
Must have | Hands-on experience of a minimum 3-5 Years in the development of scalable and extensible systems using Java. Hands-on experience into Microservices. Experience into frameworks like Spring, Spring MVC, Spring Boot, Hibernate etc. Good working exposure into any Bigdata Technologies like Hadoop, Spark, Scala etc. Experience into Jenkins, Maven, Git. Solid and fluent understanding of algorithm and data structures. Excellent software design, problem-solving and analytical skills. |
Good to have | Candidates graduated from Good schools like IIT's, NIIT's, IIIT's (Preferred). Excellent Communication Skills Experience in Database technology such as SQL & No SQL. Good understanding of Elastic Search, Redis, Routines Sync & Async |

Similar jobs
Experience: 3-7 Years
Qualification- Graduation: Bachelor of Science (B.Sc) / Bachelor of Technology (B.Tech) / Bachelor of Computer Applications (BCA)
Post-Graduation: Master of Science (M.Sc) /Master of Technology (M.Tech) / Master of Computer Applications (MCA)
Roles and Responsibilities:
- Must have experience in Microservice architecture with the ability to collaborate effectively with team members and build positive working relationships.
- Design and build and deploy APIs to meet business requirements.
- High level of commitment to business satisfaction and agility.
- Strong work ethic and a passion for the role, with a positive attitude and a willingness to learn.
- Communicate effectively with the tech lead to thoroughly understand the requirements and highlight any blockers immediately.
- Handle programming and software development, including requirement gathering, bug fixing, testing, documenting, and implementation.
- Work in an agile environment to deliver high-quality solutions.
- Understand and implement Security, Logging, Auditing, Policy Management, and Performance Monitoring.
- Familiarity with relational databases (E.g.: Oracle), non-relational databases (E.g.: MongoDB), MSK Kafka, Docker, Kubernetes, and CICD Technologies (Jenkins, GitHub, Maven)
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.
● Care about things like fault tolerance, durability, backups and recovery,
performance, maintainability, code simplicity etc.
● Lead a team of software engineers and help create an environment of ownership
and learning.
● Introduce best practices of software development and ensure their adoption
across the team.
● Help set and maintain coding standards for the team.

Backend .Net Developers
Vizag/Hyderabad/Remote
Contract / Fulltime
UK shift : 2- 11 PM IST
Exp Level: 6-10 years
Details:
.Net Core
C#
Experience in developing Microservices.
Experience deploying MicroServices in Docker containers
MVC or other design patterns
Container services in AWS/Azure
Experience with MS-SQL or Postgress
Knowledge on Message Queuing
EXCELLENT COMMUNICATION MUST
This role is a US Client facing, hence we need someone with excellent communication skills and also someone with prior US Client facing experience.
Interview Process:
Online Assessment
Call with our VP
End Customer Interview
Java Developer
As a senior technical member of the team, you will be expected to lead the team in the design, architecture, and implementation of high-quality, well-architected software products with a specific focus on cloud, distributed systems, scalability, elasticity and SLA rollups into each component. In this role, you are expected to interact with Senior Architects, Product Managers, Solution Architects and occasionally, with Partners and customers to discuss and collaborate on strategies for enhancing features and coming up with next-generation products. Critical thinking and strong leadership skills are a must as the candidate will be involved in leading a team and making crucial road map decisions.
The Work: What type of work will you be doing? What assignments, requirements, or skills will you be performing on a regular basis?
- 8+ years of hands-on experience with Java-based development projects using RESTful APIs, SpringBoot, horizontal scalability, microservices, high availability principles
- You master the entire life-cycle including research, design, application and deployment architecture, development, testing (dev owns quality), continuous deployment and continuous delivery up until to production.
- You will develop complex, highly available, distributed, cloud-based solutions, and maintain its high level of quality software.
- Solid background in OOP, object and data modelling using SQL and NoSQL databases
- Experience using containers, Kubernetes and developing services on AWS
- Monitor resource allocation, consumption, and performance.
- Engage in service software performance analysis and system tuning.
