
knowledge of Java and Spring.
• Familiarity with:
• SQL and noSQL databases
• Kubernetes, Docker, Helm
• Message/Streaming Technologies: Kafka, Kinesis, JMS, etc
• Unix Shell Scripting
• Microservices Architecture
• AWS, GCP, or Azure
• Experience in modern software development methodologies and technologies:
Scrum, Jira, Git
• Ability to handle full application development cycle from requirements to
production.
• A dedication to positive team collaboration

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About NonStop io Technologies:
NonStop io Technologies is a value-driven company with a strong focus on process-oriented software engineering. We specialize in Product Development and have a decade's worth of experience in building web and mobile applications across various domains. NonStop io Technologies follows core principles that guide its operations and believes in staying invested in a product's vision for the long term. We are a small but proud group of individuals who believe in the 'givers gain' philosophy and strive to provide value in order to seek value. We are committed to and specialize in building cutting-edge technology products and serving as trusted technology partners for startups and enterprises. We pride ourselves on fostering innovation, learning, and community engagement. Join us to work on impactful projects in a collaborative and vibrant environment. We're seeking an experienced Backend Software Engineer to join our team. As a backend engineer, you will be responsible for designing, developing, and deploying scalable backends for the products we build at NonStop. This includes APIs, databases, and server-side logic.
Responsibilities:
● Design, develop, and deploy backend systems, including APIs, databases, and server-side logic
● Write clean, efficient, and well-documented code that adheres to industry standards and best practices
● Participate in code reviews and contribute to the improvement of the codebase
● Debug and resolve issues in the existing codebase
● Develop and execute unit tests to ensure high code quality
● Work with DevOps engineers to ensure seamless deployment of software changes
● Monitor application performance, identify bottlenecks, and optimize systems for better scalability and efficiency
● Stay up-to-date with industry trends and emerging technologies; advocate for best practices and new ideas within the team
● Collaborate with cross-functional teams to identify and prioritize project requirements
Requirements:
● At least 4+ years of experience building scalable and reliable backend systems
● Strong expertise in NodeJS/NestJS, Express, PostgreSQL
● Experience with microservices architecture and distributed systems
● Proficiency in database design (SQL and NoSQL)
● Knowledge of cloud platforms (AWS, Azure, or GCP) and CI/CD pipelines
● Deep understanding of design patterns, data structures, and algorithms
● Hands-on experience with containerization technologies like Docker and orchestration tools like Kubernetes
● Exceptional communication and leadership skills
● Strong understanding of object-oriented programming principles and design patterns
● Familiarity with automated testing frameworks and methodologies
● Excellent problem-solving skills and attention to detail
● Strong communication skills and ability to effectively lead and maintain a collaborative team environmen
● Ready to be a tech-agnostic engineer and comfortable to shift on any tech stack (Java, Node, Python etc)
● Comfortable working with AI (Claude code, Cursor etc)
🧠 Job Description: Senior Java Developer (8+ Years Experience)
Location: Mumbai, India
Employment Type: Full-time, Hybrid mode of working
Company: Wissen Technology
Website: www.wissen.com
🚀 About Wissen Technology
Wissen Technology is a specialized technology consulting firm delivering cutting-edge solutions to global leaders in Banking & Finance, Telecom, and Healthcare. Established in 2015 and part of the Wissen Group (founded in 2000), Wissen has scaled rapidly with impressive impact and recognition.
- 🌍 Offices in US, UK, India, Australia, Mexico, and Canada
- 👥 1700+ Wissen Technology professionals; part of a 4500-strong Wissen Group
- 🏆 Great Place to Work® Certified
- 🧠 Featured as a Top 20 AI/ML Vendor (CIO Insider, 2020)
- 📈 Achieved 400% revenue growth in 5 years (with zero external funding)
- 💼 Delivered $1B+ worth of projects to 50+ Fortune 500 companies
Learn more about our work and thought leadership:
📄 Articles by Wissen | 💼 LinkedIn
About the Role
We are seeking an experienced Senior Java Developer with 8+ years of hands-on expertise in building scalable, high-performance applications. The ideal candidate will have strong fundamentals in Java, OOPS, Multithreading, Spring concepts, and SQL, and will play a key role in designing, developing, and optimizing enterprise-grade solutions.
Key Responsibilities
- Design, develop, and maintain complex applications using Core Java and Spring frameworks
- Apply advanced Object-Oriented Programming (OOPS) principles to deliver clean, modular, and reusable code
- Implement and optimize multithreaded applications for high-performance systems
- Work with SQL databases for efficient data modeling, query optimization, and integration
- Collaborate with cross-functional teams to gather requirements and translate them into technical solutions
- Conduct code reviews, troubleshoot issues, and ensure adherence to best practices
- Mentor junior developers and contribute to technical knowledge sharing within the team
- Ensure application scalability, performance tuning, and security compliance
Required Skills & Qualifications
- Bachelor’s/Master’s degree in Computer Science, Engineering, or related field
- 8+ years of professional experience in Java development
- Strong expertise in Core Java, OOPS, and Multithreading
- Hands-on experience with Spring concepts (Spring Core, Spring MVC, Spring Boot preferred)
- Proficiency in SQL and database design (MySQL, Oracle, PostgreSQL, etc.)
