Java Full stack Developer

Work Mode: Full-time, in-person

Reporting To: VP – Software

Job Description

We are looking for a hands-on Technical Lead Engineer to lead the design, development, and delivery of our Head-End System (HES), Meter Data Management (MDM), and Smart Metering platform. The role requires strong backend engineering expertise, deep understanding of smart metering and utility systems, and the ability to guide a development team through architecture, implementation, integration, testing, deployment, and production support.

The ideal candidate will have practical experience building scalable IoT or utility platforms involving smart meter communication, DLMS/COSEM protocols, real-time data acquisition, validation, event processing, command execution, and integration with enterprise systems such as billing, NMS, OMS, and analytics platforms.

Key Responsibilities

• Lead end-to-end technical development of HES, MDM, AMI/AMR, and smart metering modules.
• Design scalable backend architecture for meter communication, data ingestion, validation, processing, storage, and reporting.
• Implement and guide development of DLMS/COSEM IEC 62056 based meter communication.
• Integrate with smart meters, DCUs/gateways, billing systems, NMS, OMS, analytics systems, and third-party utility platforms.
• Lead Java/Spring Boot backend development using REST APIs, messaging queues, socket programming, and distributed system patterns.
• Design high-volume data pipelines for interval data, events, alarms, billing reads, and meter health data.
• Ensure performance, scalability, fault tolerance, database optimization, and reliable production operations.
• Mentor developers, review code, define engineering standards, and guide sprint-level technical execution.
• Work with product, project, QA, deployment, and customer teams to convert utility requirements into robust technical solutions.
• Own technical troubleshooting for production issues, performance bottlenecks, device communication failures, and integration defects.
• Prepare technical documentation, architecture diagrams, API specifications, and deployment guidelines.

Required Skills

• 6+ years of software development experience, including 3+ years in smart metering, HES, MDM, AMI, IoT, or utility platforms.
• Strong hands-on experience with Java, Spring Boot, REST APIs, JDBC/JPA, multithreading, backend system design, debugging, performance tuning, and production support.
• Practical experience with DLMS/COSEM, IEC 62056, Gurux or similar frameworks, smart meter communication, meter reads, events, commands, and remote operations.
• Strong understanding of communication protocols such as TCP/IP, socket programming, FTP/SFTP, MQTT/HTTP, and related integration patterns.
• Experience with Kafka/RabbitMQ, MySQL/MariaDB, MongoDB, Redis, ClickHouse, Apache Solr, or similar messaging and data platforms.
• Knowledge of scalable architecture, including clustering, replication, load balancing, caching, retries, failover, monitoring, and large-scale time-series data handling.
• Experience leading backend engineering teams, owning technical delivery, reviewing code, and mentoring developers.
• Preferred: experience with utility/DISCOM projects, AMISP programs, billing engines, prepaid metering, NMS/OMS, energy accounting, cloud services, CI/CD, Docker/Kubernetes, observability, and cybersecurity for smart metering systems.

Education Requirement

Bachelor’s degree in Computer Science, IT, Electronics & Communication, Electrical Engineering, or a related engineering discipline is preferred. Candidates with strong hands-on HES/MDM, AMI, DLMS/COSEM, IoT, or utility software experience may be considered even with a different academic background.

Software Engineer/ Associate Software Engineer Full stack/ Java track/ UI/ Android

Skills required: -

• Strong knowhow of data-structures and algorithms. -

• Strong core server-side technologies experience (Java/ other) and / or having any of front end/UI skills (Angular, JS, HTML).
  Knowledge of Android is a huge plus. -

• Strong understanding of OO/ design and good software development practices. 

• Strong database skills and good knowhow of databases. -

• Exposure to configuration management, testing, deployment. -

• Hands on development across technologies.

• Exp - 2-4 years
  B.E/ B.Tech (Computer Science/ Equivalent) from a reputed institute.

   

Alternately: -

• Excellent front end/UI skills (JS, HTML, Angular, Flutter) and OR Android skills. 

• Understanding of nodeJS, server-side technologies, exposure to databases. 

• Deep knowhow of data structures, algorithms. -

• Hands on development across technologies.

