
Senior Backend Engineer (Node.Js)
at A complete customer interaction and engagement platform
Roles & Responsibilities:
- Write well-designed, testable, efficient, and high-quality code.
- Design (LLD & HLD) and architect technical solutions for the business problems of a large-scale system.
- Prepare and produce releases of software components.
- Support continuous improvement by investigating alternatives and technologies.
- Contribute to all phases of the development lifecycle.
- Lead the backend engineering team with examples.
Requirements:
- 5+ years’ experience under your belt developing performance-critical applications that run in a production environment using Node.Js
- Expertise in Database modeling, preferably relational DB, spotting DB bottlenecks, and writing optimized DB queries.
- Expertise in common Cloud technologies, AWS/GCP Knowledge of CI/CD tools and workflows.
- Knowledge in one or more of the following: NoSQL (especially, but not only Redis), Queueing system experience (Kafka, RabbitMQ, ActiveMQ, MSMQ)
- Good stakeholder management skills, with an ability to build trust and rapport with internal and external stakeholders
- It is good to have knowledge of Kubernetes and Docker and related deployment technologies.

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Job Title : Senior Consultant (Java / NodeJS + Temporal)
Experience : 5 to 12 Years
Location : Bengaluru, Chennai, Hyderabad, Pune, Mumbai, Gurugram, Coimbatore
Work Mode : Remote (Must be open to travel for occasional team meetups)
Notice Period : Immediate Joiners or Serving Notice
Interview Process :
- R1 : Tech Interview (60 mins)
- R2 : Technical Interview
- R3 : (Optional) Interview with Client
Job Summary :
We are seeking a Senior Backend Consultant with strong hands-on expertise in Temporal (BPM/Workflow Engine) and either Node.js or Java.
The ideal candidate will have experience in designing and developing microservices and process-driven applications, as well as orchestrating complex workflows using Temporal.io.
You will work on high-scale systems, collaborating closely with cross-functional teams.
Mandatory Skills :
Temporal.io, Node.js (or Java), React.js, Keycloak IAM, PostgreSQL, Terraform, Kubernetes, Azure, Jest, OpenAPI
Key Responsibilities :
- Design and implement scalable backend services using Node.js or Java.
- Build and manage complex workflow orchestrations using Temporal.io.
- Integrate with IAM solutions like Keycloak for role-based access control.
- Work with React (v17+), TypeScript, and component-driven frontend design.
- Use PostgreSQL for structured data persistence and optimized queries.
- Manage infrastructure using Terraform and orchestrate via Kubernetes.
- Leverage Azure Services like Blob Storage, API Gateway, and AKS.
- Write and maintain API documentation using Swagger/Postman/Insomnia.
- Conduct unit and integration testing using Jest.
- Participate in code reviews and contribute to architectural decisions.
Must-Have Skills :
- Temporal.io – BPMN modeling, external task workers, Operate, Tasklist
- Node.js + TypeScript (preferred) or strong Java experience
- React.js (v17+) and component-driven UI development
- Keycloak IAM, PostgreSQL, and modern API design
- Infrastructure automation with Terraform, Kubernetes
- Experience in using GitFlow, OpenAPI, Jest for testing
Nice-to-Have Skills :
- Blockchain integration experience for secure KYC/identity flows
- Custom Camunda Connectors or exporter plugin development
- CI/CD experience using Azure DevOps or GitHub Actions
- Identity-based task completion authorization enforcement
- 3+ years of experience in the Development in JAVA technology.
- AWS or cloud Experience
- Strong Java Basics
- SpringBoot or Spring MVC
- Hands on experience on Relationl Databases (SQL query or Hibernate) + Mongo (JSON parsing)
- Proficient in REST API development
- Messaging Queue (RabitMQ or Kafka)
- Microservices
- Any Caching Mechanism
- Good at problem-solving
Good to Have Skills:
- 3+ years of experience in using Java/J2EE tech stacks
- Good understanding of data structures and algorithms.