- Solid understanding of software development life cycle (SDLC) and Agile methodologies
- Strong analytical, problem-solving, and communication skills
🌟 Why Wissen?
Join a company that combines start-up agility with enterprise stability. Work alongside some of the brightest minds from institutions like MIT, Wharton, IITs, IIMs, and NITs. Be part of mission-critical projects for Fortune 500 giants, and grow in a culture that invests in your future.
RazerTech Consulting is mandated to hire a Technical Lead for a US based Tech Company that offers a cloud-based, AI?powered image editing and automation platform for leading brands in ecommerce, fashion, marketplaces & photo studios. The platform helps creatives and marketers produce stunningly consistent imagery and video content at scale.
Role Overview :
Were looking for a hands-on engineering lead to own the delivery of our GenAI-centric product from the backend up to the UI while integrating visual AI pipelines built by ML engineers. Youll be both a builder and a leader : writing clean Java and TypeScript/Node.js, scaling AWS-based systems, mentoring engineers, and making architectural decisions that stand the test of scale. Ideally, youre also familiar with Python for deploying ML pipelines.
(Note : This role requires both technical mastery and leadership skills - we're looking for someone who can write production code, make architectural decisions, and lead a team to success.)
What Youll Do :
- Lead development of the Java, Node.js and Python (FastAPI) backend services on AWS
- Build high-performance image processing pipelines using ImageMagick, SharpJS, and SVG manipulation
- Implement automated visual content generation using Headless Chrome and Puppeteer or similar tools.
- Deploy ML pipelines (built by the ML team) into containerized inference workflows using FastAPI, Docker, and GPU-enabled ECS EC2.
- Deploy and manage services on AWS ECS/Fargate, Lambda, API Gateway, and GPU-powered EC2
- Contribute to React/TypeScript frontend when needed to accelerate product delivery
- Work closely with the founder, product, and UX teams to translate business needs and PRDs into features that drive productmarket fit.
- Make architecture and infrastructure decisions from media processing to task queues to storage
- Own the performance and cost-optimization of our AWS platform
- Hire and mentor junior/mid engineers over time
- Drive technical planning, sprint prioritization, and trade-off decisions
Must have Skills :
- Backend Development (57 years) : Java, Node.js, TypeScript, RESTful API, Docker
- AWS Expertise (5+ years) : AWS Lambda, ECS, EC2, S3, DynamoDB, CloudWatch, IAM, roles
- Image Processing & Media Technologies : ImageMagick, SharpJS, SVG manipulation and programmatic generation, Headless Chrome, Puppeteer
- System Optimization & Middleware (35 years) : AWS cloud cost optimization, Celery, BullMQ, AWS Step Functions
- Frontend Development (23 years) : React, TypeScript, Redux, Context API, CI/CD pipelines.
- System Design & Architecture (46 years) : Event-driven architectures using queues, microservices-based systems, caching strategies (e.g., Redis, CDN edge caching)
- Leadership & Communication (23 years) : Lead engineering teams and drive project delivery
As a partial Google-acquired company, we’re proving success doesn’t come by accident.
Benison has a history of demonstrating growth by innovation. We re-invest our profits back into the initiatives for growth of our people and the company. The culture, technology innovations, customer service, our actions are aligned to our values. Our value and culture is the reason why our people stay with Benison much longer than industry standards.
Get the best from your life with Benison
Join the Benison Developer Family
Benison Technologies is filled with passionate people who lead fascinating lives. You’ll fit right in. From the amazing benefits, mentorship, growth opportunities and team bonding activities, we help you thrive while experiencing the Benison life.
Key Requirements for the Role
- Must have worked on Spring and Hibernate.
- Outstanding analytical and problem solving skills, including the ability to meet a business requirement with a technical solution.
- Excellent interpersonal, communication, presentation and writing skills.
- Ability to thrive in a dynamic, agile environment.
- Must have knowledge on working with networking projects (networking concepts).
- Engineering in Computer Science or related field
- Experience with scripting language Java Script, Shell, ANTLR, Groovy
- Knowledge of Java 8,11.
- Knowledge of Gradle.
- Working knowledge on YANG, OpenConfig
- Experience with working in Linux environment.
- Experience using tools such as Pivotal, GitHub, Jenkins is a plus.
- Understands fundamentals of agile methodologies – iterative development, SCRUM, UAT, continuous integration.