• Exp- 2-4yrs

• Grad- B.E/ B.Tech (Computer Science/ Equivalent) from a reputed institute

Job Description – Full Stack Developer (React + Node.js)

Experience: 5–8 Years

Location: Pune

Work Mode: WFO

Employment Type: Full-time

About the Role

We are looking for an experienced Full Stack Developer with strong hands-on expertise in React and Node.js to join our engineering team. The ideal candidate should have solid experience building scalable applications, working with production systems, and collaborating in high-performance tech environments.

Key Responsibilities

• Design, develop, and maintain scalable full-stack applications using React and Node.js.
• Collaborate with cross-functional teams to define, design, and deliver new features.
• Write clean, maintainable, and efficient code following OOP/FP and SOLID principles.
• Work with relational databases such as PostgreSQL or MySQL.
• Deploy and manage applications in cloud environments (preferably GCP or AWS).
• Optimize application performance, troubleshoot issues, and ensure high availability in production systems.
• Utilize containerization tools like Docker for efficient development and deployment workflows.
• Integrate third-party services and APIs, including AI APIs and tools.
• Contribute to improving development processes, documentation, and best practices.

Required Skills

• Strong experience with React.js (frontend).
• Solid hands-on experience with Node.js (backend).
• Good understanding of relational databases: PostgreSQL / MySQL.
• Experience working in production environments and debugging live systems.
• Strong understanding of OOP or Functional Programming, and clean coding standards.
• Knowledge of Docker or other containerization tools.
• Experience with cloud platforms (GCP or AWS).
• Excellent written and verbal communication skills.

Good to Have

• Experience with Golang or Elixir.
• Familiarity with Kubernetes, RabbitMQ, Redis, etc.
• Contributions to open-source projects.
• Previous experience working with AI APIs or machine learning tools.

You will be responsible for architecting and developing features on the application end to end. You will be working closely with the Product Managers and the Technical architect to come up with high-quality, resilient, and highly performant applications.‍

• Design and develop SaaS-based applications based on microservices architecture.
• Work on the core backend and ensure it meets the performance benchmarks.
• Work on the front end with ReactJS.
• Design and develop APIs for the frontend to consume.
• Constantly improve the application architecture by clearing the technical backlog.
• Meet both technical and consumer needs.
• Stay abreast of developments in web applications and programming languages.

An enthusiastic individual with the following skills. Please do not hesitate to apply if you do not match all of it. We are open to promising candidates who are passionate about their work and are team players.

• Education - BE/MCA or equivalent.
• Overall 4+ years of experience.
• Agnostic/Polyglot with multiple tech stacks.
• Worked on open source technologies – NodeJS, ReactJS, MySQL, NoSQL, MongoDB, DynamoDB.
• Good experience with Front-end technologies like JavaScript frameworks, ReactJS, AngularJS.
• Backend exposure – good knowledge of building API.
• Worked on serverless technologies.
• Efficient in building microservices to combine server and frontend.
• Knowledge of cloud architecture.
• Should have working experience with relational and columnar DB.
• Should be innovative and communicative in your approach.
• Were responsible for the functional/technical track of a project.

You will closely work with the Engineering team and support the Product Team of Empuls.

A wholesome opportunity in a fast-paced environment that will enable you to juggle between concepts, yet maintain the quality of content, interact and share your ideas and have loads of learning while at work. Work with a team of highly talented young professionals and enjoy the comprehensive benefits.

We are

A fast-growing SaaS commerce company based in Bangalore with offices in Delhi, Mumbai, SF, Dubai, Singapore, and Dublin. We have three products in our portfolio: Plum, Empuls and Compass. Works with over 1000 global clients. We help our clients in engaging and motivating their employees, sales teams, channel partners and consumers for better business results.

Designation: Software Engineer II

Experience: 4+ years

Work Location: Marathahalli Outer Ring Road, Bengaluru

About the role:

At Bizongo, we believe in delivering excellence which drives business efficiency for our customers. As a Software Engineer at Bizongo, you will be working on developing the next generation of technology that will impact how businesses take care of their process and derive process efficiency. We are looking for engineers who can bring fresh ideas, function at scale and are passionate about technology. We expect our engineers to be multi-dimensional, display leadership and have a zeal for learning as well as experimentation as we push business efficiency through our technology. As a Software Engineer in Test, you’ll be testing complex scenarios, end-to-end, using automation frameworks like Selenium.

