
Strong Senior Backend Engineer profiles
Mandatory (Experience 1) – Must have 5+ years of hands-on Backend Engineering experience building scalable, production-grade systems
Mandatory (Experience 2) – Must have strong backend development experience using one or more frameworks (FastAPI / Django (Python), Spring (Java), Express (Node.js).
Mandatory (Experience 3) – Must have deep understanding of relevant libraries, tools, and best practices within the chosen backend framework
Mandatory (Experience 4) – Must have strong experience with databases, including SQL and NoSQL, along with efficient data modeling and performance optimization
Mandatory (Experience 5) – Must have experience designing, building, and maintaining APIs, services, and backend systems, including system design and clean code practices
Mandatory (Domain) – Experience with financial systems, billing platforms, or fintech applications is highly preferred (fintech background is a strong plus)
Mandatory (Company) – Must have worked in product companies / startups, preferably Series A to Series D
Mandatory (Education) – Candidates from Tier - 1 engineering institutes (IITs, BITS, are highly preferred)

Similar jobs
Job Title : Java Backend Developer
Experience : 3 to 6 Years
Locations : Bangalore / Gurgaon (Hybrid – 3 Days Work From Office)
Shift Timings : 11:00 AM – 8:00 PM IST
Notice Period : Immediate to 15 Days Only
Job Description :
We are looking for experienced Java Backend Developers with strong expertise in building scalable microservices-based architectures. The ideal candidate should have hands-on experience with Spring Boot, containerized deployments, and DevOps tools.
✅ Must-Have Skills :
- Java – Strong programming skills in core Java.
- Spring Boot (2.x / 3.x) – Deep understanding of microservices architecture and patterns.
- Microservices – Design and implementation experience.
- Kubernetes – Experience deploying and managing microservices
- Jenkins & Maven – Build and CI/CD pipeline experience
- PostgreSQL – Experience with relational database management
✨ Good-to-Have Skills :
- Git – Source control management
- CI/CD Pipeline Tools – End-to-end pipeline automation
- Cloud & DevOps Knowledge – Experience with cloud-based deployments
Profile: Senior Java Developer
🔷 Experience: 5+ Years
🔷 Location: Remote
🔷 Shift: Day Shift
(Only immediate joiners & candidates who have completed notice period)
✨ What we want:
✅ AWS cloud services (MANDATORY)
✅ Docker containerization (MANDATORY)
✅ Spring/Spring Boot framework
✅ RESTful API development
✅ Microservices architecture
✅ Database experience (SQL/NoSQL)
✅ Git version control & CI/CD
✅ Kubernetes orchestration
The Company:
We are a growing EV infrastructure startup with offices in IIT-Madras Research Park and Noida.
Sonik Mobility is a brand of our company Azhar Engineering incubated at IIT-Madras Research Park, which is primarily focused on developing and deploying smartest, lOT enabled and the most user-friendly EV charging stations and semi-autonomous battery swap stations in India ranging from 3.3 kW to 22 kw.
We are a company founded by two graduates and friends namely Mohammad Safa Azhar and Preak Gupta from The Pennsylvania State University, USA and are the only company providing the dual solution of charging and semi-autonomous battery swapping stations under one roof.
Our ideal candidate for this position must have a penchant to learn new things and above all must have a passion to change the status quo of EV charging infrastructure in India.
We believe that charging your EV should be as easy as refueling your ice vehicle if not easier.
The Position: We're looking for a Software Engineer/ Full Stack Developer to work on our application and integration with third party APIs.
Objectives:
We are looking for a Software Engineer/Back-end Developer to work on our cloud-hosted application & integrate with 3rd party APIs. This will include the following:
- Maintain and keep up-to-date our cloud-hosted application
- Collaborate with the rest of the team to ensure applications align with organizational goals.
- Oversee the performance of the application to ensure they're always running properly.
• Improve our overall application process and continuously find ways to advance our company vision.
Responsibilities: As a software engineer/ Back-end developer, these will be some of your responsibilities
- Work closely with our hardware integration team to integrate the application with our hardware.
- Ensure the application is hosted and fully functional on cloud (AWS).
- Work closely with NPCI for integration into our system via APIs.
- Carry out regular security and performance checks
- Assesses feasibility of design and project parameters within time and cost constraints.
Requirements:
- B-Tech/M-Tech in Computer Science/Electronics/Engineering
- Proven experience of 2-3 vears (professional or otherwise)
- Strong knowledge of programming languages such PHP, Python, C, or C++.
- Knowledge of API integrations with 3rd party applications/hardware
- Knowledge of software and hardware integration
- Experience with hosting applications on cloud (AWS or Azure)
- Working knowledge of software development tools and technologies
- Desired skills:
- Experience with Battery Management systems
- Experience with CAN
- Knowledge of OCPP protocol
- AWS experience preferred
- Strong communication and teamwork skills
- Contribute individually to product solution development.
