Senior Software Engineer

Job Details

- Job Title: Lead Software Engineer - Java, Python, API Development

- Industry: Global digital transformation solutions provider

- Domain - Information technology (IT)

- Experience Required: 8-10 years

- Employment Type: Full Time

- Job Location: Pune & Trivandrum/ Thiruvananthapuram

- CTC Range: Best in Industry

Job Description

Job Summary

We are seeking a Lead Software Engineer with strong hands-on expertise in Java and Python to design, build, and optimize scalable backend applications and APIs. The ideal candidate will bring deep experience in cloud technologies, large-scale data processing, and leading the design of high-performance, reliable backend systems.

Key Responsibilities

• Design, develop, and maintain backend services and APIs using Java and Python
• Build and optimize Java-based APIs for large-scale data processing
• Ensure high performance, scalability, and reliability of backend systems
• Architect and manage backend services on cloud platforms (AWS, GCP, or Azure)
• Collaborate with cross-functional teams to deliver production-ready solutions
• Lead technical design discussions and guide best practices

Requirements

• 8+ years of experience in backend software development
• Strong proficiency in Java and Python
• Proven experience building scalable APIs and data-driven applications
• Hands-on experience with cloud services and distributed systems
• Solid understanding of databases, microservices, and API performance optimization

Nice to Have

• Experience with Spring Boot, Flask, or FastAPI
• Familiarity with Docker, Kubernetes, and CI/CD pipelines
• Exposure to Kafka, Spark, or other big data tools

Skills

Java, Python, API Development, Data Processing, AWS Backend

Skills: Java, API development, Data Processing, AWS backend, Python,

Must-Haves

Java (8+ years), Python (8+ years), API Development (8+ years), Cloud Services (AWS/GCP/Azure), Database & Microservices

8+ years of experience in backend software development

Strong proficiency in Java and Python

Proven experience building scalable APIs and data-driven applications

Hands-on experience with cloud services and distributed systems

Solid understanding of databases, microservices, and API performance optimization

Mandatory Skills: Java API AND AWS

******

Notice period - 0 to 15 days only

Job stability is mandatory

Location: Pune, Trivandrum

Full stack Developer (Ref.ID: VRPL-FSD-Chn-0326)

No. of Positions: 2 Nos. Senior 1 No. Junior 1 No.

API Development & Architecture:

Design and develop scalable RESTful APIs using Node.js & TypeScript

Build modular, reusable, and clean backend architecture

Implement authentication & authorization (JWT / OAuth / Role-based access)

Ensure API security best practices

Write well-structured documentation (Swagger / Postman)

Real-Time Communication (Sockets):

Develop real-time features using WebSockets / Socket.io

Implement:

Live tracking

Real-time notifications

Status updates

Chat systems

Optimize socket performance and reconnection handling

Ensure scalability under concurrent user load

Database & Data Layer (PostgreSQL):

Design scalable and optimized database schemas

Write complex SQL queries & joins

Implement indexing & query optimization

Handle transactions and concurrency control

Work with ORMs like Prisma / TypeORM (preferred)

Maintain database security and backup strategies

Ensure data security and backups

Performance & Scalability:

Optimize API response times

Implement caching strategies (Redis preferred)

Design rate limiting and throttling mechanisms

Ensure system reliability & fault tolerance

Handle background jobs & queues

Deployment & DevOps Collaboration:

Deploy applications on AWS / GCP

Work with Docker containers

Implement CI/CD pipelines

Monitor logs & performance metrics

WhatsApp Business Integration:

Integrate WhatsApp Business API (Cloud / On-Premise)

Work with providers like Exotel / Twilio (preferred)

Implement Template messaging

OTP authentication

Notifications & alerts

Two-way communication

Manage webhook events and delivery tracking

Ensure compliance with WhatsApp policies

Required Skills:

Strong proficiency in Node.js

Hands-on experience with TypeScript

Strong experience in PostgreSQL

Experience building RESTful APIs

Experience with WebSockets / Socket.io

Good understanding of system design & architecture

Git version control

Knowledge of API security best practices

Preferred Skills:

Experience in real-time platforms (ride-hailing, delivery, chat systems)

Redis for caching

Message queues (Kafka / RabbitMQ / BullMQ)

Microservices architecture

Payment gateway integration

Cloud infrastructure knowledge

Soft Skills:

Strong analytical, problem-solving skills, and debugging skills

Startup mindset & ownership attitude

Ability to work in fast-paced startup environment and work independently

Good communication skills in all aspects

As a Senior Software Engineer, you need to have:
● Advanced knowledge of PHP, Nodejs, MySQL, HTML/CSS, Javascript etc.
● Some experience in managing engineering teams of 5-20 people.

Work Details:
● Your work will involve managing software development team via web and mobile
technologies like PHP/Laravel, MySQL, Node.js, MongoDB, React, Angular, Ionic, AWS
etc.
● Lead, Coach and mentor a strong and passionate team of web and mobile Engineers and Designers
● Drive new features and improve performance
● Define or Review architectural standards and processes
● Drive performance analysis and optimization efforts
● Help set and fulfil the engineering hiring plan for the team including sourcing, screening
and interviewing
● Represent the team in engineering and product meetings
● Work with teams across Squareboat to ensure a seamless user experience for our
client's customers
● Champion continuous improvement to help raise the bar on quality, performance and
maintainability
● Keep abreast of the changes in the industry and champion new technologies and
development processes within the team

