Kafka developer (Kafka, KSQL + DB2)

Key Responsibilities 

• Design, develop, and deploy scalable .NET applications and microservices supporting core 

retail operations.

• Build and maintain robust integrations using Kafka, REST APIs, and middleware 

components.

• Work closely with product, POS, merchandising, warehousing, and ERP teams to translate 

business needs into reliable technical solutions.

• Optimize system performance and ensure integrations remain stable across high-volume 

retail cycles.

• Implement best practices in coding, testing, CI/CD, and cloud-native architectures.

• Troubleshoot production issues with speed and a cool head—especially when it impacts 

stores.

• Document technical designs, data flows, and integration contracts clearly.

Required Skills & Experience 

• 6–8+ years of hands-on full stack development using .NET Core / .NET 6+, C#, and 

modern frontend frameworks (React/Angular preferred).

• Strong expertise in Kafka (producers, consumers, topics, partitions, schema registry).

• Solid experience designing RESTful APIs and integrating with enterprise systems.

• Prior experience in retail technology is non-negotiable—POS, inventory, warehousing, or 

ERP exposure is essential.

• Strong knowledge of relational databases (SQL Server, PostgreSQL) and caching 

frameworks.

• Experience building scalable, distributed systems that can handle peak loads.

• Familiarity with containerization (Docker/Kubernetes) is a plus.

• Excellent problem-solving skills and the ability to work independently on a contract basis.

Nice to Have 

• Experience with message brokers beyond Kafka (e.g., RabbitMQ)

• Exposure to cloud platforms (Azure/AWS/GCP)

• Knowledge of CI/CD pipelines (Azure DevOps, GitHub Actions, Jenkins)

• Understanding of retail data models and omnichannel workflows

Essential Responsibilities:

• Demonstrate an understanding of the Agile software development life cycle and distinguish the core inputs and outputs in each cycle.
• Work closely with your peers and keep engaging in a fast pace technical design and development team
• Execute in a fast pace delivery mode and focus on delivering tasks to meet monthly and quarterly digital product release goals
• Lead impact assessment and decisions related to technology choices, design / architectural considerations and implementation strategy
• Maintain code quality through best practices, unit testing and code quality automation
• Demonstrate the ability to make informed technology choices after due diligence and impact assessment
• Help in designing interfaces and information exchange between modules
• Articulate the need for scalability and understand the importance of improving quality through testing.
• Be an expert in writing code that meets standards and delivers the desired functionality using the technology selected for the project
• Drive design reviews, define interfaces between code modules, and apply existing technology to designs
• Be an expert in assessing application performance and optimizing/improving it through design and best coding practices

Qualifications/Requirements:

• Minimum Bachelor's Degree in Computer Science, Computer Engineering or in "STEM" Majors (Science, Technology, Engineering, and Math)
• 6+ years of experience in Full Stack Software Development within the enterprise or software services domain

Desired Skills:

• Expertise in full stack software development and awareness of 12 Factor software patterns
• Experience and knowledge of patterns and anti-patterns of microservices-based architecture design
• Experience developing and deploying applications on cloud (Azure, AWS, or GCP), on-premise, and hybrid-based architectures
• Mid-Level to Expert within one or more of the following UI development JavaScript: Client-Side HTML5 jQuery, jQuery UI, Knockout.js,
• Polymer, AngularJS, ReactJS, Bootstrap
• Mid-Level to Expert within one or more of the back-end development languages: .NET, Java, Python, or Scala
• Very solid API skills (e.g. Express.js/Node.js, GraphQL/Relay, Flask, Jersey, Java Spring REST or WebApi2)
• Skilled in use of Java, Kafka, and Spark streaming technologies
• Experience with containerization technologies such as Rancher, Kubernetes, Docker and Helm
• Hands-on experience in data storage environments of many types (RDMS, NoSQL, HDFS, etc.)
• Knowledge of GitLab, Jenkins and Artifactory
• Solid foundation in data structures, algorithms, and OO Design with rock-solid programming skills
• Security: Identity Management and Access, application security and static code analysis
• Proven success working in and promoting a rapidly changing, collaborative, and iterative product development environment
• Strong interpersonal skills, analytical skills, combined with intellectual curiosity, and a desire and ability to "get things done" are essential
• Agile Scrum development experience
• Added advantage to those having experience in multi-tenant SaaS Platform and Developers' Portal development

