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Job Title: Java Backend Developer
Experience: ~3-6 years (Mid-to-Senior)
Employment Type: Full-time, Permanent
Location : Bangalore
Role Overview
As a Java Backend Developer, you’ll be responsible for designing, developing, and maintaining scalable backend systems and microservices. You’ll work with cross-functional teams to build high-performance distributed services, APIs, and data-driven applications that power business solutions.
Key Responsibilities
- Design and implement microservices and backend components using Java (8+) and Spring Boot.
- Build and consume RESTful APIs and integrate with internal/external services.
- Work with event-driven systems and messaging using Apache Kafka (producers/consumers).
- Develop and optimize databases, including SQL (e.g., MySQL/PostgreSQL) and NoSQL (e.g., MongoDB/Cassandra).
- Participate in CI/CD pipelines, automated builds, and deployments using tools like Git, Maven, Jenkins.
- Ensure code quality through unit and integration testing, documentation, and code reviews.
- Collaborate with frontend developers, QA, DevOps, and product teams following Agile methodologies.
Required Skills & Qualifications
- Bachelor’s degree in Computer Science, Information Technology, or related field.
- Proven hands-on experience with Core Java and Spring Boot development.
- Strong understanding of microservices architecture, REST APIs, and distributed systems.
- Experience with message queues/event streaming (Apache Kafka).
- Skilled in relational and NoSQL databases and writing optimized queries.
- Comfortable with CI/CD tools (e.g., Git, Maven, Jenkins) and version control.
- Good problem-solving, debugging, and collaboration skills.
Preferred / Nice-to-Have
- Cloud platform experience (AWS / Azure / GCP).
- Familiarity with containerization (Docker) and orchestration (Kubernetes).
- Knowledge of performance tuning, caching strategies, observability (metrics/logging).
- Agile/Scrum development experience.
Job Responsibilities:
* Design, build, and maintain efficient, reusable, and reliable Java code
* Ensure the best possible performance, quality, and responsiveness of the applications
* Identify bottlenecks and bugs, and devise solutions to these problems
* Help maintain code quality, organization, and automatization
* Prepare the technical design of complex technology components
Mandatory Skills:
* Proficient in Java (JDK 1.7) or above JDK 8 preferable, with a good knowledge of its ecosystems with a knack for writing clean, readable Java code, writing reusable Java libraries along with knowledge of concurrency patterns in Java
* Solid understanding of object-oriented programming along with various design and architectural patterns
* Hands on experience with Spring, Spring Boot, JUnit
* Familiarity with concepts of MVC, Microservices, RESTful
Experience of atleast 9 + years in developing Java Solutions and Architecture
Mandatory Experience of working on AWS, Microservices architecture, Dockers, Kubernetes
Experience in creating architecture for Cloud Applications in AWS
Should have worked on large scale Saas application for atleast 3 years
Knowledge and experience in any of the following
Javascript, AngularJS, Python, Ruby, PHP
Driving DevOps best practices by using Docker, Kubernetes.
Excellent interpersonal, verbal and written communication skills
Location Chennai, Bengaluru, Hyderabad,
Who are we?
Whatfix is the #1 Digital Adoption Platform (DAP) for Enterprises. We are disrupting the way Learning, Training and Application Support content is consumed. We provide large enterprises with a SaaS platform that helps accelerate product adoption and reduce support & training efforts by providing contextual and step by step guidance inside any web application at the exact time a task is being performed. The product has redefined the way companies onboard, train, and provide support to users.
What sets us apart from the rest?
With over 100 of the Fortune 500 companies already onboard as customers, Whatfix has been named among the top 20 B2B tech companies alongside the likes of Adobe, PayPal, and Cisco.
With a YoY growth of 300%, we have also been recognized among the top 50 fastest growing SaaS companies worldwide in the SaaS 1000 list and as a Market Leader by Gartner in the Digital Adoption space.
We are pleased to have an Employee rating of 4.6 on Glassdoor and our Customer obsession can be seen in our reviews on platforms like G2 Crowd & Gartner Peer Insights.
The employees are happy, the customers are happy, but what about the investors? Take a look for yourself - Sequoia Capital || Stellaris || Cisco || Eight Roads || Helion Ventures
“Hustle Mode ON” is something we live by.
Our Team:
The Engineering team at Whatfix provides end to end engineering throughput that forms part of core platforms and services that drive Whatfix business.
