
Job Summary
We're looking for a Senior Backend Software Development Engineer (SDE 2 and SDE 3) with deep technical expertise in building and operating production systems at scale. You'll own entire components/services within microservices and data pipelines that handle ~200K queries per second and process petabytes of data daily. This role demands hands-on coding excellence, strong Low-Level Design (LLD) skills, and complete ownership—from component architecture through infrastructure management to cost optimization. You'll architect solutions, lead technical decisions, and drive operational excellence while shipping code daily.
Key Responsibilities:
- Component Ownership: Own one or more critical components/services end-to-end—responsible for architecture, development, deployment, operations, and evolution
- Technical Ownership: Own the entire lifecycle of your components—design, implementation, testing, deployment, monitoring, incident response, and continuous improvement
- Low-Level Design: Create detailed technical designs (LLD) for complex systems—defining data models, APIs, concurrency patterns, and failure modes
- Hands-on Development: Write production-grade code daily—this is not a purely architectural role; you'll be deep in the codebase
- Infrastructure Ownership: Own and operate the infrastructure your components run on—capacity planning, scaling, reliability improvements
- Cost Management: Drive cost optimization for owned components—analyze spending, identify waste, implement efficient architectures
- Scale & Performance: Build and optimize systems handling 200K+ QPS and petabyte-scale data processing
- Observability: Design and implement comprehensive monitoring, alerting, and debugging capabilities for owned components
- Incident Leadership: Lead incident response for your components and related services, conduct post-mortems, drive systemic improvements
- On-Call Excellence: Participate in on-call rotations and ensure your components are operationally sound (runbooks, alerts, dashboards)
- Technical Roadmap: Define and drive the technical roadmap for your owned components—balancing feature development, tech debt, and operational improvements
- Technical Mentorship: Guide junior and mid-level engineers on system design, code quality, and production best practices
- Cross-functional Collaboration: Work with product, infra, and other eng teams to define requirements and deliver solutions
- Agile Execution: Break down complex projects, deliver incrementally in daily cadence, iterate based on feedback
Required Qualifications:
- Experience: 2+ years building and operating backend systems in production environments at scale
- Education: B.E./B.Tech in Computer Science or equivalent practical experience
- Component Ownership: Proven track record of owning significant components or services from inception to maturity—demonstrable end-to-end ownership
- Low-Level Design (LLD): Proven ability to create detailed technical designs—data structures, algorithms, API contracts, concurrency models, failure handling
- Programming Mastery: Expert-level proficiency in at least one modern language (Go, Python, Java, NodeJS etc.) with track record of writing maintainable, performant production code
- Databases: Deep hands-on experience with SQL and NoSQL databases—schema design, query optimization, indexing strategies, operational troubleshooting
- Microservices at Scale: Extensive experience building, deploying, and operating microservices handling high throughput and large data volumes
- Data Pipelines: Strong background designing and running data processing pipelines at scale (batch and/or streaming)
- Observability: Expert understanding of metrics, logging, tracing, and alerting—you know how to make systems debuggable
- Production Operations: Significant experience with incident response, on-call rotations, debugging live issues under pressure
- Infrastructure Knowledge: Hands-on experience managing infrastructure, understanding resource utilization, capacity planning
- Cost Consciousness: Experience analyzing and optimizing infrastructure costs at scale
- Distributed Systems: Strong fundamentals in distributed systems, concurrency, consistency models, and failure scenarios
- Accountability: Track record of taking full ownership—from design through deployment to ongoing operations and improvements
Preferred Qualifications:
- Experience with cloud platforms (GCP, AWS, or Azure) including cost management tools
- Kubernetes and container orchestration at scale
- Infrastructure as Code (Terraform, Pulumi, etc.)
- Streaming data systems (Kafka, Pub/Sub, Kinesis, Flink, etc.)
- SRE principles and reliability engineering practices
- Experience with FinOps or infrastructure cost optimization
- Performance profiling and optimization (CPU, memory, I/O)
- Technical leadership experience including mentorship of teams and driving multi-component initiatives
- Open source contributions or recognized technical writing

About InMobi
About
InMobi is a leading global consumer technology and advertising company redefining how businesses connect with mobile-first consumers and how people discover content, commerce, and experiences on their devices. Originally launched as a mobile search service, InMobi has since evolved into one of the world’s most advanced ad-tech platforms, combining cutting-edge AI, programmatic technology, and consumer insights to help brands, advertisers, and publishers grow and engage audiences at scale.
