
• Experience in JSP & Servlets, Struts, Hibernate, MVC, EJB, Spring Framework, J2ME (LWUIT Lightweight user interface is added advantage),
• Android, AJAX, jQuery, Java Web services, Dynamic Reports are desirable.
• A good understanding of OOP concepts, MVC architecture, and RDBMS is desirable.
• Exposure to all phases of the Software Development Life Cycle (SDLC) is a plus. ● Web Technologies like HTML, CSS, Javascript and JQuery

About Invimatic Technologies Pvt Ltd
About
Similar jobs
Responsibilities:
- Design, develop, and maintain scalable applications using Java/Kotlin Core Concepts and Spring Boot MVC.
- Build and optimize REST APIs for seamless client-server communication.
- Develop and ensure efficient HTTP/HTTPS request-response mechanisms.
- Handle Java/Kotlin version upgrades confidently, ensuring code compatibility and leveraging the latest features.
- Solve complex business logic challenges with a methodical and innovative approach.
- Write optimized SQL queries with Postgres DB.
- Ensure code quality through adherence to design patterns (e.g., Singleton, Factory, Observer, MVC) and unit testing frameworks like JUnit.
- Integrate third-party APIs and develop large-scale systems with technical precision.
- Debug and troubleshoot production issues.
Requirements:
- 3 to 5 years of hands-on experience in Java/Kotlin Spring Boot development.
- Proven expertise in handling version upgrades for Java and Kotlin with confidence.
- Strong logical thinking and problem-solving skills, especially in implementing complex algorithms.
- Proficiency with Git, JIRA, and managing software package versions.
- Familiarity with SaaS-based products, XML parsing/generation, and generating PDFs, XLS, CSVs using Spring Boot.
- Strong understanding of JPA, Hibernate, and core Java concepts (OOP).
Skills (Good to Have):
- Exposure to Docker, Redis, and Elasticsearch.
- Knowledge of transaction management and solving computational problems.
- Eagerness to explore new technologies.
Role & Responsibilities:
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Handle multiple products/modules simultaneously, lead the team in development and support
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Lead development teams
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Daily updates to customers and Product Managers/Delivery Managers
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Participate in design discussions
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Design and Architect small modules
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Effort estimations for modules, subsystems or use cases.
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Learn new skills and mentor the new team members
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Champion best practices within the team, including code reviews
Work Experience & Skills:
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B.E/B.Tech or any relevant Masters degree from reputed college.
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Strong 5+ years of experience in Java, J2EE, Spring IOC, Spring Annotations, Spring, JDBC, Jquery, Java script, HTML 5 and CSS
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Strong experience in Postgres or any SQL technology
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Experience with working on Tomcat, Apache, JBoss or any similar application server
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Should have 3+ years of experience in leading team.
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Good experience in JSON / RESTful API / Web Services.
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Experience in working on Agile methodology using Scrum and sprints
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Experience in using build tools, Maven, GIT, Bugzilla or similar tools.
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Experience in cloud technologies, Microservices and frameworks such as AWS or GPC,
container technologies like Docker is a plus.
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Ability to adapt to new development environments, changing business requirements and learning new systems highly desired
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Experience in Microservices, SpringBoot and Angular is a plus.
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Experience with tuning deployed applications for scalability and performance.
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Good knowledge of deployment and scripting on Linux/Unix servers
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Strong technical documentation skills.
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Good oral and written communication skills
- Bachelor's degree in Computer Science, Software Engineering, or a related technical discipline
- 2-7 Years of Experience
- Expertise in software design and development
- Proficiency with at least one Object Oriented language (e.g. Java)
- Have knowledge about Computer Science fundamentals in object-oriented design, data structures, algorithm design, problem-solving, and complexity analysis
- A strong track record of project delivery for large, cross-functional projects
- Experience with building high-performance, highly available and scalable distributed systems
- Experience with API Design, ability to architect and implement an intuitive customer and third-party integration story
- Ability to think and analyse both breadthwise (client, server, DB, control flow) and depth-wise (threads, sessions, space-time complexity) while designing and implementing services
Technical Requirement:
- At least 5 years of experience in Java, J2EE technologies.
- Expertise in doing development using Java, Spring Boot, Spring modules (Spring Security, Spring MVC, Spring Data JPA, etc.), Hibernate, Web Services
- Worked on REST web services.
- Worked on application server : Tomcat
- Worked on Eclipse IDE
- Knowledge of Swagger, Postman
- Worked on Database like MySQL
- Worked on Git, Maven, CI/CD pipelines
- Good to have knowledge of using Docker and Mongo DB


