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.

We are looking for a skilled Full Stack .NET Developer with strong expertise in .NET Core, Web API, Blazor, and WPF, along with hands-on experience in device and hardware integration. The ideal candidate will work on web and desktop applications that integrate with peripherals such as cash acceptors, payment devices, printers, and other kiosk hardware, delivering secure, high-performance, and reliable solutions.

Key Responsibilities

• Design, develop, test, and maintain applications using C#, .NET Core, and ASP.NET Core Web API
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• Develop modern web applications using Blazor (Server and/or WebAssembly)
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• Build and maintain WPF desktop applications using MVVM architecture
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• Design, develop, and consume RESTful APIs for web, desktop, and device-based applications
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• Integrate and manage hardware devices such as cash acceptors, payment terminals, printers, scanners, and other peripherals
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• Work with device SDKs, drivers, COM/USB/Serial (RS232) communication, and third-party APIs
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• Handle device error states, retries, logging, and recovery mechanisms
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• Develop and optimize database objects using MS SQL Server
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• Ensure application performance, security, and scalability, especially in hardware-dependent environments
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• Debug, troubleshoot, and resolve application and device-related issues
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• Collaborate with cross-functional teams to translate business and hardware requirements into technical solutions
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• Participate in code reviews and follow best coding standards and practices
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Technical Must-Have Skills

• Strong proficiency in C# and .NET Core
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• Hands-on experience with ASP.NET Core Web API
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• Strong experience with Blazor (Server and/or WebAssembly)
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• Experience developing WPF desktop applications
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• Solid understanding of MVVM and MVC architecture
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• Experience with device/hardware integration, including:
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• Cash acceptors / bill validators
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• Payment devices (POS, card readers, UPI, NFC)
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• Printers (thermal, receipt, barcode)
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• Knowledge of Serial/USB/TCP-IP communication protocols
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• Strong knowledge of MS SQL Server
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• Experience with RESTful API design and integration
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• Familiarity with Git or other version control systems
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Good-to-Have Skills

• Experience with Entity Framework / EF Core
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• Understanding of Microservices architecture
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• Experience working on kiosk-based or embedded systems
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Soft Skills

• Strong problem-solving and analytical skills
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• Good communication and teamwork abilities
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• Ability to work independently with minimal supervision
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• Attention to detail and commitment to quality
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Educational Qualification

• Bachelor’s degree in Computer Science, Engineering, or a related technical field
• (Equivalent hands-on experience in .NET Core, Blazor, WPF, Web API, and device integration will also be considered)

📌 Job Title: Senior Java Developer

📍 Location: Bangalore

🕒 Experience: 6+ Years

💼 Employment Type: Full-time

🔍 Job Summary

We are looking for an experienced Senior Java Developer with 6+ years of hands-on experience in designing and developing scalable, high-performance applications. The ideal candidate should have strong expertise in Java, Spring Boot, and Microservices architecture, along with a passion for building robust backend systems.

💼 Key Responsibilities

• Design, develop, test, and maintain Java-based applications
• Build scalable microservices using Spring Boot
• Develop and consume RESTful APIs
• Collaborate with front-end developers, product managers, and other stakeholders
• Write clean, efficient, and well-documented code
• Troubleshoot, debug, and upgrade existing systems
• Participate in code reviews and ensure best practices
• Optimize performance and ensure application security

🛠️ Required Skills & Qualifications

• 6+ years of experience in Java development
• Strong knowledge of Core Java, Spring Boot, and Hibernate
• Experience with Microservices architecture
• Hands-on experience with REST APIs
• Familiarity with databases like MySQL, PostgreSQL, or MongoDB
• Experience with cloud platforms (AWS, Azure, or GCP)
• Knowledge of CI/CD tools (Jenkins, Git, Docker, Kubernetes)
• Understanding of Agile/Scrum methodologies

⭐ Good to Have

• Experience with Kafka or messaging queues
• Exposure to DevOps practices
• Knowledge of system design and scalability
• Experience with performance tuning

🎯 What We Offer

• Competitive salary and benefits
• Opportunity to work on modern technologies
• Collaborative and growth-oriented environment
• Learning and development opportunities

About us:

Zemoso Technologies is a Software Product Market Fit Studio that brings silicon valley style

rapid prototyping and rapid application builds to Entrepreneurs and Corporate innovation. We offer Innovation as a service and work on ideas from scratch and take it to the Product Market Fit stage using Design Thinking->Lean Execution->Agile Methodology.

We were featured as one of Deloitte's Fastest 50 growing tech companies from India thrice (2016,2018 and 2019). We were also featured in Deloitte Technology Fast 500 Asia Pacific both in

2016 and 2018.

We are located in Hyderabad, India, and Dallas, US. We have recently incorporated another office in Waterloo, Canada.

Our founders have had past successes - founded a decision management company acquired by SAP AG (now part of Hana Big data stack & NetWeaver BPM), the early engineering team of Zoho(a leading billion $ SaaS player) & some Private Equity experience.

Marquee customers along with some exciting start-ups are part of our clientele.

What You will do

● Create beautiful software experiences for our clients using design thinking, Lean and agile methodology.

● Work on software products designed from scratch using the latest cutting-edge technologies, platforms and languages such as JAVA, python, Javascript, GoLang and Scala.