Our team is responsible for creating the Customer Platform and everything around it be it Analytics, Infrastructure or Core Algorithms. The team owns and is responsible for all pieces that we design, build and support end to end for Whatfix product/ business.
Your Opportunity:
As part of the Core Engineering Team @Whatfix, you’ll have the opportunity to make a difference by being a part of the development team that builds future forward products. At Whatfix it’s all about scale. One of the key attributes of this job is that you are required to continuously innovate and apply technology to provide business 360 views of Whatfix customers.
Your Responsibility:
- Define architecture blueprints & take complete technical ownership of high-level design, tech stack, non-functional attributes of one or more components of various platforms
- Design, build, test and deploy cutting edge solutions at scale, impacting millions of customers worldwide
- Work closely with other architects in the team and ensure architectural consistency and technical excellence of the products and platforms
- Work with engineering teams in building high-quality and highly resilient scalable products and platforms at Whatfix
- Work with cross-functional teams to address all technical dependencies
- Drive some of the company-wide tech initiatives striving towards continuous technical excellence of our platforms
- Actively participate in technical innovations, external presentations, technical publications etc.
- Identify right open source tools to deliver product features by performing research, POC/Pilot and/or interacting with various open-source forums
- Deploy and monitor products on Cloud platforms
Our Ideal Candidate:
You have a deep interest and passion for technology. You love writing and owning code and enjoy working with people who will keep challenging you at every stage. You have strong problem solving, analytic, decision-making and excellent communication with interpersonal skills. You are self-driven and motivated with the desire to work in a fast-paced, results-driven agile environment with varied responsibilities.
Your Qualifications:
- 11+ years of experience as an Engineer
- Ability to work with teams in a collaborative and productive manner
- Strong computer science fundamentals in data structures and algorithms
- A self-motivated learner and builder with strong customer focus and obsession with quality
Must-Have:
- Strong Expertise in Backend Technologies- Java, Spring Boot, etc
- Expertise in working with AWS or other cloud infrastructures like Azure or Google Cloud, and using Infrastructure-as-Code tools
- Analyze Functional & Non-Functional requirements with effort estimation and deployment strategies
- Hands-on in Architecting and developing large scale applications
- Hands-on debugging skills
- Design for performance, scalability, fault tolerance and high availability
Good to have:
- Experience in Client-side technologies such as jQuery
- Experience in Front End Technologies is good to have (Javascript, React)
- Experience with Storage systems - NoSQL (Cassandra/MongoDB)
- Leveraging cutting edge technologies like Kubernetes, Docker, etc. to design and build new infrastructure features
Behavioural traits:
- Excellent communication and technical leadership skills
- Can-do attitude to take BIG problems by their horns and solve them
- Ability to inspire others & be a role model and mentor for upcoming engineers in the organization
- Entrepreneurial spirit to conceive ideas, turn challenges into opportunities and build products
We are an equal opportunity employer and value diversity at our company. We do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status
YOUR ‘OKR’ SUMMARY
OKR means Objective and Key Results.
As a Senior Development Engineer at Coredge, you will help develop our next-generation cloud native core
solution along with the product and the open-source community to build the Coredge.io vision
What you will do?
- System engineering and implementation in Golang.
- Working on performance issues using creative experiments and internally developed product features.
- Research, propose, and integrate relevant open-source projects based on product objectives.
- Write organized, efficient, and well documented Python/Golang code as an example for junior engineers.
- Participation in all levels of product definition, design, implementation, testing, and deployment.
- Must include the ability to discuss abstract system architectures from ideas through implementation and
- creatively apply domain experience to solve technical challenges.
- Mentoring software engineers, fostering an environment of trust and accountability.
What you will need?
A strong sense of ownership, urgency, and drive. As an integral part of the development team, you will need the following skills to succeed.
- Strong Golang skills to develop framework(s).
- Hands-on to design & develop re-usable framework components.
- Hands-On experience on developing framework, designing re-usable framework components.
- Experience in engineering practices such as code refactoring, design patterns, design driven development,
- Continuous Integration, building highly scalable applications, application security and functional programming.
Additional Skills:
- Knowledge of Cloud native would be an advantage.
- Understanding of Kubernetes from Architecture side and also understand the Standard API.
- Code contributed to CNCF or similar community will be plus.