Esper is looking for a software engineer to transform the customer experience
for developers and engineering teams using the platform of services to deploy
and build out their device fleets. You and your team will own services that will
enable customers to develop and customize their development process, along
with easing their use of Continuous Integration techniques for their software. We
need a leader that is experienced in delivering scalable multi-region fault tolerant
systems, is passionate about the developer tools space, is excited to have
software developers as their customers, and is obsessed about creating
compelling customer experiences.
In this role you will contribute to a critical and highly-visible function within the
Esper business. You will be given the opportunity to autonomously deliver the
technical direction of the service, and the feature roadmap. You will work with
extraordinary talent and have the opportunity to hire and shape the team to best
execute on the product. If you’re excited to have a large impact on Esper and the
device industry, you’ll find this role to be engaging, challenging, and full of
opportunities to learn and grow.
Key Responsibilities
Help drive business decisions with your technical input
Design, implement, test, deploy and maintain innovative software
solutions to transform service performance, durability, cost, and
security.
Use software engineering best practices to ensure a high standard of
quality for all of the team deliverables
Write high quality distributed system software
Work in an agile, startup-like development environment, where you are always working on the most important stuff.
Basic Qualifications
2 -4 years of professional software development experience
You’ve designed, built, scaled and maintained production services, and know how to compose a service oriented architecture.
Degree or foreign equivalent in Computer Science, Engineering, Mathematics, or a related field.
You write high quality, well tested code to meet the needs of your customers
You are comfortable with programming languages like Go, Python, Java
You’ve good understanding of databases system like Postgres. Extensive Knowledge about Postgres is a big plus.
You’ve have worked with Docker, Kubernetes and have fundamental understanding of distributed systems like Kafka, Elasticsearch
Preferred Qualifications
Experience taking a lead role developing complex software systems that have successfully been delivered to customers.
Experience in communicating with users, other technical teams and senior management to collect requirements, describe software product features, technical designs and product strategy.
Knowledge of professional software engineering practices & best practices for full software development life cycle, including coding standards, code reviews, source control management, continuous deployments, testing and operations
Demonstrated ability to mentor junior software engineers in all aspects of their engineering skill-sets.
What we think makes us special
Esper is a fast-growing, well-funded company where everyone matters and you can see your impact daily. We trust our teammates and offer intense ownership and therefore accountability. We’re inventing the future and building something special. The team really enjoys what we do and cares about your input. We don’t hire just to fill a spot, we want you to make a difference.
As you help us build this special company, Esper will take care of you. We offer flexible vacation, regular hack-days, competitive pay and benefits, and room for advancement. We hire capable veterans so we avoid the drama and trust in each other’s work. Our worldwide footprint mixes different cultures for a unique experience. We also like to have fun because we play just as hard as we work.



- We're looking for an Engineering Lead - who can lead our team of engineers to build, scale and expand our digital infrastructure. From our frontend to backend, to our intuitive user interface - as the Engineering Lead - you will lead it all.
- You will have the opportunity to spearhead the architecture development of, build and maintain multiple cloud-based applications.
- You will report directly to the CTO and partner closely with teams across product and design. You will learn new skills yourself, such as cloud orchestration and product design, and also contribute to the continued skill-development of the team.
Responsibilities :
- Lead our engineering team, developing the capabilities of the team through hiring, mentoring, and hands-on management to build a world class engineering team and culture.
- Guide, strategize and prioritize the engineering efforts based on the company strategy for our in-market product as well as lead the end to end development of our new mobile app.
- Define the requirements of the product efforts, provide estimates for solutions, and manage the scope and delivery against commercial milestones during the life-cycle of the product efforts.
- Manage the engineering architecture and lead the DevOps processes while actively seeking opportunities for innovation and creative problem solving.
- Lead implementation of processes and supporting tools as per the evolving needs of the organization.
Required skills/abilities :
- Proven experience leading all aspects of web or mobile apps, from definition to operations, and can guide our product through scale and avoid common pitfalls.
- 4-6 years of experience as a full-stack engineer with in-depth knowledge of modern tech stacks and cloud infrastructure.
- Firm knowledge of scalable backend architecture, DevOps and scaling applications infrastructure for web and mobile applications from 1000 users to 1,00,000 users.
- At least 3 years of people management experience with leadership qualities, preferably at an early stage startup.
- Advanced knowledge of Project Management, Strategic Planning, and Agile/Scrum Methodology.
- Ability to deal with high pressure situations in a fast paced environment and meet targets without compromising the quality of the deliverables.
- Excellent organizational and communication skills, especially for a remote first work environment.
- Extensive experience in developing Java EE application
- Hands-on experience working with Spring, Spring Boot
- In-depth knowledge of relational and NoSQL databases.
- Experience working with Java Web Services, RESTful services
- Experience using Redis, Memcached or any other caching system
- Experience working with message brokers– preferably RabbitMQ
- Experience with infrastructure automation technologies like Docker, Kubernetes.
- Experience with build automation technologies like Maven, Gradle.
ColorTokens - Java Developer
Location: Bangalore
Years of Experience : 4 to 9 years
ColorTokens is a Silicon Valley company located in Santa Clara that is redefining Enterprise and Cloud Security. We are a product company in the Network and Cyber Security space. We are building a product team in India that rivals the best minds in the world and deliver products that are Novel, Refreshing and Insightful (NRI).
It is backed by legendary investors and advisors who have helped structure the IT industry over last 30+ years. ColorTokens core team represents deep industry experience across hardware, software and cloud technologies.
An enterprise class technology takes time bring to market. During this time, we do not want to expose our product and approach to competitors, experts, analysts and the world at large. Our mission is to deliver the next generation Cyber Security platform. Do you want to participate in this paradigm shift?
Who You Are
u Someone with a zeal to contribute to the success of the company as a individual contributor
u Good problem solving skill
u A proactive, self driven individual with a passion for innovation
u A ethical professional with a dedication and determination to make game changing impact on our product
Eligibility Criteria :
u At least 4+ years industry experience in Java
u Good in Data Structures and algorithms
Exposure and flair expected:
u Familiar with various design and architectural patterns
u Knack for writing clean, readable code
u Ability to drive high standards of product quality