● Work in a dynamic, collaborative, transparent, non-hierarchical culture.

● Work in collaborative, fast-paced and value-driven teams to build innovative customer experiences for our clients.

● Help to grow the next generation of developers and have a positive impact on the industry.

Basic Qualifications

● Experience: 4+ years.

● Hands-on development experience with a broad mix of languages such as JAVA, Python, Javascript, etc.

● Server-side development experience mainly in JAVA.

● UI development experience in ReactJS or AngularJS or PolymerJS or EmberJS or Jquery, etc. is good to have.

● Passion for software engineering and following the best coding concepts.

● Good to great problem-solving and communication skills.

Nice to have Qualifications

● Product and customer-centric mindset.

● Great OO skills, including design patterns.

● Experience with DevOps, continuous integration & deployment.

● Exposure to big data technologies, Machine Learning and NLP will be a plus.

Benefits

● Competitive salary.

● Work from anywhere.

● Learning and gaining experience rapidly.

● Reimbursement for basic working set up at home.

● Insurance (including top-up insurance for COVID).

Location

Remote - work from anywhere.

Responsibilities

• Work with Sales Engineering, Solution Architect and Services teams to ideate software solutions
• Work closely with product management to extend existing software to fit geo & domain specific needs
• Design client-side and server-side architecture
• Build the front-end of applications through appealing visual design
• Develop and manage well-functioning databases and applications
• Write effective APIs
• Test software to ensure responsiveness and efficiency
• Troubleshoot, debug and upgrade software
• Create security and data protection settings
• Build features and applications with a mobile responsive design
• Write technical documentation
• Work with data scientists and analysts to improve software

Requirements

Proven experience of 4 to 7 years as a Software Engineer

Experience developing cloud SaaS solutions

Knowledge of multiple front-end languages and libraries (e.g., HTML/ CSS, JavaScript, XML, jQuery)

Strong knowledge of multiple back-end languages (e.g., C#, Java, Python) and JavaScript frameworks (e.g., Angular, React, Node.js)

Development in Core Java, J2EE, Struts, spring, Client-Side scripting, Hibernate, Database

Strong experience with Spring Boot stack (spring cloud, spring-data)

Extensive experience in developing and consuming REST APIs

Experience in Kafka distributed messaging is preferred

Hands-on experience in Redis, Apache Ignite, Hazelcast

Familiarity with databases (e.g. MySQL, MongoDB), web servers (e.g. Apache) and UI/UX design

Experience working in an Agile methodology

Strong communication skills

Experience in speech technologies is a plus

Experience in building real time solutions is a plus

Degree in Computer Science, Mathematics, or similar field

Job description
Dear Candidate,(Notice Period - 15 days or Immediate Joiner)

Urgent opening for Full Stack Developer (Angular + React + Node)
Company Name - Askme Technologies
Location - H161, BSI Business Park, Sec 63, Noida
Shift: 10 AM to 7 PM

Job description
We are looking for an experienced and motivated Full Stack professional to be an integral part of our team. You will get hands-on experience in the latest technologies
and skills like ReactJS, NodeJS, MongoDB, REST API, etc. This role is ideal for you if you have a background in Full Stack development and are looking for the next level of
career growth in a fast-paced, learning-based, and merit-driven work environment.

Required Candidate profile
What we are looking for:
- Strong coding and design skills.
- Good command over Data Structures & Algorithms.
- The ability to produce bug-free and production-grade code.
- Skills we consider: React.JS, Vue.JS, Angular.JS, Node.js, Express.JS, MongoDB e.t.c
- Must have prior working experience in any one of PHP Framework i.e Laravel, Codeigniter, CakePHP
- Develop a very high sense of ownership, and the zeal to build scalable applications.
- Develop a deep understanding of the start-up ecosystem.
- Work with a performance-oriented team driven by ownership and open to experiments.
- Build customer-facing technology products for global customers.
- Design and develop end-to-end applications with very high quality.
- Design and develop end-to-end applications with very high quality.

Mandatory Skill set:

• Multiple solution stack development experience along with MEAN(Mongo, Express, Angular and Node)

• Python with any web framework

• Micro Services, Performance Engineering, Docker, Kubernetes, AZURE, CI/CD pipeline, , MySQL and Database design

Job Role:

• Responsible for component selection, design standardization, common library building.

• Build services and templates based on published standard (RFC type)Build coding templates and architypes adhering to design standard.

• Understand NFR and define architecture, design and validation for each NFR element.

• Design data model, service contract and document framework.Define and ensure coding standards

• Define and ensure UI standards are followed. Design micro services, security, deployment Well-versed in module level effort estimationWell-versed in application integration patterns Exposure to bug fixing, maintenance, continuous integration releases.

• Exposure to building architectural view like logical, physical and deployment.Exposure to performance bottleneck, RCA and remediation.Exposure to security issues, RCA and remediation.

Process Exposure:

• Able to interact with team, stakeholders and architects. Understand functional requirements and create design documents for features.

• Participate in sprint planning and story elaboration sessions.

• Candidate should be able to work independently in an Agile project.

• Experience with Test-Driven Development, Integration testing and Agile processes.Code review from a standard and design adherence perspective.