Coding in Java8, Spring, Microservices, WebFlux/Reactive Programing, Rest services, Kafka, PCF, Azure, Spring Cloud Config and NoSQL technologies.
Solve technical problems using cutting-edge technologies and best practices.
Ensure code meets the required development standards and is optimized for performance.
Unit testing for each line of new code introduced (JUnit/Mockito)
Peer code review process using GIT pull requests and Crucible (for SVN)
Propose multiple solutions to a problem, show how one option is better than another.
Ensure all aspects of technical design are correctly incorporated.
Contribute in research and implementing POCs as required.
Collaborating with onsite team in scrum ceremonies.
Who you are:
Hands on experience on Java/J2EE programming, especially on Java 8 features
Experience using latest frameworks like Spring, Spring Boot, Spring Rest, Spring Cloud Config and Webflux.
Experience in Microservices architecture & development
Experience with Test Driven Development
Experience with SQL on any of the RDBMS Oracle, PostgreSQL, My SQL
Exposure to NoSQL DB is added advantage, preferred MongoDb / Cassandra
Experience with any of the ORM frameworks Hibernate/iBatis, JDBC, JPA
Exposure to JMS Kafka, IBM MQ or Active MQ is good to have
Experience with JUNIT and any of the mocking frameworks Mockito, EasyMock, JMock
with hands on any one of the cloud platforms like PCF, Azure
Use of code repository tools like SVN, GIT
Exposure to any of the build and deployment tools like Gradle, Maven, Ant
Experience in CI/CD pipeline such as JENKINS
Experience using different design patterns, especially GoF, J2EE and Integration design patterns
Exposure to performance testing using JMeter is good to have
Ensuring the code meets the required development standards and is optimized for performance
Experience managing teams and deliveries
Providing technical design or approach for a business problem
Leading the team towards the right solution with expected quality and timelines
Experience with Agile practices
With good collaboration skills to coordinate with US based onsite team and client team.
Good team player and coordination skills

About Nisum Technologies
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We are looking for a highly skilled Backend Developer with expertise in Core Java, Java 8, and Data Structures. The ideal candidate should have experience in Spring Boot, JPA/Hibernate, and Microservices architecture. If you are passionate about backend development and want to work in a dynamic environment, we’d love to hear from you!
Key Responsibilities:
- Develop and maintain backend applications using Core Java and Java 8.
- Design and implement RESTful and SOAP web services.
- Work with Spring Framework, Spring Boot, and JPA/Hibernate for backend development.
- Build and optimize microservices-based architectures.
- Manage databases such as PostgreSQL, MySQL, or Oracle.
- Collaborate with cross-functional teams to deliver high-quality software solutions.
- Write clean, efficient, and scalable code while following best practices.
Requirements:
✅ Strong hands-on experience in Java (Core Java, Java 8) and Data Structures.
✅ Proficiency in Spring, Spring Boot, JPA/Hibernate.
✅ Experience in developing and consuming RESTful & SOAP APIs.
✅ Knowledge of Microservices architecture and best practices.
✅ Database expertise in PostgreSQL, MySQL, or Oracle.
✅ Excellent verbal and written communication skills.
Nice to Have:
- Experience with Docker/Kubernetes.
- Knowledge of CI/CD pipelines and DevOps practices.
- Exposure to cloud platforms (AWS, GCP, or Azure).

