
Responsibilities:
• Design, develop, and maintain web applications using Java and React JS.
• Collaborate with cross-functional teams to define, design, and ship new features.
• Ensure the performance, quality, and responsiveness of applications.
• Identify and correct bottlenecks and fix bugs.
• Maintain code integrity and organization.
• Build reusable components and front-end libraries for future use.
• Translate designs and wireframes into high-quality code.
• Optimize components for maximum performance across a vast array of web-capable devices and browsers.
• Participate in team meetings and discussions to understand user needs and functionalities.
• Perform code reviews and improve and maintain code quality.
• Work closely with product management and back-end developers to integrate user-facing elements with server-side logic.
• Keep up-to-date with the latest industry trends and technologies to ensure applications are current and competitive.
Requirements:
• Strong proficiency in Java.
• Familiarity with RESTful APIs and web services.
• Good project management skills.
• Strong communication and teamwork abilities.

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Wissen Technology is now hiring for a Java Developer - Bangalore with hands-on experience in Core Java, algorithms, data structures, multithreading and SQL. We are solving complex technical problems in the industry and need talented software engineers to join our mission and be a part of a global software development team. A brilliant opportunity to become a part of a highly motivated and expert team which has made a mark as a high-end technical consulting.
Experience: 4-8 years
Required Skills:
- Experience in Core Java and Spring Boot.
- Extensive experience in developing enterprise-scale applications and systems. Should possess good architectural knowledge and be aware of enterprise application design patterns.
- Should have the ability to analyze, design, develop and test complex, low-latency client- facing applications.
- Good development experience with RDBMS.
- Good knowledge of multi-threading and high-performance server-side development.
- Basic working knowledge of Unix/Linux.
- Excellent problem solving and coding skills.
- Strong interpersonal, communication and analytical skills.
- Should have the ability to express their design ideas and thoughts.
- Develop, enhance, and maintain Java-based applications using Spring Boot and related frameworks.
- Design, implement, and optimize Microservices with RESTful APIs.
- Build and manage Spring Batch jobs, including scheduling, chunk processing, partitioning, and error handling.
- Apply object-oriented design (OOD) and GoF design patterns (Factory, Singleton, Strategy, Observer, etc.).
- Write clean, maintainable, and scalable code following best coding standards.
- Integrate applications with databases (SQL/NoSQL) and messaging systems (Kafka/RabbitMQ).
- Participate in code reviews, technical discussions, and architectural decisions.
- Troubleshoot production issues and ensure application performance, scalability, and reliability.
- Work in an Agile/Scrum environment and collaborate with cross-functional teams.
Technical Skills Required
- ** Core Java 8+**, OOP, Collections, Multithreading
- ** Spring Boot**, Spring MVC, Spring Data JPA
- ** Spring Batch** (Job/Step configuration, Tasklets, Readers/Writers, partitioning)
- ** Microservices** (REST, API Gateway, service discovery, resilience patterns)
- ** Design Patterns** (Factory, Singleton, Adapter, Strategy, Builder, Observer, etc.)
- ** Databases:** MySQL/PostgreSQL/Oracle, MongoDB (optional)
- ** Messaging:** Kafka / RabbitMQ (preferred)
- ** Build tools:** Maven/Gradle
- ** CI/CD:** Jenkins, GitLab CI, or similar
- ** Cloud:** AWS / Azure / GCP (optional but preferred)
- ** Testing:** JUnit, Mockito
Required Skills:
- 4+ years of experience designing, developing, and implementing enterprise-level, n-tier, software solutions.
- Proficiency with Microsoft C# is a must.
- In-depth experience with .NET framework and .NET Core.
- Knowledge of OOP, server technologies, and SOA is a must. 3+ Years Micro-service experience .
- Relevant experience with database design and SQL (Postgres is preferred).
- Experience with ORM tooling.
- Experience delivering software that is correct, stable, and security compliant.
- Basic understanding of common cloud platform. (Good to have)
- Financial services experience is strongly preferred.
- Thorough understanding of XML/JSON and related technologies.
- Thorough understanding of unit, integration, and performance testing for APIs.
- Entrepreneurial spirit. You are self-directed, innovative, and biased towards action. You love to build new things and thrive in fast-paced environments.
- Excellent communication and interpersonal skills, with an emphasis on strong writing and analytical problem-solving.
Looking for candidates only with tier 1 colleges OR have experience in a product-based company.
Desired Skills :
● Experience with data modeling and SQL/NoSQL databases
● Experience with distributed systems and microservices
● Good experience in working with any of Java/SpringBoot, GoLang or NodeJS
● Excellent problem solving and debugging skills
● Passionate about the experience of software engineering as much as the output
● A strong sense of ownership
● Ability to communicate your ideas and approach to solving problems with clarity
- 3+ year of experience in Development in JAVA technology.
- Strong Java Basics
- SpringBoot or Spring MVC
- Hands on experience on Relationl Databases (SQL query or Hibernate) + Mongo (JSON parsing)
- Proficient in REST API development
- Messaging Queue (RabitMQ or Kafka)
- Microservices
- Any Caching Mechanism
- Good at problem solving
Good to Have Skills:
- 3+ years of experience in using Java/J2EE tech stacks
- Good understanding of data structures and algorithms.
- Excellent analytical and problem solving skills.
- Ability to work in a fast paced internet start-up environment.
- Experience in technical mentorship/coaching is highly desirable.
- Understanding of AI/ML algorithms is a plus.
Looking for someone with 6+ years of exp and has worked on scalable systems and has good understanding of architecting systems with Redis, Elasticsearch and Kafka.
