
We are looking for an experienced Java Developer with strong proficiency in Kafka and MongoDB to join our dynamic team. The ideal candidate will have a solid background in designing and developing high-performance, scalable, and reliable applications in a microservices architecture. You will be responsible for building real-time data processing systems, integrating various services, and ensuring smooth data flow across systems.
Key Responsibilities:
- Design, develop, and maintain scalable Java applications with a focus on performance and reliability.
- Build and maintain Kafka-based real-time data pipelines for handling high-volume, low-latency data.
- Work with MongoDB to design and optimize database schemas and queries for high throughput and availability.
- Collaborate with cross-functional teams to define, design, and implement new features and improvements.
- Troubleshoot and resolve issues related to system performance, scalability, and reliability.
- Ensure software quality through best practices, including testing, code reviews, and continuous integration.
- Implement and maintain security best practices in both code and data handling.
- Participate in agile development cycles, including sprint planning, daily standups, and retrospectives.
Required Skills & Qualifications:
- 7+ years of experience in Java development, with a strong understanding of core Java concepts (J2EE, multithreading, etc.).
- Hands-on experience with Apache Kafka, including setting up brokers, producers, consumers, and understanding Kafka Streams.
- Proficient in working with MongoDB for designing efficient data models, indexing, and optimizing queries.
- Experience with microservices architecture and RESTful APIs.
- Familiarity with containerization technologies like Docker and orchestration tools like Kubernetes is a plus.
- Strong understanding of distributed systems, message-driven architectures, and event streaming.
- Familiarity with version control systems like Git.
- Excellent problem-solving skills, with the ability to debug and optimize code for high-performance systems.
- Experience with CI/CD pipelines and automated testing.

About Wissen Technology
About
The Wissen Group was founded in the year 2000. Wissen Technology, a part of Wissen Group, was established in the year 2015. Wissen Technology is a specialized technology company that delivers high-end consulting for organizations in the Banking & Finance, Telecom, and Healthcare domains.
With offices in US, India, UK, Australia, Mexico, and Canada, we offer an array of services including Application Development, Artificial Intelligence & Machine Learning, Big Data & Analytics, Visualization & Business Intelligence, Robotic Process Automation, Cloud, Mobility, Agile & DevOps, Quality Assurance & Test Automation.
Leveraging our multi-site operations in the USA and India and availability of world-class infrastructure, we offer a combination of on-site, off-site and offshore service models. Our technical competencies, proactive management approach, proven methodologies, committed support and the ability to quickly react to urgent needs make us a valued partner for any kind of Digital Enablement Services, Managed Services, or Business Services.
We believe that the technology and thought leadership that we command in the industry is the direct result of the kind of people we have been able to attract, to form this organization (you are one of them!).
Our workforce consists of 1000+ highly skilled professionals, with leadership and senior management executives who have graduated from Ivy League Universities like MIT, Wharton, IITs, IIMs, and BITS and with rich work experience in some of the biggest companies in the world.
Wissen Technology has been certified as a Great Place to Work®. The technology and thought leadership that the company commands in the industry is the direct result of the kind of people Wissen has been able to attract. Wissen is committed to providing them the best possible opportunities and careers, which extends to providing the best possible experience and value to our clients.
Connect with the team
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At https://www.holofy.io/">Holofy, We are building an incredible product and to do that we need incredible people.
If you have ambition and drive and want to own your roadmap in a company that knows how to innovate and scale, we want to talk to you.
We work in small, self-managing, collaborative and agile/Kanban teams and are looking for great technology developers who can work in the same.
Location - Remote/WFH
Pre-requisites:
If you are applying or referring somebody to this role, these are the must-haves attributes:
- 5+ years of extensive Backend Development experience using Nodejs/ MERN Stack.
- Experience working in Agile teams.
- Be able to write solid and delicate code within the following: NodeJS with Javascript and Typescript including the translation between the two.Expert knowledge of Express.
- NoSQL systems such as MongoDB or DocumentDB and Working knowledge of AWS.
- Past experience building and troubleshooting large scale cloud-based management systems.
- Strong experience with the creation of RESTful services and API's We are a forward thinking team who are always looking to improve ourselves and our product. Along with experience with API testing frameworks.
