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Job Summary
We are looking for a Senior Backend Engineer with strong experience in Java, Spring Boot, and Microservices architecture. Candidates with server-side Kotlin development experience are highly preferred. Strong software engineering fundamentals, REST API development expertise, and experience building enterprise-scale applications are essential.
The ideal candidate should be passionate about clean code, testing, scalability, and product/platform engineering.
Key Responsibilities
- Design, develop, and maintain scalable backend applications using Java and/or Kotlin.
- Build and enhance RESTful APIs and microservices-based applications.
- Develop high-performance, secure, and reliable enterprise applications.
- Participate in system design, architecture discussions, and technical decision-making.
- Write clean, maintainable, and well-tested code following industry best practices.
- Implement and maintain automated unit tests, integration tests, and other testing strategies.
- Collaborate with Product, Engineering, and DevOps teams to deliver high-quality solutions.
- Troubleshoot production issues and optimize application performance.
- Mentor junior developers and contribute to engineering excellence initiatives.
Required Skills
- 6–8+ years of backend development experience.
- Strong proficiency in Java.
- Experience with server-side Kotlin (preferred) or willingness to learn and work extensively in Kotlin.
- Hands-on experience with Spring Boot and Microservices architecture.
- Strong experience developing REST APIs.
- Experience building enterprise-grade applications.
- Good understanding of software design patterns and object-oriented programming principles.
- Strong knowledge of unit testing frameworks such as JUnit, Mockito, or equivalent.
- Experience with Test-Driven Development (TDD) is highly desirable.
- Knowledge of CI/CD pipelines and version control systems such as Git.
- Experience working with relational and/or NoSQL databases.
Are you passionate about the clean energy transition and looking to build real-world experience at the intersection of energy, data, and technology?
1E9 Advisors is seeking motivated Energy Analyst Interns to join our team. We’re a technology company that delivers strategy and software solutions across industries, with deep expertise in energy markets, commodities, and risk management.
This internship is ideal for candidates who are analytical, detail-oriented, and eager to explore how battery storage and market optimization work in real-world settings.
Important Note: This position is not open to applicants who are currently enrolled in full-time degree programs. This internship is designed to transition into a full-time role for successful candidates, so we are seeking candidates who are available for immediate full-time employment upon completion of the internship.
What You’ll Work On:
- Analyze and interpret energy market data, including pricing, generation, and capacity
- Track evolving US electricity market rules and support policy analysis
- Assist in valuation and optimization models for battery energy storage
- Collaborate on internal product development and customer-facing insights
What We’re Looking For:
- Strong analytical and communication skills
- Proficiency in Python and/or Excel
- Interest in energy markets, clean technology, or battery storage
- Attention to detail and a proactive mindset
Preferred Skills:
- Understanding of US electricity markets
- Hands-on experience with battery storage valuation
- Effective written and verbal communication
What You’ll Gain:
- Practical exposure to energy markets and clean tech analytics
- Mentorship and hands-on project ownership
- Experience contributing to a production-grade software platform (BatteryOS)
- Potential pathway to a full-time opportunity
We are looking for an Android developer responsible for the development and maintenance of applications aimed at a vast number of diverse Android devices. Your primary focus will be the development of Android applications and their integration with back-end services. You will be working along-side other engineers and developers working on different layers of the infrastructure. Therefore, commitment to collaborative problem solving, sophisticated design, and creating quality products is essential.
Responsibilities
• Translate designs and wireframes into high quality code
• Design, build, and maintain high performance, reusable, and reliable Java code
• Ensure the best possible performance, quality, and responsiveness of the application
• Identify and correct bottlenecks and fix bugs
• Help maintain code quality, organization, and automatization
Skills
• Strong knowledge of Android SDK, different versions of Android, and how to deal with different screen sizes
• Familiarity with RESTful APIs to connect Android applications to back-end services
• Strong knowledge of Android UI design principles, patterns, and best practices
• Experience with offline storage, threading, and performance tuning
• Ability to design applications around natural user interfaces, such as “touch”
• Familiarity with the use of additional sensors, such as gyroscopes and accelerometers
• Knowledge of the open-source Android ecosystem and the libraries available for common tasks
• Ability to understand business requirements and translate them into technical requirements
• Familiarity with cloud message APIs and push notifications
Reward360 powers a data-driven customer engagement ecosystem that enables the world’s leading organisations to earn customer loyalty every day. For over 10 years, R360’s loyalty and reward platforms have driven ambitious loyalty programs for some of the world’s biggest brands – including Axis Bank, Standard Chartered Bank, HDFC Bank and Emirates National Dubai Bank. We have 500+ global retail partnerships and offer our clients reward programs, nuanced customer segmentation, data-centric campaigns, and big data analytics.
You will architect, design & build large scale software systems for loyalty, rewards, commerce and payments that are directly used by customers of large banks. You will have the opportunity to build systems end to end and improve & influence customer behavior. You will also influence best practices and drive how we operate large systems in an efficient manner. If you are excited about this opportunity and meet the requirements laid out below, we would like to talk to you!
