Principal Engineer
at Adtech platform - leading business from past 13+ Yrs
- B.Tech/B.E (preferably in Computer Science Engineering)
- 7+ years of hands-on programming experience in building data-driven REST APIs, services & platforms using advanced Java frameworks like Spring, Redis, Node.js etc. with deep focus on integration & scale.
- We also look for hands-on experience with Mysql, Elasticsearch (or Solr) and Nosql stores.
- Our evaluation starts with focus on computer science fundamentals, data structures & algorithms.
- You will have been learning new technologies every week and prefer folks who can use golang/rust for backend development and are familiar with equivalent data stores, index stores and pub-sub technologies.

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Job Title : Senior Software Engineer (Python, Golang, Node.js, Elixir, SQL)
Experience : 5+ Years
Location : Mumbai (Work From Office)
Employment Type : Full Time Opportunity
Job Summary :
We are looking for a Senior Software Engineer with strong backend development experience to build scalable, cloud-native applications and distributed systems.
The ideal candidate should have experience in product-based environments, designing microservices, REST APIs, and customer-facing production applications while collaborating with cross-functional teams.
Mandatory Skills :
Backend Development, Python, Golang, Node.js, Elixir, SQL, Cloud-Native Architecture, REST APIs, Microservices, Distributed Systems, Cloud Platforms, Relational & NoSQL Databases, Platform Engineering, CI/CD, Production Support, System Design
Key Responsibilities :
- Design and develop scalable backend services, REST APIs, and microservices.
- Build and enhance cloud-native, high-performance applications.
- Participate in architecture and system design discussions.
- Collaborate with Product, DevOps, Security, and Data Engineering teams.
- Troubleshoot production issues and optimize application performance.
- Mentor team members and contribute to engineering best practices.
Required Skills :
- 5+ years of software development experience in product-based organizations.
- Strong backend development using Python, Golang, Node.js, Elixir, or similar technologies.
- Experience with REST APIs, Microservices, SQL, and Distributed Systems.
- Strong understanding of cloud platforms and cloud-native architecture.
- Hands-on experience with relational and NoSQL databases.
- Familiarity with CI/CD, monitoring, and DevOps practices.
Preferred Skills :
- Experience building highly scalable distributed systems.
- Strong debugging, troubleshooting, and performance optimization skills.
- Familiarity with DevOps practices, CI/CD pipelines, monitoring, logging, and observability tools.
- Excellent communication, collaboration, and problem-solving abilities.
- Experience mentoring engineers and leading technical initiatives.
Responsibilities
- Provide technology contributions in
- Working in an agile development environment
- Translating business requirements into low-level application design
- Application code development through a collaborative approach
- Doing Full-scale unit testing
- Applying test-driven and behaviour-driven development (TDD/BDD) QA concepts
- Applying continuous integration and continuous deployment (CI/CD) concepts
Soft Skills
- Should be able to contribute as an individual contributor
- Should be able to execute his/her responsibility independently
- Excellent problem-solving skills and attention to detail.
- Focus on self-planning activities
- Firm with communication skills
Mandatory Skills
- Java, Spring Boot, Python and relational / non-relational databases
- Container orchestration - Kubernetes, Docker
- Development experience in Linux environment
- Modern SDLC tooling (Maven, Git)
- Micro services design-oriented application development and deploying the same using Container orchestration in the cloud environment
- Understanding CI/CD pipeline & related system development environment
Nice-to-have Skills
- Front-end technologies (JavaScript, HTML5, CSS, Angular)
Shift timings : Afternoon
Job Summary
We are seeking an experienced Senior Java Developer with strong expertise in legacy system migration, server management, and deployment. The candidate will be responsible for maintaining, enhancing, and migrating an existing Java/JSF (PrimeFaces), EJB, REST API, and SQL Server-based application to a modern Spring Boot architecture. The role involves ensuring smooth production deployments, troubleshooting server issues, and optimizing the existing infrastructure.
Key Responsibilities
● Maintain & Enhance the existing Java, JSF (PrimeFaces), EJB, REST API, andSQL Server application.
● Migrate the legacy system to Spring Boot while ensuring minimal downtime.
● Manage deployments using Ansible, GlassFish/Payara, and deployer.sh scripts.
● Optimize and troubleshoot server performance (Apache, Payara, GlassFish).
● Handle XML file generation, email integrations, and REST API maintenance.
● Database management (SQL Server) including query optimization and schema updates.
● Collaborate with teams to ensure smooth transitions during migration.
● Automate CI/CD pipelines using Maven, Ansible, and shell scripts.
● Document migration steps, deployment processes, and system architecture.
Required Skills & Qualifications
● 8+ years of hands-on experience with Java, JSF (PrimeFaces), EJB, and REST APIs.
● Strong expertise in Spring Boot (migration experience from legacy Java is a must).
