Java Developer - Server side

Overview:

We as a global leader in software consultancy, is hiring a Senior Consultant skilled in backend technologies (Node.js / Java) with strong experience in Temporal.io (BPM/Workflow platform). This role offers an exciting opportunity to work remotely on cutting-edge, scalable enterprise solutions involving modern microservices, BPM workflows, and cloud-native technologies.

As part of our high-performance engineering team, you will contribute to designing, building, and maintaining distributed systems that drive critical client projects. The ideal candidate is hands-on with Temporal.io, backend development (Node.js or Java), and familiar with modern cloud, DevOps, and automation practices.

Key Roles and Responsibilities:

• Design, develop, and maintain backend services using Node.js (NestJS) or Java integrated with Temporal.io workflow engine.
• Model and implement business processes using BPMN workflows, including managing external task workers, Operate, and Tasklist in Temporal.
• Build and manage RESTful APIs and microservices that are scalable, secure, and maintainable.
• Collaborate closely with cross-functional teams including frontend engineers, DevOps, cloud architects, and QA.
• Implement secure authentication and authorization flows using Keycloak IAM.
• Develop and optimize database interactions with PostgreSQL in a process-driven architecture.
• Utilize Azure services such as Blob Storage, API Gateway, and AKS for cloud infrastructure.
• Automate cloud infrastructure provisioning using Terraform and manage containerized deployments with Kubernetes.
• Ensure high-quality deliverables by implementing unit and integration tests using Jest, and documenting APIs with Swagger/Postman/Insomnia.
• Participate in peer code reviews, technical discussions, and contribute to architectural decisions.
• Maintain and improve CI/CD pipelines (Azure DevOps/GitHub Actions desirable).

Technical Requirements:

Must-Have Skills:

• Temporal.io BPM Platform:
• BPMN modeling, external task workers, Operate, Tasklist (Hands-on experience mandatory)
• Backend Development:
• Node.js (with TypeScript, NestJS framework) OR Java (Strong proficiency)
• Frontend Exposure (Nice-to-Have):
• Modern React.js (v17+) with TypeScript (component-driven design)
• Cloud & Infrastructure:
• Experience with Azure Services: Blob Storage, API Gateway, AKS
• Infrastructure automation using Terraform
• Container orchestration via Kubernetes
• Database:
• Strong understanding of PostgreSQL and its role in process-driven applications
• Authentication & Authorization:
• Experience integrating Keycloak IAM for user role and token-based authorization
• Testing & API Management:
• Testing with Jest
• API documentation and testing using Swagger / Postman / Insomnia (OpenAPI)
• Version Control:
• Git and GitFlow branching strategy

Nice-to-Have / Bonus Skills:

• Blockchain integration for secure KYC/identity flows
• Building custom Camunda Connectors or writing exporter plugins
• Experience with Azure DevOps or GitHub Actions for CI/CD automation
• Authorization enforcement using identity-based access patterns

Additional Information:

• Work Mode: Remote (occasional office visits for team meetings)

AI/ML Development: Build models using open-source frameworks (e.g., PyTorch, TensorFlow). ● Zero-Cost Full-Stack Engineering: Build across the stack using cost-free tools and infrastructure. ● Security & Auth: Implement secure authentication/authorization systems using free solutions. ● AI-Augmented Coding: Utilize tools like GitHub Copilot, Cody, and Workik to 10x productivity. ● UI/UX Focus: Build clean, engaging, and fast interfaces. ● Rapid Iteration: Ship MVPs, test quickly, and improve constantly. ● Lean Infrastructure: Avoid paid services; build with open-source and free-tier tools. 

An opportunity to revolutionize the restaurant industry

Here, at Rebel Foods, we are using technology and automation to disrupt the traditional food industry. We are focused on building an operating system for Cloud Kitchens - using the most innovative technologies - to provide the best food experiences for our customers. 

You will enjoy working with us, if:

• You are passionate about using technology to solve customer problems
• You are a software craftsman or craftswoman who is obsessed with high quality software
• You have a flair for good design and architecture
• You are unafraid of rearchitecting or refactoring code to improve it
• You are willing to dive deep to solve complex software issues
• You are a teacher and mentor

Our technology ecosystem:

• Languages: Java, Typescript, Javascript, Ruby
• Frameworks, environments: Spring Boot, NodeJS, ExpressJS
• Databases: AWS Aurora MySQL, MongoDB
• Cloud: AWS
• Microservices, Service Oriented Architecture, REST APIs, Caching, Messaging, Logging, Monitoring and Alerting
• CI/CD and DevOps
• Bitbucket, Jira

You will mostly spend time on the following:

• Leading the design and implementation of software systems
• Driving engineering initiatives across teams with a focus on quality, maintainability, availability, scalability, security, performance and stability
• Writing efficient, maintainable, scalable, high quality code
• Reviewing code and tests
• Refactoring and improving code
• Teaching and mentoring team members

We’re excited about you if you have:

• At least 8 years of experience in software development, including experience building microservices and distributed systems
• Excellent programming skills in one or more languages: Java, C#, C++, Typescript, Javascript, Python or Ruby
• Experience working in Cloud environments: AWS, Azure, GCP
• Experience building secure, configurable, observable services
• Excellent troubleshooting and problem-solving skills
• The ability to work in an Agile environment
• The ability to collaborate effectively within and across engineering, product and business teams

We value engineers who are:

• Crazy about customer experience
• Willing to challenge the status quo and innovate
• Obsessed with quality, performance and frugality
• Willing to take complete responsibility and ownership of results
• Team players, teachers, mentors

Responsibilities:

• Design, develop, and maintain software applications.
• Go the extra mile to identify customer needs and pain-points. 
• Relentless focus on delivering high quality, bug-free code.
• Help and mentor those around you to achieve the team and company goals.
• Closely work with the SRE and DevOps team to set up microservices infrastructure. 
• Maintaining and auditing code/design quality as per set guidelines and standards in assigned projects.
• Testing of completed tasks in ongoing projects in the team before sending updates to reporting authority/client.
• Participate in application design, code reviews and documentation.