- Challenge yourself to walk in a different path and to deliver quickly while maintaining a high quality
- Experience with automation tools like Jenkins, GitLab CI
- Excellent communication skills essential
Java Developer (6+ Years. experience) Java, J2EE, Web Services, XML, interface analysis and design JSF Object Oriented Design/ Analysis Knowledge of XML and relational databases (Microsoft SQL Server) TomCat, websphere HTML5, Angular JS, Javascript SOAP, RESTful WebServices Springboot, PCF, Spring cloud services
Skills Required:
Java Developer (6+ Years. experience) Java, J2EE, Web Services, XML, interface analysis and design JSF Object Oriented Design/ Analysis Knowledge of XML and relational databases (Microsoft SQL Server) TomCat, websphere HTML5, Angular JS, Javascript SOAP, RESTful WebServices Springboot, PCF, Spring cloud services
- 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
Senior Software Engineer (L4 - Tech Lead)
Because you belong at Twilio.
The Who, What, Why and Where
Twilio is growing rapidly and seeking a Staff Software Engineer to lead the design and implementation phases of cloud-based distributed systems built to seamlessly scale to several million transactions per day.
Who?
As a Staff, Software Engineer (L4 - Tech Lead) in the Account Security team, you will lead the design and implementation phases of cloud-based distributed systems built to seamlessly scale to several million transactions per day. Not only will you be responsible for tackling some of the most complex and exciting technical problems in the industry, you will also be sharing your technical expertise with other engineers and leading them through an accelerated learning process.
You are intrigued by the intersection of the cloud, telecommunications and security spaces, how to harness the power of SMS and voice to enable millions of consumers to securely sign up and sign in every day using the services from the global brands they trust. You enjoy the challenge of owning a mission critical service and engineering it to work reliably in any circumstance.
You are also passionate about collaborating with multiple R&D and product teams, crafting together microservices and APIs that developers around the world will demonstrate to deliver new applications. You have strong communication skills, and a belief that team output is more important than individual output.
Minimum Qualifications
- 7+ years of experience with at least two programming languages such as Java, Scala, Python, Ruby, JavaScript or Go.
- 5+ years of experience working with modern agile product development teams of engineers, product managers and designers.
- 5+ years of Experience with SQL/NoSQL technology such as PostgreSQL, MySQL, DynamoDB understanding common use cases and performance pitfalls
- 2+ years of Experience dealing with event-driven architectures and message brokers such as RabbitMQ, KAFKA, ActiveMQ, etc and an in depth understanding of their use cases and pitfalls
- Versed in concepts such as DDD, SOLID, Cloud Native Patterns, distributed systems and architecture. Capable of understanding pitfalls and anticipating common failure modes of a microservice environment.
- Experienced in implementing prototypes and in practices and concepts such as MVP, A/B testing and feature toggles for rolling-out features to production.
- Strong communication skills: able to communicate effectively with technical and non technical partners
- Bachelor’s degree in computer science or equivalent professional experience.
- Passion for new technologies and proven capability in analysis and problem-solving.
- Strong troubleshooting and monitoring skills with practical experience in modern tools such as Kibana, Datadog, PagerDuty or related.
Preferred Qualification
- Experience with https://stackshare.io/twilio/verify-telephony">our stack
- Track record as a full-stack engineer
- Experience with AWS related technologies
- Background in telecommunications domain
- Background in security domain
What?
- BE AN OWNER: Take full end-to-end ownership of your services, from designing to operations and monitoring in production.
- EMPOWER OTHERS: Provide a safe work environment that embraces failure as a way of learning and inspires our engineers to be inventive and motivated.
- NO SHENANIGANS: You always act in an honest, direct and transparent way and uphold our values.
- WEAR THE CUSTOMER’S SHOES: Besides technical excellence, always keep in mind what is the business problem we are trying to solve for our customers and how our decisions impact them.
- WRITE IT DOWN: Evaluate opportunities, risk and technical strategies and provide key findings to internal partners.
- RUTHLESSLY PRIORITIZE: Work in a fast paced environment. It is key for you to understand, document and define risks that drive and enhance the organization's ability to prioritize while advising the business of these priorities.
- BE BOLD: Drive architecture and building systems for multiple orders of magnitude of growth. Every big idea starts small: open up the boundaries and keep raising the bar as solving small problems can bring big results. Never settle and keep pushing yourself and the teams forward.