Job Summary:
As a Shopify App Developer at [Your Company Name], you will be responsible for designing, developing, and maintaining custom applications for the Shopify platform. You will collaborate with cross-functional teams to create solutions that meet our clients' needs and improve their eCommerce operations. The ideal candidate will have a strong background in Shopify app development, excellent problem-solving skills, and a passion for delivering exceptional user experiences.
Key Responsibilities:
- App Development: Design, develop, and deploy custom Shopify apps using Shopify’s API, Polaris, and other relevant technologies.
- Customization: Customize and extend Shopify’s existing functionalities to meet specific client requirements.
- Integration: Integrate Shopify apps with third-party services, APIs, and data sources as needed.
- Maintenance & Support: Troubleshoot and resolve issues related to Shopify apps and provide ongoing support and maintenance.
- Collaboration: Work closely with project managers, designers, and other developers to ensure that app solutions align with project goals and client expectations.
- Testing & Quality Assurance: Conduct thorough testing of applications to ensure reliability, performance, and adherence to Shopify’s standards.
- Documentation: Create and maintain clear documentation for code, processes, and app functionality.
- Innovation: Stay updated with the latest Shopify developments, industry trends, and best practices to continuously improve app functionality and user experience.
Qualifications:
- Experience: Proven experience in developing Shopify apps, including a portfolio of past projects or apps.
- Technical Skills: Proficiency in Shopify’s APIs, Liquid templating language, JavaScript, HTML, CSS, and familiarity with Shopify Polaris design system.
- Programming Languages: Strong knowledge of backend programming languages such as Ruby, PHP, or Node.js.
- Database Management: Experience with database technologies such as MySQL, MongoDB, or PostgreSQL.
- Problem-Solving: Excellent problem-solving skills with the ability to troubleshoot and resolve complex technical issues.
- Communication: Strong verbal and written communication skills, with the ability to explain technical concepts to non-technical stakeholders.
- Team Player: Ability to work effectively both independently and as part of a team in a fast-paced environment.
We prefer candidates who can attend a walk-in interview and join immediately.
Job Description: Senior Java Developer with Leadership Experience
Position: Lead Developer
Experience: 5-8 Years
Location: Noida
Job Type: Full-time
Overview:
We are seeking a highly skilled and experienced Senior Java Developer to join our dynamic team. The ideal candidate will have a minimum of 5 years of experience in Java development, with a strong focus on leadership and team management. This role requires a proactive individual who can guide others, provide instant solutions, and ensure the successful completion of technical projects.
Key Responsibilities:
- Team Leadership: Lead, mentor, and manage a team of Java developers, fostering a collaborative and productive work environment.
- Project Management: Oversee the planning, execution, and delivery of projects, ensuring they are completed on time and within budget.
- Technical Guidance: Provide expert guidance on Java, JSP, Servlets, Spring Boot, and Hibernate, ensuring best practices and high-quality code standards.
- Problem Solving: Quickly identify, analyze, and resolve technical issues, providing instant and effective solutions.
- Code Review: Conduct regular code reviews to maintain code quality, performance, and security.
- Server Management: Manage server configurations, deployments, and troubleshooting to ensure optimal performance and uptime.
- Collaboration: Work closely with cross-functional teams, including QA, DevOps, and Product Management, to align development activities with business goals.
- Continuous Improvement: Stay updated with the latest industry trends and technologies, and continuously improve development processes and practices.
- Documentation: Ensure comprehensive documentation of all technical specifications, project plans, and procedures.
Qualifications:
- Education: Bachelor’s degree in Computer Science (tier 1/2), Information Technology, or a related field.
- Experience: Minimum of 5 years of hands-on experience in Java development, Minimum 1 year experience in leading Team
Technical Skills:
- Proficiency in Java, JSP, Servlets, Spring Boot, and Hibernate.
- Strong understanding of server-side technologies and server management.
- Experience with version control systems like Git.
- Familiarity with database management systems, particularly SQL.
- Fluency in English
- Leadership Skills: Proven experience in leading and managing development teams.
- Problem-Solving Skills: Strong analytical and problem-solving abilities.
- Communication Skills: Excellent verbal and written communication skills, with the ability to convey complex technical concepts to non-technical stakeholders.
Benefits:
● Provident Fund
Schedule:
● Day shift
● Fixed shift
● Monday to Friday
● Morning shift

As an SSE, you will play a crucial role in designing, developing, and maintaining our backend systems
that power our platform. The ideal candidate will have a solid background in Python Django and a
strong understanding of databases, caching, and distributed systems.
● Design, develop, and maintain robust, scalable, and high-performance backend systems using
Python Django.
● Collaborate with cross-functional teams to understand business requirements and translate
them into technical solutions.
● Optimize application performance and scalability by implementing caching strategies, load
balancing, and distributed computing techniques.
● Ensure data integrity and security by implementing best practices for data storage, retrieval,
and access control.
● Develop and maintain integrations with external APIs and services to support seamless
interactions with third-party systems.
● Identify and address performance bottlenecks and other system issues to improve overall
system efficiency.
● Write clean, maintainable, and testable code following industry-standard coding practices.
● Conduct code reviews and provide constructive feedback to peers to ensure code quality and
adherence to best practices.
● Mentor junior team members and assist in their professional growth.
• Proven working experience in backend app development and experience with Node JS.
• Build advanced ecommerce backend applications for the multiple client platforms (both React and Android).
• Understanding of design principles and good architecture patterns.
• Proper Data Structures and Algorithm knowledge is a must.
• Graph QL and Apollo Server knowledge.
• Collaborate with cross-functional teams to define, design, and ship new features.
• Work with outside data sources and APIs like the one of Unicommerce.
• Create Unit-test code for robustness, including edge cases, usability, and general reliability.
• Work on bug fixing and improving application performance.
• Continuously discover, evaluate, and implement new technologies to maximize development efficiency.
• Translate designs and wireframes into high quality code.
• Have a good understanding of CI/CD tools (any).
• Robust knowledge of popular databases like MongoDB, Elastic Search, DynamoDB, Redis etc;
• Knowledge about AWS Services like EC2, Lambda, Kinesis, Redshift, S3 is super plus.
MUST HAVE
• CI/CD
• 3+ years in Node JS
• HTML, CSS, JavaScript
• MongoDB, Elastic Search, DynamoDB, Redis
• AWS Services like EC2, Lambda, Kinesis, Redshift, S3 is super plus.
• Data Structures and Algorithm knowledge is a must.