- Excellent analytical and problem solving skills.
- Ability to work in a fast paced internet start-up environment.
- Experience in technical mentorship/coaching is highly desirable.
- Understanding of AI/ML algorithms is a plus.


Our client is a rapid growth stage Edtech start-up focused on solving the teacher shortage crisis in the US education system using technology by bringing teachers to the classrooms and giving them access to the right tools to teach students in a highly engaging manner.
They have a development center in Mumbai and they are looking to scale up the teams in Pune and Bangalore as well.
What does the role entail:
● Design, develop, and maintain software applications using .NET Core ,C#
● Write clean, maintainable, and efficient code
● Collaborate with cross-functional teams to analyze requirements, design solutions, and implement new features
● Develop and implement unit tests and integration tests to ensure software quality
● Troubleshoot and debug applications
● Participate in code reviews and provide constructive feedback to peers
Required Skills:
● B.E/B.Tech in computer science
● 1 - 3 years of experience
● Hands-on experience following skills
MS Technologies: NET CORE 7+, C#
Backend: MSSQL / MySQL /Postgres
● Preferred understanding of Cloud: Azure/AWS.
● Strong understanding of object-oriented programming, Design principles, data structures, and algorithms
● Worked in an Agile software development environment
Job Location- https://www.linkedin.com/feed/hashtag/?keywords=pan_india&highlightedUpdateUrns=urn%3Ali%3Aactivity%3A6991253725264662528">#PAN_India
Experience- #5-https://www.linkedin.com/feed/hashtag/?keywords=9years&highlightedUpdateUrns=urn%3Ali%3Aactivity%3A6991253725264662528">#9Years
Employment Type- https://www.linkedin.com/feed/hashtag/?keywords=permanent&highlightedUpdateUrns=urn%3Ali%3Aactivity%3A6991253725264662528">#Permanent
Notice Period- https://www.linkedin.com/feed/hashtag/?keywords=immediate&highlightedUpdateUrns=urn%3Ali%3Aactivity%3A6991253725264662528">#Immediate to 15#30Days
https://www.linkedin.com/feed/hashtag/?keywords=mandatory_skills&highlightedUpdateUrns=urn%3Ali%3Aactivity%3A6991253725264662528">#Mandatory_Skills:-https://www.linkedin.com/feed/hashtag/?keywords=java&highlightedUpdateUrns=urn%3Ali%3Aactivity%3A6991253725264662528">#Java https://www.linkedin.com/feed/hashtag/?keywords=springboot&highlightedUpdateUrns=urn%3Ali%3Aactivity%3A6991253725264662528">#Springboot #Microservices#AWS
Job Description :
A candidate who has a strong background in the design and implementation of scalable architecture and a good understanding of Algorithms, Data structures, and design patterns. Candidate must be ready to learn new tools, languages, and technologies
Skills :
Microservices, MySQL/Postgres, Kafka/Message Queues, Elasticsearch, Data pipelines, AWS Cloud, Clickhouse/Redshift
What you need to succeed in this role
- Minimum 6 years of experience
- Good understanding of various database types: RDBMS, NoSQL, GraphDB, etc
- Ability to build highly stable reliable APIs and backend services.
- Should be familiar with distributed, high availability database systems
- Experience with queuing systems like Kafka
- Hands-on in cloud infrastructure AWS/GCP/Azure
- Highly plus if know one or more of the following: Confluent ksql, Kafka connect, Kafka streams
- Hands-on experience with data warehouse/OLAP systems such as Redshift, click house and added plus.
- Good communication and interpersonal skills
Benefits of joining us
- Ability to join a small and growing team, and work with some of the coolest people you've ever met
- Opportunity to make an impact, and leave your mark on this organization.
- Competitive compensation, with the ability to shape your own career trajectory
- Go Extra Mile with Learning and Development
What can you look for?
A wholesome opportunity in a fast-paced environment that will enable you to juggle between concepts, yet maintain the quality on 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 benefits of being at Xoxoday.