As a Node.js Developer at Primathon Technology, you will be responsible for designing, developing, and maintaining server-side applications using Node.js. You will collaborate with cross-functional teams to implement new features, optimize existing functionality, and ensure the best possible performance, security, and user experience. Key Responsibilities:
1. Develop and maintain server-side applications using Node.js, ensuring optimal performance and scalability.
2. Collaborate with front-end developers, designers, and other stakeholders to implement new features and enhance existing functionality.
3. Write clean, maintainable, and efficient code while adhering to coding standards and best practices.
4. Participate in code reviews to ensure code quality and consistency within the development team.
5. Troubleshoot and debug issues across the application stack, identifying and resolving performance bottlenecks and other challenges. 6. Implement security and data protection measures, ensuring the application's compliance with industry standards.
7. Optimize applications for maximum speed and scalability. Qualifications and Skills:
1. Bachelor's degree in Computer Science, Engineering, or a related field.
2. Minimum of 2 years of professional experience as a Node.js Developer
. 3. Proficient in server-side JavaScript programming using Node.js.
4. Strong understanding of asynchronous programming, including Promises and async/await.
5. Experience with RESTful API development and integration.
6. Familiarity with front-end technologies such as HTML, CSS, and JavaScript frameworks (e.g., React, Angular, Vue) is a plus.
7. Knowledge of database systems (e.g., MongoDB, MySQL, PostgreSQL) and data modeling.
8. Experience with version control systems (e.g., Git) and collaborative development workflows.
9. Good understanding of software development lifecycle (SDLC) and agile methodologies.
10. Strong problem-solving skills and attention to detail
Responsibilities:
Developing and maintaining all server-side network components.
Ensuring optimal performance of the central database and responsiveness to front-end
requests.
Collaborating with front-end developers on the integration of elements.
Designing customer-facing UI and back-end services for various business processes.
Developing high-performance applications by writing testable, reusable, and efficient code.
Implementing effective security protocols, data protection measures, and storage solutions.
Running diagnostic tests, repairing defects, and providing technical support.
Documenting Node.js processes, Typescript processes including database schemas, as well as
preparing reports.
Recommending and implementing improvements to processes and technologies.
Keeping informed of advancements in the field of Typescript and Node.js development.
Skills:
Extensive knowledge of JavaScript, web stacks, libraries, and frameworks.
2-4 years of strong proficiency in Node.js and Typescript. And core principles of javascript.
Experience in test-driven development.
Experience working with SQL based DBs, REST API.
Strong interpersonal, communication, and collaboration skills.
Exceptional analytical and problem-solving aptitude.
Knowledge about the Software Development Life Cycle Model, development best practices
and standards, source control, code review, build and deployment, continuous integration.
Job Summary
- 5 to 8 years of experience with Python, and well versed with RDBMS (SQL Server preferred).
- Should have good experience in Data Structures, Algorithms, NumPy, and Pandas.
- Familiar with JSON and REST APIs
- Strong knowledge of object-oriented and parallel programming techniques
- Experience with test-driven development (TDD)
- Excellent analytical and problem-solving skills
- Good interpersonal skills
- Good team player
Skills:
Python Developer
Python
API
RDBMS
You’ll be our: Application Developer
You’ll be based at: IBC Knowledge Park, Bengaluru
You’ll be Aligned with: Application Development Lead
You’ll be the member of:VehicleSoftware Team
What you’ll do at Ather:
-
You will be developing the various Applications for the cloud to process data connecting with the vehicle
-
You shall work with the Lead and product team to define and deliver features.
-
Be part of the Agile team, to define Sprint work content definition.
-
Work with cross functional teams to drive overall feature delivery.
-
Be part of the initiatives that achieve the functional requirements of the team. Explore technical feasibility of solutions, propose and evaluate tech stacks.
-
Performance tuning and benchmarking of the features
Here’s what we are looking for:
-
Strong knowledge and Hands on experience with Nodejs, RestAPI, Java Script, Java Development experience in cloud based infrastructure
-
Strong fundamentals in any fullstack of your choice, OOPS concepts, Google Cloud Platform. Knowledge of Java, React, React Native, Android Native , HTML5, Firebase and Go Programming is a plus.
-
Knowledge on CI/CD pipelines, JIRA, UML, Static Code Analysis tools and Unit test framework is required
-
Knowledge on the S/W communication protocols like gRPC, HTTP, MQTT is a plus Cross platform development experience would be needed.
-
Knowledge of Cloud Based solutions would be a plus.
-
App development for a product which is beyond a mobile platform would be a plus. Experience with Telematics/Infotainment projects would be a great advantage.