We are looking for a Senior Java Developer with good product development experience to join our founding engineering team.
👋 Hi! We are Threado
At Threado, we are building the future of community experience for businesses. Community-led growth is the most sustainable way to build businesses and we want to help drive this shift in the years to come. We are a seed stage product-led startup building the best-in-class community management platform for community professionals across the globe.
Threado was founded by Pramod Rao and Abhishek Nalin. Prior to Threado, Pramod was a founding team member and VP, Marketing at Zomato. He comes with a decade of experience in community building and user growth. Abhishek was the Director of Engineering at BillTrim and CTO at Smart Audit. He has years of experience in engineering design, architecture and building SaaS products.
⛰Welcome to ground zero!
"The journey of a thousand miles begins with one step." - Lao Tzu
You'll be joining us at the early stages of our journey. We are a small, fun and passionate team with an ambition to build the next generation of community infrastructure. If you love technology, enabling engaging social experiences, and are interested in building a product for the global market, you are one of us. Join us in the journey ahead!
🛠What can you expect at Threado?
You'll be involved in:
- Shaping the APIs integrations marketplace and designing and developing solutions on top of APIs.
- Taking a business problem, coming up with solutions, leading the technical design and implementation of the solution.
- Writing clean, maintainable and reusable code along with test cases.
- Mentoring junior developers.
🥷 We are looking for:
- Proficient with Java. Good understanding of Spring framework.
- Good understanding of SQL (MySQL or PostgreSQL). Experience with No-SQL (Cassandra, MongoDB, DynamoDB) will be a plus.
- Experience in server-side services using Redis, Elasticsearch, Kafka will be a plus. Working experience of Microservices would be a plus.
- Experience with AWS stack. Experience with CI/CD processes.
- Good written and verbal communication skills with the ability to present complex technical information clearly and concisely to a variety of audiences.
- Bachelor's Degree in Computer Science or related field with 4+ years of experience in software development.
💭 Parting thoughts on why Threado:
- Opportunity to join a small passionate team in the early days of building a global SaaS business out of India
- Take the path less traveled, have fun building and enjoy the learning journey
1. Work experience between 3 years to 9 years in building large scale high user traffic consumer facing applications with desire to work in a fast paced startup.
2. Knowledge on reactive and asynchronous programming is preferable. If you have worked with coroutines, goroutines, high concurrency or optimized number of threads for processing on your backend server you could be a good fit.
3. Extremely proficient at writing performant, scalable and production ready code in Kotlin, Java (8 or above, comfortable with concepts like lambda, streams, multithreading etc), Elixir, Rust, or Golang. Should be familiar with static code analysis, code coverage and code reviews.
4. Experience with NoSQL DBs like MongoDB, Cassandra, Redis or Aerospike is required. Knowledge of graph DBs like Neo4j is preferred.
5. Strong in algorithms, problem solving and data structures.
6. Knowledge of TDD and experience with building applications integrated with CI-CD pipelines (automated build, tests and deployments).
7. Exposure to micro-services with good understanding of containers, kubernetes, logging, alerting and monitoring. Inter services communication. Should know how to handle multiple versions of APIs.
- Owns team's output and E2E definition and execution of SDLC. Drives sprint planning, estimates & prioritizes tasks, Keeps key stakeholders updated on progress, milestones, and any potential slippages.
- Identifies pitfalls across codebases proactively. Writes model code that is looked up to. Understands internals of programming languages & runtimes. Creates common reusable components/libraries- Uses advanced data structures.
- Designs API contracts between large systems with end-to-end service design and active leadership towards long-term sustainability including versioning, complex migration plans, impact analysis across products.
- Owns NFRs and pushes the envelope on performance, scalability, and high availability with cognizance towards the cost of infra. Drives tech stack selection independently, mentors junior engineers. Evangelises of generic platform building across the organization.
- Troubleshoots unseen issues across codebases. Solves large end-to-end cross-cutting problems with elegant solutions with an eye on long-term sustainability.
- Partners with and influences product managers on “how”. Leads the pack on hiring and evangelizes steeper hiring standards towards building an A+ team. Represents company on external platforms/conferences.
Qualifications:
- Bachelor's Degree in Computer Science or similar discipline
- 7+ years relevant work experience in software engineering while leading teams.
- Proficiency in more than one modern programming language such as Python (preferred) associated tech stack to write maintainable, scalable, unit-tested code
- Experience in building complex software systems that have been successfully delivered
- Should be strong with System Design and Database designing
- Deep understanding of design patterns, optimizations, deployments with Strong object-oriented design skills
- Experience mentoring other software engineers.
- Experience with full life cycle development in any programming language
●Work closely with Principal Engineers to design, implement and deploy applications that impact
Rupeek’s business with an emphasis on Mobile, Payments, Core Platform and Analytics.
●Drive the architecture and design of large-scale, multi-tiered, distributed software applications, tools,
systems and services using object-oriented design, distributed programming, Java and C/C++.
●Gather business and functional requirements from external and/or internal customers and end-users,
and translate requirements into technical specifications to build robust, scalable, supportable solutions
that work well between a range of complex systems.
●Serve as technical lead throughout the full development lifecycle, end-to-end, from scoping, planning,
conception, design, implementation and testing, to documentation, delivery and maintenance.
●Provide design reviews for other engineers, including feedback on architecture and design issues, as
well as integration, performance and scalability.
●Manage engineers on multiple technical projects and ensure schedules, milestones, and priorities are
compatible with technology and business goals.