Requirements:

• Experience in agile development process.
• Excellent knowledge of HTML5, CSS3.
• Excellent knowledge of JavaScript.
• Experience with cross-browser, cross-platform and design constraints on the web
• Good understanding and experience of working on Vue.js/React.js.
• Prior experience building REST APIs
• Hands-on experience with Node.js/Golang/Java + Redis + Elasticsearch.
• Experience with AWS/GCP is a plus
• Knowledge of version control systems like GIT.
• Experience in developing automated unit and functional tests
• 3 - 6 years of experience with a Bachelor's in Computer Science or related field

About SuperK

We are re-imagining how Bharat’s neighbourhood retail, the unorganized Kirana stores of today will get transformed into organized convenience retail chains over the next decade - we are driving this change.

SuperK is a well-funded early-stage startup that offers a full-stack solution to empower small format retail stores in Tier 2 and below towns. SuperK is rebranding existing small format retail stores and providing them with the benefits of procurement, tech systems, intelligence, and marketing at scale to create a chain of mini supermarkets. Some parallels can be drawn to how Oyo has transformed the small hotel industry, Medplus & Apollo have changed pharma retail and BigC & others have changed offline mobile buying.

What you will be doing

• Working closely with the Engineering lead to contribute to deciding the backend as well as frontend system architecture for products used by consumers, retailers, and other stakeholders.
• Stay informed about the product strategy; evaluate the feasibility of solutions proposed by PMs, estimate development effort, and help in planning the roadmap and individual features.
• Building the blocks of the entire system across multiple products on your own from the ground up with the freedom to try new things.
• Coordinate and collaborate with other developers to meet the timelines.
• Built systems that scale through software, contributing to the architecture and design.

What we would like to see in you

• 2-4 years of relevant experience as a full-stack engineer who has owned the entire stack of a product or a major module.
• Strong programming expertise in any of the JavaScript frameworks like NodeJS, ExpressJs, or Python frameworks like Django.
• Strong computer science fundamentals in OOPs, DS algorithm design and time complexity analysis.
• Experience in writing REST APIs
• Good understanding of relational databases and networking systems.
• Proficiency with at least one Object Oriented language(e.g Java, Python)
• Exposure to Cloud Platforms like AWS, Azure, or Google Cloud.
• Ability to work in an unstructured environment
• High enthusiasm and self-drive to build systems from the ground up.
• Focus on things that work compared to traditional conventions.

About Us

upGrad is an online education platform building the careers of tomorrow by offering the most industry-relevant programs in an immersive learning experience. Our mission is to create a new digital-first learning experience to deliver tangible career impact to individuals at scale. upGrad currently offers programs in Data Science, Machine Learning, Product Management, Digital Marketing, and Entrepreneurship, etc. upGrad is looking for people passionate about management and education to help design learning programs for working professionals to stay sharp and stay relevant and help build the careers of tomorrow.

• upGrad was awarded the Best Tech for Education by IAMAI for 2018-19
• upGrad was also ranked as one of the LinkedIn Top Startups 2018: The 25 most sought-after startups in India 
• upGrad was earlier selected as one of the top ten most innovative companies in India by FastCompany.
• We were also covered by the Financial Times along with other disruptors in Ed-Tech
• upGrad is the official education partner for Government of India - Startup India program 
• Our program with IIIT B has been ranked #1 program in the country in the domain of Artificial Intelligence and Machine Learning 

About the Role

If you love to learn, are a quick learner and would love to create top-notch online courses on emerging technologies like Blockchain, Software Development or Data science then we are looking for you!

The Senior Content Strategist role is unique in the sense that it provides an opportunity to learn new topics quickly, work on case studies, interact and build network with top industry professionals and faculty members in the respective domains, and do work that directly impacts the lives and careers of our learners.upGrad is looking for people passionate about education to help design learning programs for working professionals in order to help build the careers of tomorrow. 

Roles & Responsibilities

• Develop world-class content for online courses on different stacks in Full-Stack Web Development (Java, Spring, Spring Boot, Angular, React.js, Node.js & Express.js, C#, .NET), Blockchain Development & Architecture, software development/mean-stack development / Data science/Machine Learning. This job will equip the candidate with highly sought after skills and will be a great starting point for a career
• Understand the industry requirements and develop courses to help students meet high standards
• Plan and execute student competency assessment and engagement to ensure extraordinary learning experience
• Quickly learn complex concepts and ensure quality of content, instructional design and overall course experience
• Collaborate with business development team to meet content production deliverables
• Define & structure content development process; work with educational content across all levels
• Structure, grow and lead content development team including research assistants, video producers, scriptwriters etc.
• Work closely with senior faculty, freelancers and global industry leaders

Skills Required

• BE/B.tech Computer science background (Bachelor’s/Master’s degree, BCA/ MCA,
• Online/ self taught/MOOC) OR a degree in Maths/Statistics.
• 4+ years of experience in e-Learning and/or creating customised higher education programs
• Experience in software development (backend/full-stack web development) , Data science is valuable.
• Excellence in problem solving and structuring of complex processes in new terrains
• Master in Higher Education/ Technology, Education & Innovation is preferred
• Experience in (digital) pedagogic content production; preferably higher education is preferred