We are a forward thinking team who are always looking to improve ourselves and our product.It would be great for you to have some knowledge or experience in the following technologies. If not, there will be plenty of opportunity to learn these new things and more whilst at Holofy.
- Knowledge of kafka, elasticsearch, or RabbitMQ
- Experience with GraphQL
- An understanding of cloud-native systems such as docker
- DevOps Knowledge
Responsibilities:
- Maintain high standards of software quality within the team by establishing good coding practices and habits
- Research and evaluate a variety of software products
- Ability to manage and organize a team of technical staff
- Develop a strategy that the team will use to reach its goal
- Provide timely training to team members on the latest technology
What else we can offer:
- Limitless growth and encouragement to be innovative and challenge status quo.
- Exceptional compensation & benefits and performance-based recognition & rewards.
- Open door policy and flexible working hours and Medical coverage
Responsibilities:
Design, develop and maintain software applications using Java programming language
Write well-designed, testable, efficient code
Collaborate with cross-functional teams to identify, prioritize and execute tasks in a timely manner
Troubleshoot and debug software issues
Ensure software quality by performing thorough testing and code reviews
Keep up-to-date with new technologies and programming languages
Participate in the full software development lifecycle, including planning, designing, coding, testing, and deploying software
Document software development processes, procedures and code changes
Provide technical guidance to team members
Requirements:
Bachelor's degree in Computer Science or related field
Minimum of 3 years of experience in Java development
Strong knowledge of Java programming language and related frameworks (Spring, Hibernate, etc.)
Proficient in using development tools (Eclipse, IntelliJ IDEA, etc.)
Experience with relational databases (Oracle, MySQL, etc.)
Familiarity with software development methodologies (Agile, Scrum, etc.)
Excellent problem-solving and analytical skills
Strong communication and teamwork skills
Preferred Qualifications:
Master's degree in Computer Science or related field
Experience with microservices architecture
Familiarity with front-end technologies (HTML, CSS, JavaScript, etc.)
Knowledge of cloud computing platforms (AWS, Azure, etc.)
Experience with DevOps practices and tools (Jenkins, Docker, Kubernetes, etc.)
Technical specifications/Skill Set:
- Minimum of 5+ years of significant experience in application development.
- Proficient with software development lifecycle (SDLC) methodologies like Agile, Test- driven development
- Knowledge of system architecture, object-oriented design, and design patterns.
- Required technical skills: Strong Core Java, J2EE, Spring boot, Akka, API development & distributed application development experience.
- Desirable technical skills: Micro-services pattern, Kafka, Knative Eventing, Camel-K, Container Technologies like Docker, Kubernetes, NoSql preferably Cassandra.
- Experience working with high volume data and computationally intensive system.
- Domain knowledge in Financial Industry and Capital Markets is a plus.
- Excellent communication skills are essential, with strong verbal and writing proficiencies.
Hiring Java Developers across hierarchical level for Datametica Solutions Pvt. Ltd.
Designation: Developer / Lead / Architect - JAVA
Experience - 4+ Years
Work Location - Pune
Responsibilities:
- Own, drive and evolve product systems/subsystems
- Develop, architect highly scalable, highly available, reliable, secure and fault-tolerant systems with minimal guidance
- Suggest new architectural elements to improve the existing architecture
- Design and implement low latency RESTful services; Define API contracts between services; Version APIs and make them backward compatible
- Translate business requirements into scalable and extensible design
- Create platforms, reusable libraries and utilities wherever applicable
- Continuously refactor applications to ensure high-quality design
- Choose the right technology stack for the product systems/subsystems
- Write high-quality code that are modular, functional and testable; Establish the best coding practices
- Formally mentor junior engineers on design, coding and troubleshooting
- Plan projects using agile methodologies and ensure timely delivery
- Work with automation engineers to automate end-end flows and non-functional requirements
- Troubleshoot issues effectively in a distributed architecture
- Communicate, collaborate and work effectively in a global environment
- Operationalize releases by partnering with Tech operations on capacity planning and operability of the product.