Must-haves:

• Proficiency in either Java or Python.

• At least 4 years of experience in working on automated testing frameworks like Selenium, Cucumber.

• Excellent understanding of Feature, Regression, and Smoke Testing.

• Clear understanding of RESTFul API’s and building test frameworks for the same

• Excellent in finding testing scenarios, catching corner cases of the feature that you would be testing.

• Ability to Manage and Test different Projects simultaneously.

• Tech/ BS in Computer Science (or have done relevant courses for the same)

• Good in analysis and solving problems.

• Excellent verbal and written communication skills.

• Passionate about working in a startup.

It would be a plus if:

• If you have built an automated test framework for at least one product from the scratch

• Understanding of how the web works

• Understanding of MVC frameworks like Ruby on Rails, Python Django

Key Responsibilities :

• Understand the design and end-to-end workflow of the feature/product specifications.

• Coming up with all the testing scenarios even before the start of development, after going through the design and specifications

• Keeping the test suite up to date with the latest changes

• Documentation - Keeping all the testing scenarios in the documented format so that anyone can test the scenarios manually if required

• Key role in keeping the production bugs count to zero

Why work with us ?

• Opportunity to work with "India's leading B2B" E-commerce venture. The company grew its revenue by more than 5.5x last year to reach to a 350 Cr annual revenue run rate scale. We invite you to be part of the upcoming growth story of B2B sector through Bizongo

• Opportunity to work with most dynamic individuals in Asia recognized under Forbes 30 Under 30 and industry stalwarts from across companies like Microsoft, Paypal, Gravitas, Parksons, ITC, Snapdeal, Fedex, Deloitte and HUL Bizongo is featured in LinkedIn Top Startups 2019: The 25 hottest Indian companies to work for!

• Working in Bizongo translates into being a part of a dynamic start-up with some of the most enthusiastic, hardworking and intelligent people in a fast paced and electrifying environment

• Bizongo has been awarded as the most Disruptive Procurement Startup of the year - 2017

• This year, Bizongo was awarded the highly prestigious & internationally acclaimed 'The DieLine Award' under the Sustainable Packaging category

• Being a company that is expanding itself every day and working towards exploring newer avenues in the market, every employee grows with the company

• The position provides a chance to build on existing talents, learn new skills and gain valuable experience in the field of Ecommerce

About the Company:

Company Website: www.bizongo.com

About Bizongo:

• Bizongo is India's largest multi-category technology-driven packaging platform. We are one of the largest B2B e-commerce players in the country. Bizongo's distinctive business model is a unified platform that solves design, development, and procurement problems for every packaging category. On top of this vision resides a stack of connected technology platforms that facilitate efficient business processes to provide an end-to-end experience which a focus on providing optimized technology-driven supply chain solutions. The place where creativity and technology converge is where transformation happens. With these elements put together, Bizongo is disrupting the market, enabling efficiency and bringing convenience in businesses.

• Packaging has the untapped potential to fit into this space. It is ubiquitous, it is unique, and it is used by diverse industries like FMCG, E-commerce, Automobiles, Pharmaceuticals, and many more. This has made it an ideal means for Bizongo to put their belief into action and create a platform for everything packaging.
  Bizongo serves 100+ enterprise customers across a wide range of industries and is providing packaging solutions to leading brands like Amazon, Johnson & Johnson, Tata Cliq, & Mondelez to name a few.

• Bizongo is a Series C funded startup and backed by marquee investors like Accel, B Capital, Chiratae Ventures, Schroder Adveq & International Finance Corporation (IFC). To be featured in Linkedin Top 25 startups and recognition by Forbes 30 under 30 Asia just validated our business model and affirmed our core beliefs.

Additional Perks:

• Medical Insurance

• Flexible Work hours

• Work from Home

• Casual Dress Code

• Recreational Facility