● Experience with Payara/GlassFish server management and deployment.
● Proficient in Apache, Ansible, and shell scripting (deployer.sh).
● Solid knowledge of SQL Server (queries, stored procedures, optimization).
● Familiarity with XML processing, email integrations, and Maven builds.
● Experience in production deployments, server troubleshooting, and performance tuning.
● Ability to work independently and lead migration efforts.
Preferred Skills
● Knowledge of microservices architecture (helpful for modernization).
● Familiarity with cloud platforms (AWS/Azure) is a plus.
Senior Software Engineer Full stack/ Java track/ UI/ Android
Skills required: -
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Good design skills and exposure to multiple software architectures. -
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Strong understanding of OO/ knowledge of frameworks such as Spring/ Spring Boot/ design and good software development practices. -
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Strong core server-
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side technologies experience (Java) and/or having any of front end/UI skills (Angular, JS, HTML). Knowledge of Android is a huge plus. -
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Strong database skills including schema design. -
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Strong knowhow of data-structures and algorithms. -
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Experience with configuration management, testing, deployment. -
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Hands on development across technologies. -
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Exp- 4-6yrs . -
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Grad- B.E/ B.Tech (Computer Science/ Equivalent) from a premier institute.
Aternately: -
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Strong UI architecture and design skills and keen business sense. -
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Excellent front end/UI skills (JS, HTML, Angular, Flutter) and OR Android skills. -
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Good knowledge of nodeJS. -
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Good knowhow of server-side technologies, exposure to databases. -
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Good exposure to configuration management, testing, deployment. -
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Deep knowhow of data structures, algorithms. -
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Hands on development across technologies. -
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Exp- 4- 6 Yrs
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Grad - B.E/ B.Tech (Computer Science/ Equivalent) from a premier institute.
We are looking for a Senior Software Engineer to produce and implement functional
software solutions. You will work with upper management to define software requirements
and take the lead on operational and technical projects.
In this role, you should be able to work independently with little supervision. You should
have excellent organization and problem-solving skills. If you also have hands-on
experience in software development and agile methodologies, we’d like to meet you.
Your goal will be to develop high-quality software that is aligned with user needs and
business goals.
Job Responsibilities:
● Develop high-quality software design and architecture
● Identify, prioritize and execute tasks in the software development life cycle
● Develop tools and applications by producing clean, efficient code
● Automate tasks through appropriate tools and scripting
● Building robust, secure, high-volume performing, scalable microservices that operate 24*7
to power the NoBroker platform for end customers.
● Working closely with our product team to build new and compelling experiences for our
customers.
● Collaborate with internal teams and vendors to fix and improve products
● Document development phases and monitor systems
● Ensure software is up-to-date with the latest technologies
Requirements:
B.Tech/B.E. from a reputed college or related technical discipline with 2- 5 years of
experience in following Technology and programming methodology :
● Work experience as a Java Software Engineer, Java Developer, or similar role
● In-depth knowledge of popular Java frameworks like JSF and Spring MVC
● Hands-on working experience with Scalable and fault-tolerant applications.
● Extensive experience in software development, scripting, and project management
● Working experience with an application. Working experience with databases like SQL and
NoSQL ( MySQL, MongoDB, Redis, Elasticsearch).
● Analytical mind with problem-solving aptitude
● Good delegation and time management skills
● High adaptability in a dynamic start-up environment.
As a senior software engineer, you will contribute to our end-to-end supply chain platform. You'll work with all key stakeholders to deliver scalable, maintainable backend code and work with frontend developers to deliver amazing user experiences. We are building a design and process-centric culture where you'll play a key role in the implementation of the foundation of all our systems. Up for a challenge?
You are:
- A self-starter with a sense of what it takes to be successful as a team
- An agile - welcome change, do as little as possible and embrace continuous delivery
- Conscious about how quality is carried through from the UI to all layers underneath
- Opinionated, but flexible to accommodate the big picture
Responsibilities
- Analyze requirements, provide estimates and deliver code in an agile setup
- Stay on top of all owned work and raise red flags as early as possible
- Define the architecture, best practices, and coding standards
- Support continuous technical improvement by investigating alternatives and technologies and present them for architectural review
- Motivate team members, coach junior members, and extend goodwill to other employees
Advanced proficiency in MEAN Stack (NodeJS, MongoDB, Express, Angular JS)
Proficiency and hands-on experience with one or more of the following: Backbone / Knockout JS / Ember JS / React JS
Knowledge of JQuery would be an added advantage
Thorough knowledge of software development best practices, including coding standards, code reviews, source control management, build process, continuous integration and continuous delivery
Thorough knowledge of Node.JS, MongoDB, Angular JS, Express JS and JavaScript
Ability to plan core architecture, and to enhance it from time to time
Strong analytical mindset to derive actionable analytics from data