What you’ ll do:
1. Work as Core Java developer with prime focus on Backend
2. End to end development from design to development
3. Code & design review of peers
4. Troubleshoot critical issues and guide team as well
What we’ll need:
1. Overall 4-6 years of experience
2. 3+ years of hands-on experience in Java/J2EE technologies
3. Strong Data structures & algorithm skill
4. Strong communication & design skills
Technical Skills
1. Core Java (Collection, multi-threading, design patterns)
2. Frameworks - Hibernate, Spring, REST Jersey
3. Front end technologies – Java Script, jQuery, Angular
4. Database – SQL & NoSQL
5. Modelling – UML & ERD
Bonus point if: Candidate from product company would be preferred
- Designing and developing an advanced application for the IOS
- Unit-testingcode for robustness, including edge cases, usability, and general reliability
- Bug fixing and improving application performance
- Design and build advanced applications for the iOS platform
- Collaborate with cross-functional teams to define, design, and ship new features
- Work with outside data sources and APIs
- Design, build, and maintain high-performance, reusable,and reliable objective-C/Swift
- Help maintain code quality, organization,and automation
- Work with product managers and other stakeholders to provide technical requirements
- Troubleshoot and fix software defects using an issue tracking system
- Perform code reviews with other developers
Required Experience and Skills:
- Hands-on experience in ReactJS 6.x+, HTML5, CSS, Bootstrap, Node js
- 1+ years of experience in cross-browser compatible responsive web application development using React.
- Good knowledge about Reactive programming using RxJS and Redux.
- Knowledge and use of Restful web services, Gulp / Grunt.
- Experience working with debugging/testing tools like Firebug Lite, Chrome or Safari web inspectors.
- Version Control – GIT
- Servers / Application frameworks – Apache / Nginx / ExpressJS
- Selecting and deploying appropriate CI/CD tools
- Strive for continuous improvement and build continuous integration, continuous development, and constant deployment pipeline (CI/CD Pipeline)
Responsibilities:
- Ability to translate Wireframes and PSD to high quality designs and functional web apps using HTML5, ReactJS, Node.js, and Mongo
- Develop interactive, user-friendly applications using the ReactJS
- Binding of UI elements to JavaScript object models
- Creating RESTful services with Node.js
- Architect scalable web architectures
- Developing for Back-end Web Applications using NodeJS and Express
- Creating servers and databases for functionality
- API design, creation and integrations
- Staying abreast of developments in web applications, app development and programming languages
- Effective communication with different stakeholders.
- Develop a growth strategy focused both on financial gain and customer satisfaction
- Conduct research to identify new markets and customer needs
- Arrange business meetings with prospective clients
- Promote the company’s products/services addressing or predicting clients’ objectives
- Prepare sales contracts ensuring adherence to law-established rules and guidelines
- Keep records of sales, revenue, invoices etc.
- Provide trustworthy feedback and after-sales support
- Build long-term relationships with new and existing customers
- Develop entry level staff into valuable salespeople
Requirements
- Proven working experience as a business development manager, sales executive or a relevant role
- Proven sales track record
- Experience in customer support is a plus
- Proficiency in MS Office
- Proficiency in English
- Market knowledge
- Communication and negotiation skills
- Ability to build rapport
- Time management and planning skills

Role : Angular Developer
Location: Bangalore, Karnataka, India
Experience: 3 to 9 Years
Mandatory Skills: Angular,Data structure,Javascript with OOPS, API
Experience:
- Very strong hands on experience of web and mobile technologies: - HTML JavaScript, HTML5/CSS3,
- 5 + years of UI Development Experience using JavaScript Frameworks
- 3+ years of Angular Development Experience
- Has implemented coding patterns and built UI framework
- Deep knowledge of AngularJS practices and commonly used modules based on extensive work experience
- Thorough understanding of the responsibilities of the platform, database, API, caching layer, proxies, and other web services used in the system
- Creating custom, general use modules and components which extend the elements and modules of core AngularJS
- Creating configuration, build, and test scripts for Continuous Integration environments
- Cooperating with the back-end developer in the process of building the RESTful API
- Cross browsers support/experience and knowledge of DOM manipulation on different browsers
- Performance enhancements on web page load and execution
- Use responsive web design to create applications that automatically conform to multiple screen sizes/devices.
Responsibility:
- Ability to develop UI framework on JavaScript and CSS which confines to requirement of Solutions.
- Ability to work on cross browser compatibility
- Develop reusable components.
- Work closely with other developers in the team
- Coordinating the workflow between the graphic designer, the HTML coder, and yourself
- Conduct usability testing to identify and fix UI issues
- Collaborate with business analysts to discuss user interface requirements and brainstorm UI ideas.
About the company:
It is a leading US-Based product development company established in 2004.
A global leader in providing digital solutions for trading and risk, supply chain management and financial services driven by cloud, blockchain, machine learning and analytics. The company has its best-of-breed solutions serve the entire trading value chain across agriculture, energy, metals and mining, and manufacturing markets. The cloud platform provides advanced analytics, one source of data and an automation engine, providing maximum flexibility and investment protection as business needs and market requirements change.
Why should you apply?
- Work in a fast-paced product-based organization.
- Get an opportunity to work with the core development team and enhance your technical skills.
- Scope to understand and work with the product team in depth.
- Opportunity to work in ETRM/CTRM domain- ahead of the innovation.
- They built a culture of inclusion and diversity from the 16 plus languages they speak to the 40% strong women workforce.
- They are always looking for their next set of passionate and innovative minds, who are unafraid to challenge the status quo.