Description:
For over 10 years, Zscaler has been disrupting and transforming the security industry. Our 100% purpose-built cloud platform delivers the entire gateway security stack as a service through 150 global data centers to securely connect users to their applications, regardless of device, location, or network in over 185 countries protecting over 3,900 companies and have detected 100 Million threats/day.
We work in a fast-paced, dynamic and make it happen culture. Our people are some of the brightest and passionate in the industry that thrives on being the first to solve problems. We are always looking to hire highly passionate, collaborative and humble people that want to make a difference.
About the role :
This is a senior staff backend engineer role in the engineering team that designs, implements and maintains our state of the art product IllusionBLACK. The team is responsible for designing and implementing secure, highly performant and maintainable product.
Responsibilities:
- Architect, develop and maintain high performance, fault tolerant and scalable cloud hosted service using NodeJS
- End to end responsibility to continuously create and monitor the services you build
- Help design reusable and clean API's for our frontend React app
- Guide team members with handling complex issues
- You will also be responsible for database schema design and development of migration scripts
- Experiment with new technologies and ideas and help shape our stack and processes
Requirement:
- 10+ years professional SW development experience
- All our production applications are built with either Typescript or Python. You must have a strong understanding of NodeJS express apps written in Typescript and ES6
- Must have good experience with Python
- Solid experience with databases is a must. We use and love Postgres here at Smokescreen
- You should be able to design a complex database SQL schema normalized to 3NF on the back of a napkin at 3am in the morning
- Deep understanding and working knowledge of Redis cache
- Experience with Solr or Elasticsearch is a must. We use Solr for our event analytics exclusively
- Experience with AWS, Azure or GCP is a plus. We have a large distributed application running on AWS
- Experience with Docker/Swarm is a plus
- Experience in some stream processing platforms like Kafka/Redis stream is a plus
Software Development Engineer
Bengaluru/Hyderabad/Gurgaon/Chennai
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++ 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.
About Amazon.com
“Many of the problems we face have no textbook solution, and so we-happily-invent new ones.” – Jeff Bezos
Amazon.com – a place where builders can build. We hire the world's brightest minds and offer them an environment in which they can invent and innovate to improve the experience for our customers. A Fortune 100 company based in Seattle, Washington, Amazon is the global leader in e-commerce. Amazon offers everything from books and electronics to apparel and diamond jewelry. We operate sites in Australia, Brazil, Canada, China, France, Germany, India, Italy, Japan, Mexico, Netherlands, Spain, United Kingdom and United States, and maintain dozens of fulfillment centers around the world which encompass more than 26 million square feet.
Technological innovation drives the growth of Amazon, offering our customers more selection, convenient shopping, and low prices. Amazon Web Services provides developers and small to large businesses access to the horizontally scalable state of the art cloud infrastructure like S3, EC2, AMI, CloudFront and SimpleDB, that powers Amazon.com. Developers can build any type of business on Amazon Web Services and scale their application with growing business needs.
We want you to help share and shape our mission to be Earth's most customer-centric company. Amazon's evolution from Web site to e-commerce partner to development platform is driven by the spirit of invention that is part of our DNA. We do this every day by inventing elegant and simple solutions to complex technical and business problems. We're making history and the good news is that we've only just begun.
About Amazon India
Amazon teams in India work on complex business challenges to innovate and create efficient solutions that enable various Amazon businesses, including Amazon websites across the world as well as support Payments, Transportation, and Digital products and services like the Kindle family of tablets, e-readers and the store. We are proud to have some of the finest talent and strong leaders with proven experience working to make Amazon the Earth’s most customer-centric company.
We made our foray into the Indian market with the launch of Junglee.com, enabling retailers in India to advertise their products to millions of Indian shoppers and drive targeted traffic to their stores. In June 2013, we launched http://www.amazon.in">www.amazon.in for shoppers in India. With www.amazon.in, we endeavor to give customers more of what they want – low prices, vast selection, fast and reliable delivery, and a trusted and convenient online shopping experience. In just over a year of launching our India operations, we have expanded our offering to over 18 million products across 36 departments and 100s of categories! Our philosophy of working backwards from the customers is what drives our growth and success.
We will continue to strive to become a trusted and meaningful sales and logistics channel for retailers of all sizes across India and a fast, reliable and convenient online shopping destination for consumers. For us, it is always “Day 1” and we are committed to aggressively invest over the long-term and relentlessly focus on raising the bar for customer experience in India.
Amazon India offers opportunities where you can dive right in, work with smart people on challenging problems and make an impact that contributes to the lives of millions. Join us so you can - Work Hard, Have Fun and Make History.

Work Experience: 2 or More than 2 Years
Education: Min. Graduate
Technical Skills:
Backend: PHP (Laravel Framework), Web Service / Web API, Rest API, Google Firebase
Database: MySQL
Requirements:
1. Should be able to complete projects in Back end
2. Should have experience in integrating payment gateways
3. Knowledge of third Party Integration
4. Knowledge of Database Architecture
5. Should be able to deploy the website on the main server
6. Strong PHP programming skills
7. Good database skills preferably Firebase or MySQL
8. Able to create restful API's for mobile apps & knowledge of Google Firebase will be a plus point
9. Understanding of latest Google algorithms
10. Knowledge of frontend: HTML, CSS, JavaScript, Bootstrap & jQuery will be a plus point