- Experience in JUNIT, Automation, network/security devices will be plus point
Type of work
Java Development
For more information you may visit *
https://benisontech.com/" target="_blank">https://benisontech.com/
Roles & Responsibilities
As a member of our fast-growing engineering team, your responsibility will be to get involved in day-to-day development operations and solve complex problems of digitization to meet the demands of business.
To be successful, you must have a self-driven mindset, go getter attitude.
The responsibilities include:
- Writing the clean quality code & Understanding functional requirements thoroughly and analyzing the requirements in the context of the product
- Envisioning the overall solution for defined functional and non-functional requirements, and being able to define technologies, patterns and frameworks
- Determining and implementing design methodologies and tool sets
- Enabling application development by coordinating requirements, schedules, and activities
- Being able to lead/support UAT and production roll outs
- Creating, understanding and validating estimated effort for given module/task, and being able to justify it
- Addressing issues promptly, responding positively to setbacks and challenges with a mindset of continuous improvement
- Giving constructive feedback to the team members and setting clear expectations
- Helping the team in troubleshooting and resolving complex bugs
- Coming up with solutions to any issue that is raised during code/design review and being able to justify the decision taken
- Carrying out POCs to make sure that suggested design/technologies meet the requirements
- Carrying out DevOps activities which includes creating Jenkins pipeline
Key Skills
Should possess hands-on full life-cycle development experience (architect, design, code, test, release) be comfortable around both front-end and back-end coding languages, client/server-side development frameworks and third-party libraries.
- Should be strong in data structures and algorithms. Solid understanding of object-oriented programming
- Work with cutting edge technologies like Java 8, Scala, React, Akka, Docker, Puppet, and Salt
- Hands-on knowledge of Spring core, MVC, JPA. Working knowledge of Spring Boot
- Should have strong hands-on on one of the JavaScript frameworks: jQuery, AngularJS, ReactJS, and Vue.js.
- Willing to working with latest Cloud and Container technologies like AWS
- Experience with both external and embedded databases. NoSQL DB experience is good to have
- Implementing unit testing using frameworks like JUnit, Mockito, etc.
- Proficient understanding of code versioning tools, such as Git
- Familiarity with Maven (Other building tools Ant and Gradle are good to have)
- Familiarity with continuous integration
- Good understanding of Agile practices
Job Description
- Participate with the senior developer in the entire application lifecycle, designing, coding, testing, debugging to deployment.
- Implementing designs and coordinating the required backend for it.
- Work on back-end development tasks and designing architecture for the
- Efficient usage of database technologies such as MySQL, MongoDB, Elasticsearch, Redis etc. as part of the dev work.
- Perform research and find opportunities to utilise web development best practices, form guidelines to improve system productivity, and work on scaling and monitoring.
- Work with cross-functional teams to maintain and make sure the product should be scalable, maintainable and secure.
- Coordinate with multiple junior team members for the development of the tasks & projects.
Requirements & Qualifications
- Bachelor's degree in Computer Science or related field.
- Experience 2 - 6
- Built an application from scratch
- Strong fundamental knowledge of any backend language such as Java, NodeJS, Spring Boot etc.
- Experience with Backend Web
- Strong computer science fundamentals.
- The ability to own end to end responsibility - right from requirement to release. Willingness and enthusiasm drive to learn new technologies
About us:-
Zupee is India's hottest Real Money Gaming Platform
With in 1 yr of start, we just had an initial team of around 30 people, these 30 were successful to bring 10 Million+ users and an overall consumer spend of 1.5 Billion USD on the platform, the journey which needed years to be covered was covered with in 1yr. As we speak today, Zupee has been profitable for almost an year now and has ended the year 2020 with a team size of 70+ and over all growth rate was mapped around 20X.
Our user base has significantly gone up and we have invested highly in technology and have got best in class tech stack, it's time to add the backend developers who can help us scale up the platform so that we can drive profitable growth and become the market leader in our space.
Backend Developer :- (3 - 12 yrs)
What You'll Need?
- Knowledge of languages (JavaScript, Python) and frameworks/systems (nodejs)
- Strong analytical skills and aptitude
- Understanding of data architecture, software design and best coding practices
- Understanding of TCP/IP networking concepts and technologies
- Ability to learn new languages and technologies
- Experience with databases (both SQL and NoSQL)
- Familiarity with Agile development methodologies
- Working knowledge of Linux
Java Elastic Search
- Java Microservices ELK stack(Elasticsearch, Logstash, Kibana, Beats, X-Pack, APM),
- Build Custom Reports
Java + NodeJS
- Java with Node.js- Microservices Development,
- Using graphql with node.js,
- Backend development with Node.JS
Java Microservices
- Working experience in Java and spring boot (microservices)
- Strong understanding of OOPs concepts
- Proficient in API design and development using RESTful services
- Knowledge and understanding of design principles behind building a scalable application
- Source code management using git
Strong experience in Core java technologies
Good experience in Restful Webservices
Good Experience in Database concepts.
Good Communication Skills & client/customer interaction experience.