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 or consumers for better business results.
Synapsica is a growth stage HealthTech startup founded by alumni from IIT Kharagpur, AIIMS New Delhi, and IIM Ahmedabad. We believe healthcare needs to be transparent and objective, while being affordable. Every patient has the right to know exactly what is happening in their bodies and they don’t have to rely on cryptic 2 liners given to them as diagnosis.
Towards this aim, we are building an artificial intelligence enabled cloud based platform to analyze medical images and create 2.0 of advanced radiologist reporting.
We are backed by YCombinator and other marquee investors from India, US and Japan. We are proud to have GE, AIIMS, the Spinal Kinetics as our partners.
Join us, if you find this as exciting as we do!
Description:
Synapsica is looking for a Node.js/Python developer who is passionate about designing and implementing scalable solutions with highest quality. You will be responsible for creating high performance, responsive, and secure server-side programs to manage Synapsica platform. You will be responsible for designing, managing and supporting cloud platform and scaling our database. This role is ideal for you if you have a background in bakcned development and are looking for the next level of career growth in a fast paced, learning based and merit driven work environment.
Responsibilities:
- Design and development of our new platform modules from scratch.
- Hands on implementation of our APIs and integrations.
- Design, scaling and integration of new/existing databases.
- Ensuring the entire stack is designed and built for speed and scalability
- Design and construction of our REST APIs with best secutiry mechanisms.
- Design and implementation of continuous integration and deployment pipelines in tandem with the respective team members.
- Performance tuning and improvements in large scale systems.
- Ensuring responsiveness and cross-platform compatibility of applications.
- Owning and delivering end-to-end products, features, enhancements.
Requirements:
- Degree in Computer Science or related discipline with strong competencies in data structures, algorithms, and software design
- At least 4+ years of experience with writing Python/NodeJS/PHP/Ruby on Rails.
- Prior experience of database design and management in MongoDB, including being up on the latest practices and associated versions.
- Experience in building highly scalable business applications, which involve implementing large complex business flows and dealing with huge amount of data.
- Familiarity with AWS (or equivalent) ecosystem with end-to-end cloud deployment.
- Experience implementing code level unit tests.
- Proficiency with Git / Version control.
- Appreciation for clean and well documented code
- Excellent verbal communication skills.
- Good problem solving skills.
- Attention to detail.
- Very high sense of ownership.
- Deep interest and passion for technology

Hello,
My name is Amim and I'm a part of the Talent Acquisition team in PayU India!
Were looking for a seasoned Backend engineers who would work on cutting edge technologies to solve complex problems in FinTech world. We are currently looking for bright and talented backend engineers, who can bring new ideas to the table and contribute to our strategy in a big way.
If you like to solve complex problems and challenges, that too in a fast-moving and dynamic environment, this is great opportunity for you.
Who were looking for
Position : Senior Software Engineer / Lead Software Engineer
Experience : 4 yrs - 9 yrs
Job Location: Bangalore / Gurgaon / Pune(Currently WFH)
Key Skills : Object Oriented Programming ( Java / Go Lang), Problem Solving, Data Structures Algorithms, System Design Microservices / Spring Boot, Distributed Systems, AWS, Cloud, Scalability, Web Security, Kafka, Elasticsearch, Mo SQL / MongoDB / MySQL etc.
Desired Profile
B.E / B. Tech / M. Tech in computer science or equivalent with excellent academic record.
Experience in any language like Java / GoLang / Core Java / Scala / RoR and object oriented design.
You will be Translating high level business problems into scalable design and code.
Very strong in Data Structures and Algorithms with excellent programming skills
Have experience in building and maintaining large scale web applications in service oriented architecture.
Passion for adopting new technologies at rapid pace and working in a highly agile environment
What we offer
A positive, get-things-done workplace
A dynamic, constantly evolving space (change is par for the course important you are comfortable with this)
An inclusive environment that ensures we listen to a diverse range of voices when making decisions.