• Hands-on expertise in managing technical teams and work closely with business stakeholders
• Should be familiar with card testing and POS ecosystem.
• Experience with designing APIs and building platform integrations in Commerce, POS, FinTech and Payments
• Payment’s domain experience.
• Extensive experience on Base24 & SWITCH part for payment format.
• Exposure on ISO8583 Messaging system.
• API understanding and creation.
• Working knowledge on cryptographic algorithms (RSA, EC, AES, SHA variants), TLS/SSL protocols. C Symetric and A symetrics, K.M.S.
• Digital Payments technical knowledge - QR/ POS/ UPI/ BQR
• Understanding of CI/CD pipelines, Kubernetes, containerization, Docker
• Must have strong technical skills in Android APK and iOS development Concept and Web services.
• Supportability, monitoring, ops in general.
• Accurate cost models to deploy and operate
• Extensive experience in TLOG’s, data integration with downstream applications, and impact of POS changes on different financial, legal, compliance, loss prevention, etc. applications.
• Extensive experience with payment systems 7861 (EMV, payment middleware, encryption, tokenization, settlement, offline scenarios,).
• Extensive experience with different types of payment methods including credit, debit, gift cards (Both closed loop and open loop), PLCC, PayPal, AliPay, checks, etc. as well as different payment form factors like Tap N Go, contactless, swipe, EMV, Mobile, etc.
• Extensive experience with payment devices (pin pads, printers, registers, scanners).
• Experience in Node.js / Java / Python, building REST APIs, with experience/exposure to front end stack like JavaScript & React / Angular. 
• Experience with Storage systems - RDBMS, NoSQL (Cassandra/MongoDB), Redis/Memcache/Aerospike.
• Experience in messaging tools like Kafka/AWS Kinesis etc...
• Design expertise for performance, scalability, fault tolerance and high availability

• Experience with POS systems and Payments domain.
• Demonstrated experience for systems architecture, design, and integration for POS systems
• Java and/or Node.js. Experience building micro services (REST APIs) using Node.js
• Experience with one or more RDBMS databases like MySql, PostGreSQL
• Experience with one or more NoSQL databses like MongoDB, Cassandra, DynamoDB, Aerospike, Elastic Search, Redis, neo4j etc.,
• Caching technologies like: Redis, Elasticache,
• Cloud Providers like: AWS/ Google Cloud / Azure
• CI / CD : Jenkins, Docker, Kubernete
  

About Merchandise Operation (Merch Ops): Merchandise Operations (Merch Ops) is a merchandise management system, it is positioned as a host system in the retail solutions, it has ability to maintain the Master/Foundation data, create and manage Purchase Orders, create, and manage Prices & Promotions, perform Replenishment, effective inventory control and financial management. Merc Ops provides Business users with consistent, accurate, and timely data across an enterprise by allowing them to get the:

Right Goods in the...

• Right Silhouettes, Sizes and Colors; at the...

• Right Price; at the...

• Right Location; for the...

• Right Consumer; at the...

• Right Time; at the...

• Right Quantity.

About Team:

• Proven, passionate bunch of disruptors providing solutions that solve real-time supply chain problems.

• Well mixed experienced team with young members and experienced in product, domain, and Industry knowledge.

• Gained Expertise in designing and deploying massively scalable cloud native SaaS products

• The team currently comprises of associates across the globe and is expected to grow rapidly.

Our current technical environment:

• Software: React JS, Node JS, Oracle PL/SQL, GIT, Rest API. Java script.

• Application Architecture: Scalable three tier web application.

• Cloud Architecture: Private cloud, MS Azure (ARM templates, AKS, HD insight, Application gateway, Virtue Networks, Event Hub, Azure AD) • Frameworks/Others: Tomcat Apache, RDBMS, Jenkins, Nginx, Oracle Type ORM, Express.

What you'll be doing:

• As a Staff Engineer you will be responsible for the design of the features in the product roadmap

• Creating and encouraging good software development practices engineering-wide, driving strategic technical improvements, and mentoring other engineers.

• You will write code as we expect our technical leadership to be in the trenches alongside junior engineers, understanding root causes and leading by example

• You will mentor engineers

• You will own relationships with other engineering teams and collaborate with other functions within Blue Yonder

• Drive architecture and designs to become simpler, more robust, and more efficient.

• Lead designs discussion and come up with robust and more efficient designs to achieve features in product roadmap

• Take complete responsibility of the features developed right from coding till deployments

• Introduce new technology and tools for the betterment of the product

• Guides fellow engineers to look beyond the surface and fix the root causes rather than symptoms.

What we are looking for:

• Bachelor’s degree (B.E/B.Tech/M.Tech Computer science or related specialization) and minimum 7 to 10 years of experience in Software development, has been an Architect, within the last 1-2 years minimum. • Strong programming experience and background in Node JS and React JS.

• Hands-on development skills along with architecture/design experience.

• Hands-on experience on designing, building deploying and maintenance of enterprise cloud solutions.