- Performance benchmarking of K8’s or any cloud will be added advantage.
Additional Advantage:
- Deep understanding of technology and passionate about what you do.
- Background in designing high performant scalable software systems with strong focus to optimize hardware cost.
- Solid collaborative and interpersonal skills, specifically a proven ability to effectively guide and influence within a dynamic environment.
- Strong commitment to get the most performance out of a system being worked on.
- Prior development of a large software project using service-oriented architecture operating with real time constraints.
What's In It for You?
- You will get a chance to work on cloud-native and hyper-scale products
- You will be working with industry leaders in cloud.
- You can expect a steep learning curve.
- You will get the experience of solving real time problems, eventually you become a problem solver.
Benefits & Perks:
- Competitive Salary
- Health Insurance
- Open Learning - 100% Reimbursement for online technical courses.
- Fast Growth - opportunities to grow quickly and surely
- Creative Freedom + Flat hierarchy
- Sponsorship to all those employees who represent company in events and meet ups.
- Flexible working hours
- 5 days week
- Hybrid Working model (Office and WFH)
Our Hiring Process:
Candidates for this position can expect the hiring process as follows (subject to successful clearing of every round)
- Initial Resume screening call with our Recruiting team
- Next, candidates will be invited to solve coding exercises.
- Next, candidates will be invited for first technical interview
- Next, candidates will be invited for final technical interview
- Finally, candidates will be invited for Culture Plus interview with HR
- Candidates may be asked to interview with the Leadership team
- Successful candidates will subsequently be made an offer via email
- As always, the interviews and screening call will be conducted via a mix of telephonic and video call.
So, if you are looking at an opportunity to really make a difference- make it with us…
Coredge.io provides equal employment opportunities to all employees and applicants for employment and prohibits
discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability
status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other
characteristic protected by applicable central, state or local laws.
- Expertise in software design and development.
- Proficiency with at least one Object Oriented language(e. g. Java)
- 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.
• Participation in the requirements analysis, design, development and testing of applications.
• The candidate is expected to write code himself/herself.
• The candidate is expected to write high level code, code review, unit testing and deployment.
• Practical application of design principles with a focus on the user experience, usability, template
designs, cross browser issues and client server concepts.
• Contributes to the development of project estimates, scheduling, and deliverables.
• Works closely with QA team to determine testing requirements to ensure full coverage and best
quality of product.
• There is also the opportunity to mentor and guide junior team members in excelling their jobs.
Job Specifications
• BE/B. Tech. Computer Science or MCA from a reputed University.
• 6+ Years of experience in software development, with emphasis on JAVA/J2EE Server side
programming.
• Hands on experience in Core Java, Multithreading, RMI, Socket programing, JDBC, NIO,
webservices and Design patterns.
• Should have Knowledge of distributed system, distributed caching, messaging frameworks, ESB
etc.
• Knowledge of Linux operating system and PostgreSQL/MySQL/MongoDB/Cassandra database is
essential.
• Additionally, knowledge of HBase, Hadoop and Hive are desirable.
• Familiarity with message queue systems and AMQP and Kafka is desirable.
• Should have experience as a participant in Agile methodologies.
• Should have excellent written and verbal communication skills and presentation skills.
• This is not a Fullstack requirement, we are purely looking out for Backend resources
About RecoSense
We are a growing SaaS based data analytics startup at revenue stage with multiple customers. We are looking for Python programmer who can be part of core product team in taking the product forward.
Flexible work timings, Stock options, Architect role to lead the product. Visit http://recosenselabs.com">http://recosenselabs.com.
Requirement: We are looking for a good programmer with following skills:
Sr. python developer
Experience: 2- 5 years
Requirements:
- Mandatory good experience in Python and Mongodb
- Expertise in cloud management
- Proficient in shell scripting
- Expert in modular code writing skills
- Explorative(geek on what's going around technology)
- Worked on Spark, AWS, is plus
- Hands on Postgres
- Experienced on developing a product from scratch to production
- Experience on developing modular backend architecture
Location of Work
We are located in Banashankari 2nd stage, Bangalore. Looking for a full time candidate.
Work hours and location of Work is flexible.
Benefit for Candidate
- Part of the Core Team in the Company
- Growth along with the Company
- Startup culture - Ability to work on best technologies, fast paced and dynamic
- Freedom to work independently.
- Equity incentives for long term interest