You need to have:
● 5+ years of relevant software development experience
● Bachelor’s or Master's degree in Computer Science, Computer Engineering or a related
technical discipline
● A good understanding of the software development lifecycle
● Some interesting side projects you have done or a Github profile with real open source
contributions will be a big plus

Benefits:
● Working with the latest web technologies in an early-stage product startup, with plenty of
opportunities to learn
● You will work directly under the mentorship of other senior designers/developers and the
startup's founders

Skills:
● PHP, Javascript, MySQL, AngularJS, React.js

• 6+ years of experience in building web applications using ASP.net, web API, SQL Server, and Testable code.
• C# with Strong in OOPS,
• Hands on experience in React JS or Node JS,
•Experience of architecting and designing web applications and services
• Must have at least 1+ year experience using React or Node JS.
• Passion for building and delivering great software with a strong sense of ownership, while working closely with junior team members.
• Conceptual knowledge of middleware architecture.
• Strong experience with Agile processes.
• Exposure to tools to optimize web application performance-MH
• Understanding and experience of working with Product Management, Design and DevOps teams

• Experience in building applications on .NET Core, is a great plus
• Experience working with CRM Products 

Architect

Experience - 12+ yrs

About Wekan Enterprise Solutions

Wekan Enterprise Solutions is a leading Technology Consulting company and a strategic investment partner of MongoDB. We help companies drive innovation in the cloud by adopting modern technology solutions that help them achieve their performance and availability

requirements. With strong capabilities around Mobile, IOT and Cloud environments, we have an extensive track record helping Fortune 500 companies modernize their most critical legacy and on-premise applications, migrating them to the cloud and leveraging the most cutting-edge technologies.

Job Description

We are looking for passionate architects eager to be a part of our growth journey. The right candidate needs to be interested in working in high-paced and challenging environments leading technical teams, designing system architecture and reviewing peer code. Interested in

constantly upskilling, learning new technologies and expanding their domain knowledge to new industries. This candidate needs to be a team player and should be looking to help build a culture of excellence.

Do you have what it takes?

You will be working on complex data migrations, modernizing legacy applications and building new applications on the cloud for large enterprise and/or growth stage startups.

You will have the opportunity to contribute directly into mission critical projects directly interacting with business stakeholders, customer’s technical teams and MongoDB solutions Architects.

Location - Chennai or Bangalore

● Relevant experience of 12+ years building high-performance applications with at least

3+ years as an architect.

● Good problem solving skills

● Strong mentoring capabilities

● Good understanding of software development life cycle

● Strong experience in system design and architecture

● Strong focus on quality of work delivered

● Excellent verbal and written communication skills

Required Technical Skills

● Extensive hands-on experience building high-performance applications using Node.Js

(Javascript/Typescript) and .NET/ Golang / Java / Python.

● Strong experience with appropriate framework(s).

● Well versed in monolithic and microservices architecture.

● Hands-on experience with data modeling on MongoDB and any other Relational or NoSQL databases

● Experience working with 3rd party integrations ranging from authentication, cloud

services, etc.

● Hands-on experience with Kafka or RabbitMQ.

● Hands on experience with CI/CD pipelines and atleast 1 cloud provider - AWS / GCP / Azure

● Strong experience writing and maintaining clear documentation

Good to have skills:

● Experience working with frontend technologies - React.Js or Vue.Js or Angular.

● Extensive experience consulting with customers directly for defining architecture or system design.

● Technical certifications in AWS / Azure / GCP / MongoDB or other relevant technologies

Software Engineer

Responsibilities

• Work with a performance oriented team driven by ownership and open to experiments.
• Learn to design systems for high accuracy, efficiency and scalability.
• Help us make decisions to shape our REST APIs for developers worldwide
• Think outside the box, adapting the latest software technologies
• Contribute to open source
• Be involved and drive product & design discussions.
• Contribute to our technical innovation by learning and sharing your knowledge with our Engineering teams

Requirements

• Graduation in any technical stream
• A minimum of (3 to 5 ) years of relevant experience
• Ability to work at all levels of the stack, from Golang/NodeJS+NoSQL/SQL to React/+HTML+CSS+Azure/AWS
• Good architectural & design skills.
• Take full ownership and responsibility for building, shipping, and maintaining core LoginRadius features, end to end.
• Design and architect complex new systems, focusing not only on performance and scalability, but also on crafting a beautiful user experience.
• Experience in Docker/Kubernetes is a plus
• Ability to build a feature from scratch & drive it to completion
• A willingness to learn new technology, whatever lets you deliver the best product

• Have worked at a product company is a plus

• Develop, record and maintain cutting edge web-based PHP applications on portal plus premium service platforms
• Build innovative, state-of-the-art applications and collaborate with the User Experience (UX) team
• Ensure HTML, CSS, and shared JavaScript is valid and consistent across applications
• Prepare and maintain all applications utilizing standard development tools
• Utilize backend data services and contribute to increase existing data services API
• Lead the entire web application development life cycle right from concept stage to delivery and post launch support
• Convey effectively with all task progress, evaluations, suggestions, schedules along with technical and process issues
• Document the development process, architecture, and standard components
• Coordinate with co-developers and keeps project manager well informed of the status of development effort and serves as liaison between development staff and project manager
• Keep abreast of new trends and best practices in web development

• 5 +yrs of ITExperience
• A candidate with strong OOP skills as well as strong web front end skills(HTML, CSS, Javascript, jQuery etc.)and a lot of MySQL/MsSQL exposure and ideally stored procedureGood Experience in Core PHP and any PHP Frameworks (Laravel/Symphony/Zend).
• Experience in AngularJs & AWS is plus