✨ Our most popular consumer brands are -
Glance - A consumer technology company and an unconsolidated subsidiary of InMobi Group. It operates an AI-driven lock-screen content and commerce platform that delivers personalized experiences, entertainment, news, and commerce directly to users’ lock screens. Glance also includes properties such as Roposo and Nostra under its umbrella. It was founded in 2019 and is backed by investors including Google, Jio Platforms, and Mithril Capital while being owned by InMobi.
1Weather - A weather forecasting app used globally that has been incorporated into InMobi’s offerings through strategic partnerships (notably delivering weather alerts via Glance lock screens in collaboration with the India Meteorological Department). The app is leveraged by InMobi’s ecosystem to power weather updates and real-time alerts, integrating with Glance’s lock-screen platform to bring actionable weather insights directly to users,
👥 Founders & Leadership
Founded in 2007 as mKhoj, InMobi was started by Naveen Tewari (Founder & CEO) along with co-founders Mohit Saxena, Amit Gupta, and Abhay Singhal. What began in a Bangalore apartment as an SMS-based service evolved into a global mobile advertising and consumer technology company. Today, InMobi’s leadership team includes seasoned executives driving growth across revenue, product, and technology worldwide.
💰 Funding & Financials
InMobi has raised $215M+ in equity funding since inception, including a landmark $200M Series C led by SoftBank in 2011. More recently, the company secured $100M in debt financing in 2024 and $350M in growth capital in late 2025, with discussions underway for a $400M Series E at an ~$8B valuation.
🏆 Milestones
- 2011: Achieved unicorn status with major investment from SoftBank; launched China operations.
- 2019: Launched Glance — a lock-screen content discovery platform, and acquired social video platform Roposo.
- 2020–22: Expanded product portfolio with AI-enabled solutions like InMobi Pulse, InMobi DSP, InMobi Telco, UnifID, and Meson mediation platform.
- 2024–25: Secured $100M AI-focused financing, explored a potential $400M Series E at ~$8B valuation, and raised $350M in growth funding ahead of IPO preparations.
- 2025: Founders bought back a major SoftBank stake, increasing founder ownership and positioning the company for a future public listing.
🌍 Global Footprint & Impact
With offices across Asia, Europe, and North America, InMobi’s platforms power advertising campaigns that reach over a billion devices globally, serving billions of impressions every month. It has become one of the world’s largest independent mobile ad networks, competing with major players while maintaining deep technology innovation in programmatic and AI-driven marketing
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Requirement
- Developer Background: The ideal candidate should come from a developer background with knowledge of Java and other programming languages.
- Database Management: They must have hands-on experience with database management.
- Experience Level: We are looking for a minimum of 3 years of experience.
- On-Call Experience: They must have proven on-call experience, demonstrating strong problem-solving skills, excellent communication, and the ability to manage stress effectively. We also value collaboration, proactivity, and a curious mindset.
L2 Support Engineers are responsible for:
- Production Issue Debugging
○ Analyzing logs and monitoring application behavior to identify root
causes of production issues.
○ Providing temporary resolutions using database-level fixes or
configuration changes.
- Handling Escalations from L1 Support
○ Addressing tickets and issues escalated from L1 by providing immediate
workarounds.
○ Ensuring minimal downtime and impact on business operations.
- Forwarding Issues to L3/Development Team
○ When a permanent code-level fix is required, the issue is escalated to the
L3 (Development) team.
○ Prior to escalation, L2 should provide a detailed analysis and temporary
resolution (e.g., database fix) to minimize user impact.
- Root Cause Analysis and Documentation
○ Conducting detailed root cause analysis (RCA) for major incidents.
○ Updating the Confluence Playbook with clear, actionable steps for L1
teams to facilitate future self-resolution.
Job Summary:
As a Back-end Golang Developer, you will play a pivotal role in designing, developing, and maintaining our back-end infrastructure and applications. You will be responsible for crafting scalable, secure, and robust APIs and products that meet our high standards of performance and reliability. Your expertise in Golang and profound understanding of software engineering principles will be critical in building solutions that drive our company's success.
