product development team
Come up with ways to provide an improved customer experience
About the company:
Company is building the platform to drive global careers for millennials from emerging
economies. Leap work at the exciting intersection of the 2 hottest trends around - edtech & fintech!
And we love that we succeed as a business while powering the dreams of talented students! They create modern financial products and services that help Indian students pursue a global career. From choosing the right university and the best financing option to lining up job interviews and introductions, Leap Finance invests heavily in your success.
Summary :
Leap is building the core engineering team and looking for an Android developer who can
take ownership and deliver independently.
The best candidates will check all OR many of these boxes :
● 3-6 years of experience in an engineering role
● Essential skills required are Java, Springboot, MySQL, PostgreSQL & Kotlin Backend
Technologies.
● Good to have experience in Node.js, Nest.js
● Experience with an early-stage start-up
Why is this a great opportunity for the right candidate :
● Experienced founding team
● Right to win - The founding team knows the business & its secrets inside out. We are
starting with a significant head start and a precise plan of action
● Barriers to entry - This is a specialized play with natural barriers to entry, allowing for
significant value creation for all equity holders
● Backed by marquee global investors
● Exposure to all aspects of company building - exposure to investors, fund-raising,
decision making, building the team & culture
● All of the above perks of joining a high potential company very early, along with a
competitive market salary.
Skill sets :
Core Java
Multithreading
Spring
Collections
Kafka
No SQL experience / Mongo / Cassandra ( nice to have )
Location: preferably Bangalore / open to Mumbai on review
Experience: 7-10 yrs
Open positions: 2
Notice period: Immediate - 30 days
- l IT experience delivering enterprise-scale applications or product implementations
- experience working as a technical lead.
- Working Experience in ISO20022, SWIFT, Remittance
- Language & Frameworks: Java, Spring Boot, Spring, Any ORM
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++.
• 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.
Design and develop robust services in coordination with front-end developers, ensuring the production and development of high-quality and well-tested code
Design, develop and test features alongside other technical departments
Lead the department in the design, development, deployment, and operation of services used by our users
Optimise APIs for any applications while creating and maintaining unit tests for new code as well as fix defects
Participate in the continuous integration of automated builds and deployments, ensuring that deliverables meet functional and design requirements and specifications of the site/software. Work with engineering leadership in solving and architecting solutions for challenging or complex site/software development issues.
Take initiatives in developing and maintaining integrations of best practices within the backend department