Ability to learn cutting edge concepts and innovation in an agile start-up environment with a global scale
Access to 5000+ training courses accessible anytime/anywhere to support your growth and development (Corporate with top learning partners like Harvard, Coursera, Udacity)
About us
At PayU, we are a global fintech investor and our vision is to build a world without financial borders where everyone can prosper. We give people in high growth markets the financial services and products they need to thrive. Our expertise in 18+ high-growth markets enables us to extend the reach of financial services. This drives everything we do, from investing in technology entrepreneurs to offering credit to underserved individuals, to helping merchants buy, sell, and operate online. Being part of Prosus, one of the largest technology investors in the world, gives us the presence and expertise to make a real impact. Find out more at http://www.payu.com">www.payu.com
Our Commitment to Building A Diverse and Inclusive Workforce
As a global and multi-cultural organization with varied ethnicities thriving across locations, we realize that our responsibility towards fulfilling the D&I commitment is huge. Therefore, we continuously strive to create a diverse, inclusive, and safe environment, for all our people, communities, and customers. Our leaders are committed to create an inclusive work culture which enables transparency, flexibility, and unbiased attention to every PayUneer so they can succeed, irrespective of gender, color, or personal faith. An environment where every person feels they belong, that they are listened to, and where they are empowered to speak up. At PayU we have zero tolerance towards any form of prejudice whether a specific race, ethnicity, or of persons with disabilities, or the LGBTQ communities.
If you are interested, please share your resume on md.amim at payu.in
Your Day-to-Day Tasks Include:
Works in requirements like Engineering, Design, Development, and Deployment. All the tasks involves working with Java, SQL Server and Couchbase.
Build and monitor data pipelines that serve 100+ websites, 150M+ unique impressions daily. Write code that can handle 4x more scale than the given requirement.
Maintain uptime of multiple distributed web applications.
Build data pipelines to pull data from upstream partners like Google.
You Should Have:
Minimum 3 years of experience with Java.
Minimum 2 year of experience with any SQL database (MySql, MSSql, Oracle, DB2, Sybase). Minimum 3 years of experience with web development.
Experience with any NoSql database (MongoDb, Couchbase, CouchDb, DynamoDb). Experience of designing/implementing/maintaining scalable systems.
Experience with any cloud platform (AWS/Azure/GCP).
Good To Have:
Experience with BI and data reporting.
Experience with Elastic search.
Understanding of data warehousing.
Experience in Node.js.
1. Technical skills include Java/JDK 6 and above, web services SOAP, REST, Micro Webservice, XML Parsing and schema design skills, JDBC, ORM, Multi-Threading.
2. Hands-on experience in design (HLD/LLD) and design patterns and Design principles is mandatory.
3. Excellent communication and client handling skills are required.
4. Server-side component design, detailed technical design, development, implementation and maintenance
5. In depth knowledge of core java. Solid on coding fundamentals e.g. Object-Oriented design, data structures and dependency injection
6. Hands-on experience in widely used third party frameworks (e.g. Spring, Hibernate)
7. Experience with Java Script framework like EXTJS, Jquery , Angular etc.
8. Strong background Object Oriented analysis and design
9. Hands on experience with Databases technologies preferably MS SQL Server.
10.Knowledge of deployment platforms Jboss/ Wildfly/Tomcat.
11.Experience working in high performing development teams using Agile/Scrum methodologies and tools (eg.Agile,Jira)
12 Experience with automated code review tools and build process.
13.Experience in performance optimization by code optimization, profiling, detecting bottle neck and finding contended locks in system
14.Proven track record of being a successful developer and lead and mentor by accomplishing tasks on schedule with strong initiative, commitment to quality, team blending and leadership skills.
15.The candidate must be highly self-motivated confident and mature, well developed analytical and problem-solving skills with the aptitude to learn as well as a flexibility to adapt to change.
16. Candidate should have worked on end-to-end life cycle of the project (ideation to go-live)
The right candidate will be offered ESOPs as well in their compensation.