Responsibilities:
● Collaborate with cross-functional teams, including front-end developers, product managers, and designers, to understand project requirements and contribute to technical discussions.
● Design, develop, and implement high-quality Golang-based back-end systems and applications, ensuring scalability, performance, and maintainability.
● Create and maintain APIs that enable seamless integration with various platforms and services.
● Utilize best practices in software development, testing, version control, and deployment to ensure the delivery of top-notch products.
● Optimize existing code and database queries to improve overall system performance and response times.
● Conduct thorough code reviews and provide constructive feedback to team members to maintain code quality and consistency.
● Implement security best practices in Golang development to safeguard sensitive data and prevent security vulnerabilities.
● Proficiently use Goroutines and Channels to handle concurrent operations and enhance system efficiency.
● Employ Go's built-in testing and benchmarking tools to ensure robustness and optimize performance.
● Implement caching strategies and data storage solutions tailored to specific project requirements.
● Develop RESTful APIs adhering to API design principles and standards.
● Implement logging and monitoring systems to facilitate efficient debugging and monitoring of applications.
● Integrate third-party libraries and APIs to enhance application functionality.
● Leverage Go's interfaces and struct composition to build modular and extensible codebases.
● Stay up-to-date with industry trends and advancements in Golang and related technologies, recommending suitable technologies and methodologies to enhance development processes.
● Mentor junior developers, sharing your expertise and providing guidance to help them grow professionally.
Qualifications:
● Bachelor's or Master's degree in Computer Science, Software Engineering, or a related field.
● Minimum of 5 years of professional experience in software development, with a focus on back-end development using Golang.
● Proven track record of successfully delivering high-quality APIs and products in a production environment.
● Strong knowledge of Golang and its core libraries, with the ability to write clean, efficient, and maintainable code.
● Experience with Go frameworks and proficiency in building RESTful APIs.
● Extensive experience with various database systems, such as MySQL, PostgreSQL, Graph, or NoSQL databases, and proficiency in writing optimized queries.
● Solid understanding of software architecture principles and design patterns, including microservices architecture.
● Familiarity with cloud computing platforms, such as AWS, GCP, or Azure, and experience deploying applications in a cloud environment.
● Experience with containerization technologies, like Docker and Kubernetes, is a plus.
● Excellent problem-solving skills and the ability to work effectively in a fast-paced, collaborative team environment.
● Strong communication skills, both written and verbal, and the ability to articulate technical concepts to non-technical stakeholders.
Join our dynamic team and help shape the future of our innovative products and APIs with your deep expertise and passion for back-end development in Golang. We offer a competitive salary, a comprehensive benefits package, and a stimulating work environment where your skills and contributions will be highly valued. Apply now and be part of our exciting journey!
● 2 - 5 years of experience
● Expertise in the following areas
○ Java
○ HTTP Protocol
● You’ve heard of or worked with some of the following tech stacks / products
○ Spring
○ Postgresql
○ Redis
○ Docker
○ Message brokers
○ Github
● These non functional areas are familiar to you
○ Performance
○ Debugging
○ Log management
Nice to have:
● Familiarity with AWS
-5+ years of experience working as a software engineer in a fast-paced environment.
-Well-versed with Golang or Javascript.
-Experience with AWS is a bonus
-You have analytical and problem-solving skills, and can communicate your ideas.
-Experience with WebRTC, iOS, Android, or C++ development is a bonus.
Responsibilities-
-Work closely with the founders and the team to plan, design, and build the next iterations.
-You will collaborate closely with other engineers on the team and lend your help in your areas of expertise.
-Build micro-services to support new functionality.
-Build best practices to improve the current API workflow
-Help design and develop the next iteration of our observability platform.
-Mentor and hire Junior Developers.
We are looking forward to hiring a committed
Java Developer with experience in building high-performing, scalable, enterprise-grade applications. You will be part of our Engineering team that works on mission-critical applications. You will be managing Java/Java EE application development while providing expertise in the full software development lifecycle, from concept and design to testing.
Location = Pune
You are required to:
Contributing in all phases of the development lifecycle.
Write well designed, testable & efficient code.
Ensure designs comply with specifications.