• Demonstrable experience, thorough knowledge, and interests in Cloud native architecture, Distributed micro-services, Multi-tenant SaaS solution and Cloud Scalability, performance, and High availability

• Experience with API management platforms & providing / consuming RESTful APIs

• Experience with varied tools such as REST, Hibernate, RDBMS, Docker, Kubernetes, Kafka, React.

• Hands-on development experience on Oracle PL/SQL.

• Experience with DevOps and infrastructure automation.

Required a full stack Senior SDE with focus on Backend microservices/ modular monolith with 3-4+ years of experience on the following:

• Bachelor’s or Master’s degree in Computer Science or equivalent industry technical skills
• Mandatory In-depth knowledge and strong experience in Python programming language.
• Expertise and significant work experience in Python with Fastapi and Async frameworks. 
• Prior experience building Microservice and/or modular monolith.
• Should be an expert Object Oriented Programming and Design Patterns.
• Has knowledge and experience with SQLAlchemy/ORM, Celery, Flower, etc.
• Has knowledge and experience with Kafka / RabbitMQ, Redis.
• Experience in Postgres/ Cockroachdb.
• Experience in MongoDB/DynamoDB and/or Cassandra are added advantages.
• Strong experience in either AWS services (e.g, EC2, ECS, Lambda, StepFunction, S3, SQS, Cognito). and/or equivalent Azure services preferred.
• Experience working with Docker required.
• Experience in socket.io added advantage
• Experience with CI/CD e.g. git actions preferred. 
• Experience in version control tools Git etc.

This is one of the early positions for scaling up the Technology team. So culture-fit is really important.

• The role will require serious commitment, and someone with a similar mindset with the team would be a good fit. It's going to be a tremendous growth opportunity. There will be challenging tasks. A lot of these tasks would involve working closely with our AI & Data Science Team.
• We are looking for someone who has considerable expertise and experience on a low latency highly scaled backend / fullstack engineering stack. The role is ideal for someone who's willing to take such challenges.
• Coding Expectation – 70-80% of time.
• Has worked with enterprise solution company / client or, worked with growth/scaled startup earlier.
• Skills to work effectively in a distributed and remote team environment.

Expi with Node.js, Express, Feather JS
3rd party API integration knowledge
Database- MySql or NoSql

Kafka Client Integration with Nodejs

Redis integration using Nodejs

Software Architect

Symbl is hiring a Software Architect who is passionate about leading cross-functional R&D teams. This role will serve as the Architect across the global organization driving product architecture, reducing information silos across the org to improve decision making, and coordinating with other engineering teams to ensure seamless integration with other Symbl services.

*Symbl is seeking for a leader with a demonstrated track record of leading cross-functional dev team, you are fit for the role if *

• You have a track record of designing and building large-scale, cloud-based, highly available software platforms.
• You have 8+ years of experience in software development with 2+ years in an architect role.
• You have experience working on customer-facing machine learning implementations (predictions, recommendations, anomaly detection)
• You are an API first developer who understands the power of platforms.
• You are passionate about enabling other developers through your leadership and driving teams to efficient decisions.
• You have the ability to balance long-term objectives with urgent short-term needs
• You can successfully lead teams through very challenging engineering problems.
• You are domain Expertise in one or more of: Data pipelines and workflow, telephony systems, real time audio and video streaming machine learning.
• You have bachelor's degree in a computer science-related field is a minimum requirement
• You’ll bring your deep experience with distributed systems and platform engineering principles to the table.
• You are passionate about operational excellence and know-how to build software that delivers it.
• You are able to think at scale, define, and meet stringent availability and performance SLAs while ensuring quality and resiliency challenges across our diverse product and tech stacks are addressed with NodeJs as mandatory, Java, Python, Javascript, ReactJS with intersection with ML platform + open source DBs.
• You understand end-user use cases and are driven to design optimal software that meets business needs.

Your day would look like:

• Work with your team providing engineering leadership and ensuring your resources are solving the most critical engineering problems while ensuring your products are scalable, performant, and highly available.
• Focused on delivering the highest quality of services, and you support your team as they push production code that impacts hundreds of Symbl customers.
• Spent time with engineering managers and developers to create and deliver critical new products and/or features that empower them to introduce change with quality and speed.
• Made sure to connect with your team, both local and remote, to ensure they are delivering on engineering and operational excellence.
•  

*Job Location : Anywhere  –  Currently WFH due to COVID

Compensation, Perks, and Differentiators:

• Healthcare
• Unlimited PTO
• Paid sick days
• Paid holidays
• Flexi working
• Continuing education
• Equity and performance-based pay options
• Rewards & Recognition
• As our company evolves, so do our benefits. We’re actively innovating how we support our employees.