- BE INCLUSIVE: Coach, mentor and inspire engineering teams by building and ensuring a safe and inclusive environment where all voices can be heard.
- DRAW THE OWL: Influence teams to continuously be improving while supporting progressive ways to solve problems; adopt new technologies and strategies where applicable.
- DON’T SETTLE: Always look for the next opportunity for Twilio to improve our quality, reliability and security to continuously earn our customers trust.
Why?
Our developers build the leading Twilio Verify service used by millions of customers around the world. Every day we push the boundaries of web-scale service delivery, operating with utmost reliability the API services that secure the online presence of the biggest brands. We are passionate about crafting simple APIs that developers will love.
By joining us you will have the opportunity to work on the next generation of Twilio multi factor authentication and identity verification services with a team of forward-thinking and supportive professionals who will care about helping you on a successful career path. Twilio is truly unique; we are a company committed to your growth, your learning, your development, and your entire employee experience. We only win when our employees succeed, and we're dedicated to helping you develop your strengths. We have a cultural foundation built on diversity, inclusion, and innovation, and we want you and your ideas to thrive at Twilio.
Where?
This position will be located in our office in Bangalore, India. You will enjoy our office perks: catered meals, snacks, game room, ergonomic desks, massages, bi-weekly All Hands and more. What you will also get to experience is a company that believes in small teams for maximum impact; seeks well-rounded talent to ensure a full perspective on our customers’ experience, understands that this is a marathon, not a sprint; that continuously and purposefully builds an inclusive culture where everyone is able to do and be the best version of themselves.
About Us
Millions of developers around the world have used Twilio to unlock the magic of communications to improve any human experience. Twilio has democratized communications channels like voice, text, chat, video and email by virtualizing the world’s communications infrastructure through APIs that are simple enough for any developer to use, yet robust enough to power the world’s most demanding applications. By making communications a part of every software developer’s toolkit, Twilio is enabling innovators across every industry — from emerging leaders to the world’s largest organizations — to reinvent how companies engage with their customers.
Invest in weeks dedicated to tackling hard problems and creating your own ideas. We have a cultural foundation built on diversity, inclusion, and innovation, and we want you and your ideas to thrive at Twilio
Develop back-end server that includes business logic linked to various data storage solutions
including database.
Design back-end server system by using technology appropriate for server environment.
Develop and maintain Rest services for Samsung Pay Develop RESTful services that are highly
scalable, available, maintainable
Skills :
Excellent Programming Skills
Strong problem-solving abilities
Analytical skills, and troubleshooting
Good understanding of algorithms, data structures, and performance optimization
methodsHands-on with Design, Coding, Debugging, and TestingExcellent Communication &
Interpersonal Skills, Team Player.
Programming Skills:
C/C++ and/ Java Jquery, Spring, Struts.Hibernate, Web Services, Web Security,
● Partner with the product/business teams to understand the product features and
specifications, translate them into high level and low-level design
● Participate in all stages of the Software Development Lifecycle
● Develop back-end components, services, and APIs. Support integration of user-
facing elements, and collaborate closely with the design and front-end development
team
● Write elegant, effective, and scalable code while maintaining the highest level of
coding standards
● Take ownership of the work and ensure timely deliveries
● Drive innovation in product development, while relentlessly improving performance,
scalability, and maintainability
Requirement
● Strong problem solving and analytical skills with a minimum of 2-4 years of
experience in backend development
● 1+ experience as a Java Developer, with strong knowledge of Java web frameworks
like Spring Boot, Hibernate, etc. and experience working in Microservices
architecture
● Hands-on experience of working with Linux/Unix platform
● Strong knowledge of SQL and RDBMS like PostgreSQL/MySQL etc.
● Experience in - Python, Git
● Strong technical aptitude and good knowledge of CS fundamentals
● Sound knowledge and application of algorithms and data structures with space and
time complexities
● Strong design skills involving data modelling and low-level class design
● Follow industry coding standards and responsible for writing maintainable, scalable,
and efficient code to solve business problems
Good to have
● B. Tech./M. Tech. in Computer Science or equivalent from a reputed college
● Prior experience working in a startup environment
● Experience in setting up an entire product from scratch