Prepare and produce releases of software components.
Support continuous improvement by investigating alternatives and technologies and presenting these for architectural review.
Our Current Stack
Backend: Spring (JAVA), Laravel (PHP), MySQL, NoSQL, NGINX Plus.
Frontend: Angular 5+ Ngrx/store 5
Infrastructure: Google cloud platform (App engine, CloudSQL, BigQuery, PubSub, Firebase Hosting), Scrapy Cloud, Pusher.io (websockets), Getstream.io, Filestack, Postmark app, AS2 Gateway, Google Cloud Endpoints Framework, MongoDB, Algolia, Memcache
Tools: Gitlab, Postman app, JIRA.
Technical Skills required
JAVA, SPRING OR SPRING BOOT, DATA STRUCTURES & ALGORITHMS, HIBERNATE, MYSQL, MONGODB and NOSQL
What Makes You Eligible?
LOOKING FOR CANDIDATES FROM PUNE LOCATION ONLY.
B. Tech degree ONLY ( FIRST CLASS GRADE IN FINAL YEAR 60 % OR ABOVE ONLY).
Experience in the same role of almost 1-2 years.
Experience with connecting backend and frontend services.
Exposure to consuming data through different interfaces (Web API's/Socket/ REST/ RESTFUL/ JSON/ XML).
Proficiency in Data Structures and Algorithms.
Understanding of web markup, including HTML 5 CSS.
Understanding of client-side scripting and JavaScript frameworks.
Ability to write clean, reusable and well documented code.
Proficient understanding of code versioning tools, such as Git.
Knowledge of API authentication techniques (Token, JWT, OAuth2) - desirable but not mandatory. (Experience with API Design will be a plus)
Fair spoken and written English Flexibility - Things change around here. FAST!
Other Inter-personal skills like self-motivation, persistency, patience and eagerness to learn and work independently.
• Develop and maintain all server-side network components
• Ensure optimal performance of the central database and responsiveness to front-end requests
• Collaborate with Frontend Developers on the integration of elements
• Working knowledge of socket programming
• Understand Facebook, Google, Twitter APIs
• Design customer-facing UI and backend services for various business processes
• Develop high-performance applications by writing testable, reusable, and efficient code
• Implement effective security protocols, data protection measures, and storage solutions
• Run diagnostic tests, repair defects, and provide technical support
• Document node.js processes, including database schemas, as well as prepare reports
• Recommend and implement improvements to processes and technologies
• Keep informed of advancements in the field of node.js development
• Extracting data from various social media and web via scraping or official API
Profile Requisites
• Bachelor's Degree in Computer Science, Information Science, or similar
• At least 4 years' experience as a node.js developer
• Extensive knowledge of JavaScript, web stacks, libraries, and frameworks
• Knowledge of frontend technologies such as HTML5 and CSS3
• Should have extensive experience with MongoDB
• Experience with a caching layer like redis
• Familiarity with Facebook, Google & Twitter APIs
• Familiarity with social media login and extracting data from authentication
• Experience with AWS services like SNS, SQS, EC2 instances, and Lambda
• Experience with Jenkins and Docker
• Familiarity with scraping from web and social media
• Familiarity with creation and working with proxies
• Proficient in unit testing framework like Mocha
• Experience in integrating 3rd party APIs
• Experience with elastic search would be great
• Superb interpersonal, communication, and collaboration skills
• Exceptional analytical and problem-solving aptitude
• Should be able to think of optimized solutions and scalable solution
Requirement:
- Hands-on experience with popular frameworks like Express / Loopback.
- Creating and Integrating backend REST APIs
- Hands-on experience with any RDBMS systems.
- Passionate about building complex systems.
- Should be able to understand project requirements thoroughly.
- A deep understanding of the importance of building maintainable, efficient, clean code, while balancing the urgency of business needs.
- Collaborative attitude and experience working with cross-functional teams.
Responsibilities -
- Responsible for driving & delivering web applications.
- Responsible for architecting, solutioning of the project in the requirement phase;
- Responsible for working with the team & enhancing the collaboration, adding value to the project with critical thinking on project design.
- Responsible for creating and integrating the REST APIs
Good to have -
- Experience with AWS / Azure.
- Experience with CI/CD too