Skills Required:
- Proficient in JVM based language(like Java, Groovy), J2EE technology stack
- Expertise in API design and development
- Experience in dealing with a large dataset
- Strong in Data Structure, collections, algorithms, multithreading, etc
- Practicing the coding standards (clean code, design patterns, etc)
- Very strong object-oriented design skills, awareness of design patterns and architectural patterns
- Performance tuning and Troubleshooting memory issues, GC tuning, resource leaks, etc.
- Strong problem-solving skills, algorithmic skills and data structures
- Experience in agile methodologies like Scrum
- Good understanding of branching, build, deployment, continuous integration methodologies
- Experience in leading a team (min 5)and mentoring engineers
- Attitude to getting Stuff Done!
- Ability to make decisions independently.
Interested candidate must shoot up their resume immediately.
Note: Candidates who are immediately available or have a notice period of 30 to 45 Days are highly preferred.
Job Description
Fresher
About Acuver
Acuver’s end-to-end service offering provides industry and technology expertise to our customers in Retail, CG & Logistics domains. Our solutions enable our clients to drive business agility, gain competitive advantage, digitally transform their organization and provide seamless customer experience at optimized cost efficiencies. We have served large IT conglomerates, Fortune 500 companies, across the globe in multiple geographies.
Acuver Consulting is looking for young, energetic and eager to learn Fresher Graduates with knowledge on Java.
Must to have skills
- Graduate degree in B.Tech/MS/M.Tech/MCA/B.E.
- Willing to learn new technologies & work with cross functional teams.
- Excellent communication skills and the ability to generate and communicate meaningful development metrics.
- Very strong problem-solving aptitude and ability to delve into multifaceted pieces of knowledge.
- Decent programming experience in one or more of these programming languages widely used in open source community projects such as Java/ Core Java/ Javascript.
Good to have Skills
- Decent programming exposure in Data Structures, Algorithms.
- Some exposure to open-source projects within Kubernetes/any other communities such as Knative, Operators, Fluentd, Prometheus, Elasticsearch etc.
- Knowledge on cloud platforms (AWS/GCP/Azure).
- Knowledge on design, development, microservices, SQL/NoSQL would be Plus.
- Knowledge on ecommerce/retail/supply Chain/SaaS/PaaS would be Plus.
The primary responsibilities include:
- Responsible for the overall software development lifecycle.
- Management and execution against project plans and delivery commitments
- Drive effective, mature Agile practices and continuous execution improvements within your teams.
- Manage stakeholder planning and communications ensuring key outcomes
- Recruit, coach, and mentor the best engineering and management talent
- Build, coach, and manage a strong team of engineers that set the standard and can up-level the overall talent of the extended organization.
- Provide a strong understanding of native mobile developer platforms and bring broad thought leadership to the next generation mobile developer experience.
- Anticipate and aggressively remove obstacles that slow down or prevent products and programs from delivering on product and program objectives.
- Balance urgent and effective action, commitment to excellence, and taking the initiative to resolve problems; holds internal stakeholders accountable where appropriate.
REQUIRED
- 8+ years of industry experience with 2+ years of senior leadership experience.
- Solid track record of over-achieving engineering and platform delivery and scaling targets in high volume, innovative and fast-paced high-pressure environment; proven results in delivery on platform product.
- Deep understanding of one or more of Java/Python/Scala. Ability to understand and critique the core library/language constructs with skilled knowledge on UI technologies like Angular 2+, React, D3.JS
- Working experience with Agile methodologies and durable team concepts.
- Knowledge in DevOps practices and tools.
- Knowledge in Cloud Technologies, CI/CD, Jenkins, Testing methodologies is preferred.
- Experience in server-side services using ElasticSearch, Kafka
- A strong track record of project delivery for large, cross-functional, projects and bringing in and growing engineering talent
- Excellent written and verbal communication skills with the ability to present complex technical information clearly and concisely to a variety of audiences.
Job Description
Apply only if you have experience in data structure and algorithms. (Data structure and algorithms based questions is a part of the interview)
Experience: 3 + years
Location: Bangalore
Notice Period: Immediate to 20 days
Working: currently WFH
Skills: Core Java developer, hashmap, linked list, array, spring, hibernate, OOPS
Please mention the IT skills worked on.
