Java
Spring BootAbout 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: 1-3 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.
Shubham Vishwakarma
Full Stack Developer - Averlon
About Sun King
About
Sun King is a leading global provider of off-grid solar energy solutions, designed to serve the 1.8 billion people who lack reliable or affordable access to traditional electrical grids. With a mission to power brighter lives, the company focuses on underserved markets across Africa and Asia. Sun King's product range includes solar lanterns, solar home systems, and solar inverters, tailored to meet a variety of energy needs—from portable lighting to powering entire homes.
The company's innovative solutions, such as the recently launched PowerHub 3300 and expandable solar home systems, reflect their commitment to evolving customer demands. With operations in over 40 countries and millions of products sold, Sun King makes solar energy accessible through pay-as-you-go financing options. The company’s network of field agents plays a key role in selling, installing, and servicing products, driving local economic development. Rooted in sustainability, Sun King also implements a Sustainable Financing Framework and ensures customer satisfaction through extensive service centers and after-sales support.
Company video
Candid answers by the company
Sun King designs, distributes, installs, and finances solar energy solutions for the 1.8 billion people living without reliable access to electricity. The company offers a range of products from portable solar lamps to powerful home and business energy systems, aiming to improve lives across Africa and Asia through affordable, clean energy.
Company social profiles
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