-
Strong experience with Agile methodology, along with tools such as JIRA, Confluence.
-
Flashing and debugging tools experience is a plus.
You bring to Ather:
-
Bachelor’s/Master’s in computer science or any other equivalent degree
Roles and Responsibilities
• Code, develop, design and architect features related to the existing application. We
expect you to own modules end to end and take pride in the work products you
ship.
• Lead from the front, when it comes to delivering high quality work products. Serve
as a mentor to the team members
• Create and define performance metrics. Ideate, innovate and hack through the
existing systems to improve performance.
• Perform code reviews, set coding practices and guidelines within the team.
• Make sense of the product specs, be nimble in getting the issues resolved. Be a
thought leader.
Critical Functional Skills:
• Solid understanding and knowledge of Java/C/C++. You should understand the
concepts of multithreading, I/O, messaging, instrumentation etc and their
implementation in Java/Any other Object-Oriented Language.
• Proficiency in the implementation of algorithms and the use of advanced data
structures to solve problems in computing. A solid foundation in the principles of
computer science is desired.
• Ability to write clean, modular, and loosely coupled code by the use of design
patterns.
• He/She should be able to break down and architect complex software systems. For
example- Build
• Cars Availability Engine for Ola.
• Strong decision-making ability
• Deep expertise in at least one programming language & tech stack.
• Substantial experience in building complex and scalable solutions.
• Strong object-oriented design skills, ability to apply design patterns, and an uncanny
ability to design intuitive module and class-level interfaces
• The ability to do deep problem solving and build elegant, maintainable solutions to
complex problems.
• Experience leading multi-engineer projects and mentoring junior engineers
• Experience with full life cycle development in any programming language on a Linux
platform
• Comprehensive operational experience including, optimizations, deployments and
tuning servers like apache/mysql/tomcat/solr
• Prior experience in working with Agile software methodologies (XP, Scrum), TDD,
and Continuous Integration(CI/CD) a plus.
• Experience in building data-driven web application design and development is a plus
• Expert level experience in building a scalable, large and complex business
application.
Experience Required:
• Typically with an experience of 5+ years of development experience in a product
firm.
• Must have lead, designed, architected and delivered at least 1 project in his previous
assignments independently.
Minimum Qualifications Required:
• Btech/MS from a reputed Institute
• Deep expertise with any or combination programming languages: Java, C++, C#,
Ruby, Scala,
• Go any object-oriented high-level proprietary or open-source language with strong
programming constructs. We are not skill-specific but go by strength in
competencies
• Machine coding
• Single machine in-memory program
• Need a working code with functionality
• Readable and well-designed code with right abstractions, separation of concerns,
• right design patterns
• Performant code with concurrency and efficient data structures
• Write test cases covering the happy path and edge cases
• Problem Solving
• Choose the right combination of data structures to solve the problem
• Identify most edge cases for the problem
• Identify opportunities of parallelism: utilizes multi-core solutions where applicable
• Design & Architecture
• Distributed systems design and system interaction
• Identify API signatures
• LLD with class design
• Solve for performance & availability
A backend developer works alongside front-end developers, full stack developers, programmers or UX specialists to create comprehensive digital solutions for business needs. They make sure the website is scalable and that it can still function when hit by large loads—be that traffic or demanding scripts. They are also tasked with
maintaining and testing existing back-end elements to ensure they’re as fast and efficient as possible. Data storage also comes under their remit, which requires them to have a good knowledge of data security and compliance.
Duties and responsibilities:
• Analyses, designs, develops, and codes REST API using NodeJS more programming languages, Web and Rich Internet Applications.
• Supports applications with an understanding of system integration, test planning, scripting, and troubleshooting.
• Assesses the health and performance of software applications and databases.
• Establishes, participates, and maintains relationships with business units, customers and subject matter experts to remain apprised of direction, project status, architectural and technology trends, risks, and functional/integration issues.
• Defines specifications and develop programs, modifies existing programs, prepares test data, and prepares functional specifications.
• Analyses program and application performance using various programming languages, tools and techniques.
• Manage staff of 2-3 & manage microservices of software most effectively and efficiently.
• Reviews project proposals evaluate alternatives, provides estimates and makes recommendations.
• Designs and defines specifications for systems.
• Identifies potential process improvement areas and suggests options and recommends approaches
System Design Concepts:
- Scaling
- API Gateway
- Microservices
- Message Queue
Qualifications:
Graduation - B. Com + IT Certification/ B.Sc. - IT / B.Sc. Comp Sc./ B.Sc. IT/ BE-IT/ BE-Comps
Technical Skills:
Oracle, SQL, Java, Node JS, REST API Debugging.
Soft Skills:
Client Management; Good interpersonal skills; Good Communication