About Hop:
We are a London, UK based FinTech startup with a subsidiary in India. Hop is working towards building the next generation digital banking platform for seamless and economical currency exchange, with technology at the crux of it. In a technology driven era, many financial services platforms still lack the customer experience and are cumbersome to use. Hop aims at building a ‘state of the art’ tech-centric, customer focused solution.
moneyHOP is India’s first cross-border neo-bank providing millennials the ability to ‘Send’ & ‘Spend’ conveniently and economically across the globe using HOPRemit (An online remittance portal) and HOP app + Card (A multi-currency bank account).
This position is a crucially important position in the firm and the person hired will have the liberty to drive the product and provide direction in line with business needs.
About Individual
Looking for an enthusiastic individual who is passionate about technology and has worked with either a start-up or a blue-chip firm in the past.
The candidate needs to be a multi-tasker, highly self-motivated, self-starter and have the ability to work in a high stress environment. He/she should be tech savvy and willing to embrace new technology comfortably.
Ideally, the candidate should have experience working with the technology stack in the scalable and high growth mobile application software.
General Skills
- 1-2 years of experience in backend development.
- Bachelor's degree in Computer Science, Information Science, or equivalent practical experience.
- Exposure to Behaviour Driven Development and experience in programming and testing.
- Excellent verbal and written communication skills.
- Good time management and organizational skills.
- Dependability
- Accountability and Ownership
- Right attitude and growth mindset
- Trust-worthiness
- Ability to embrace new technologies
- Ability to get work done
- Has good code reviewing skills for conformance.
- Has good software testing skills and good code writing skills.
Technical Skills
- Exposure with back-end programming languages with hands on JAVA, Node JS etc along with Spring framework.
- Database administration and management of a hosting environment such as AWS.
- Sound understanding of relational and non-relational DB systems such as MySQL, Post-gres, MongoDB etc.
- Has experience dealing with JIRA (issue tracking tools), Confluence (knowledge management) tools.
- Experience with building and maintaining microservices.
- Experience with building and integrating the core system with external APIS.
- Good to have: Domain knowledge in the BFSI tech stack.
- Has handled scalability and worked on backend security protocols.
- Has worked on both mobile and web development.
- Has experience and inclination to work on architectural design and review.
Day-to-Day Responsibilities
- Contribute in all phases of the software development life cycle.
- Partake in software and architectural development activities.
- Conduct software analysis, programming, unit-testing and debugging.
- Transforming requirements into functional modules.
- Recommend changes to improve established application processes.
- Work quickly with a clear bias towards actions and continuous development.
- Participate in regular code reviews of peers and be open to pairing when necessary.
1. Work completely independently in the end to end system/solution.
2. Quality focused developer, uses best practices of design, coding and
testing within the team.
3. A good problem solver, able to analyse technical issues in a production
environment.
4. Take initiatives and provide innovative ideas/suggestions to Senior
Developers, Technical Leaders, Product Manager to improve overall
product/solution.
5. Maintain a highly positive attitude and conducive working environment
at all times for the team members and peers.
6. Always keep himself/herself updated about technology advancements,
new trends. Share the knowledge with team members regularly.
Candidate Attributes
1. Expertise in Node.js, Javascript, Express.js, Mysql, MongoDB, GraphQL
2. Should be able to understand the requirements and implement them
independently. Knowledge of the Agile methodology for Software
Development Good understanding of the software development life
cycle.
3. Strong analytical skills, excellent problem solver and self-starter
4. Working experience in Linux development environment
5. Analyze the current implementations and enhance them with Strong
Debugging and Analytical skills
6. Willingness to innovate, explore new ideas and acquire new skills and
knowledge
7. Attention to detail and a commitment to excellence.
- Exp- 3+ yrs
- Must be very good in Java- 2.5+ yrs
- At least 1 yr of working experience in any one DB of Neo4j, Cassandra, Elastic Search
- Should have good devops working knowledge - Knowledge of AWS, Ansibleetc is a necessity
- Experience in TDD/BDD is required
- Minimum 1 yr working experience in Samza& Kafka.
- Knowledge of Azure is added advantage
- Understanding of AKKA and Play framework

