Backend Software Engineer (Product Startup)

About the role

We are seeking a seasoned Backend Tech Lead with deep expertise in Golang and Python to lead our backend team. The ideal candidate has 6+ years of experience in backend technologies and 2–3 years of proven engineering mentoring experience, having successfully scaled systems and shipped B2C applications in collaboration with product teams.

Responsibilities

Technical & Product Delivery

● Oversee design and development of backend systems operating at 10K+ RPM scale.

● Guide the team in building transactional systems (payments, orders, etc.) and behavioral systems (analytics, personalization, engagement tracking).

● Partner with product managers to scope, prioritize, and release B2C product features and applications.

● Ensure architectural best practices, high-quality code standards, and robust testing practices.

● Own delivery of projects end-to-end with a focus on scalability, reliability, and business impact.

Operational Excellence

● Champion observability, monitoring, and reliability across backend services.

● Continuously improve system performance, scalability, and resilience.

● Streamline development workflows and engineering processes for speed and quality.

Requirements

● Experience:

7+ years of professional experience in backend technologies.

2-3 years as Tech lead and driving delivery.

● Technical Skills:

Strong hands-on expertise in Golang and Python.

Proven track record with high-scale systems (≥10K RPM).

Solid understanding of distributed systems, APIs, SQL/NoSQL databases, and cloud platforms.

● Leadership Skills:

Demonstrated success in managing teams through 2–3 appraisal cycles.

Strong experience working with product managers to deliver consumer-facing applications.

● Excellent communication and stakeholder management abilities.

Nice-to-Have

● Familiarity with containerization and orchestration (Docker, Kubernetes).

● Experience with observability tools (Prometheus, Grafana, OpenTelemetry).

● Previous leadership experience in B2C product companies operating at scale.

What We Offer

● Opportunity to lead and shape a backend engineering team building at scale.

● A culture of ownership, innovation, and continuous learning.

● Competitive compensation, benefits, and career growth opportunities.

About the role:

You will own a functional area - from product conception to its delivery to customers. You are expected to design and code independently in multiple tech components related to your functional area. You must also develop a deep understanding of non-functional requirements, such as reliability and availability, scale, horizontal scalability, etc. over time to make tech stack decisions accordingly. You are expected to actively mentor junior engineers. You own

the codebase quality.

We are looking for seasoned engineers who are quality-conscious, product thinkers, business cognizant and smart. Engineers get to significantly amplify the impact of their work or creations with scale. The scale also demands that engineers to produce super-efficient solutions.

What you’ll do

• Strong experience with Java 8, Spring and Spring Boot, Spring MVC, Spring Data,
• Working experience in Microservices
• Version Control: Git
• Strong understanding of functional/reactive programming, OOP, design
• Experience with Docker and Kubernetes.
• SDLC: Working experience in Agile methodology
• Strong interpersonal skills and time management skills

What you’ll need

• B.Tech or M.Tech equivalent with at least 3 years of experience
• Deep expertise in at least one programming language & tech stack.
• Strong object-oriented design skills, ability to apply design patterns, and an uncanny ability to design intuitive module and class-level interfaces
• Experience in building data-driven web application design and development is a plus
• Good understanding of multiple tech solutions and ability to pick the correct one for the given situation
• Prior work experience in an agile environment or continuous integration and continuous delivery (CI or CD)
• Ability and experience in designing high-level software designs of the scalable system, taking NFR (non-functional requirement) into consideration

Job Description

Roles and Responsibilities

· Design, Code, test, debug, implement and document complex WSO2 sequences.

· Monitoring and logging tool stacks - Splunk/ELK/Prometheus, Grafana 4 Design, Code, test, debug, implement and document complex WSO2 sequences.

· Perform Build activities for WSO2 ESB Middleware integration, involves writing XSLT, ESB coding, configuration, and Analysis activities.

· Trouble shooting various problems in different stages of development using logs files, Traces and Log Analyzer.

· Responsible for understanding the requirement, solution design, coordinate the development and testing activities (end to end)

· Guide the team regarding WSO2 platform best practices, framework, reusable artefacts and ensure code quality and timely deliverables.

· Work with functional and technical customers to determine solutions that drive additional business value.

· Work with Github, Azure Devops and CI tools to automate dev, build, deployment and testing.

· Good knowledge in messaging brokers: WSO2 Message Broker, Apache Kafka.

· Monitoring the server (Monitoring logs and WSO2 metrics).

· Desired Candidate Profile

Desired Candidate Profile

· Candidate must have minimum 2+ years of hands-on experience in WSO2, preferably with WSO2 certification.

· Extensive experience in Integration by using WSO2 Product Stack (API Manager 2.6/3.x, Enterprise Integrator 6.5 and Identity Server 5.7.0)

· Experience in Implementing APIs in WSO2 EI and On-boarding APIs into WSO2 API Manager

· Experience in WSO2 API Manager for designing API facades and designing and implementing API Proxies.

· Hands-on experience in designing and developing high volume web services using API Protocols and Data Formats (REST, JSON, SOAP & XML).

· Must have hands on experience / knowledge with CI tools to automate dev, build, deploy.

· Experience in programming languages: Java, JavaScript, Python

· Experience in on boarding web applications into WSO2 Identity Server for authentication and authorizatio

Qualifications

• Minimum of a Bachelor's or Master’s degree in Computer Science, or a related four-year degree.

• 4 years of hands on experience in Integration

We are looking for a skilled Backend Developer with strong experience in building, scaling, and optimizing server-side systems. The ideal candidate is proficient in Node.js, FastAPI (Python), and database design, with hands-on experience in cloud infrastructure on AWS or GCP.

Responsibilities:

Design, develop, and maintain scalable backend services and APIs using Node.js and FastAPI

Build robust data models and optimize performance for SQL and NoSQL databases

Architect and deploy backend services on GCP/AWS, leveraging managed cloud services. 

Implement clean, modular, and testable code with proper CI/CD and observability (logs, metrics, alerts)

Ensure system reliability, security, and high availability for production environments

Requirements:

2–5 years of backend development experience

Strong proficiency in Node.js, FastAPI, REST APIs, and microservice architecture

Solid understanding of PostgreSQL/MySQL, MongoDB/Redis or similar NoSQL systems

Hands-on experience with AWS or GCP, Docker, and modern DevOps workflows

Experience with caching, queueing, authentication, and API performance optimization

Good to Have:

Experience with event-driven architecture, WebSockets, or serverless functions

Familiarity with Kubernetes or Terraform

Job Location: Gurugram, Haryana, India

Industry: Artificial Intelligence

Required Education:

B.Tech./ BE - Computer, IT, Electronics only

Required Skills:

• 3+ year of experience in Development in JAVA technology and springboot
• Strong Java Basics
• SpringBoot or Spring MVC
• Hands on experience on Relational Databases (SQL query or Hibernate) + Mongo (JSON parsing)
• Proficient in REST API development
• Messaging Queue (RabitMQ or Kafka
• Any Caching Mechanism
• Good at problem solving

Good to Have Skills:

• 4+ 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.

Overview: 

We are seeking an experienced Spring Boot developer with a passion for esports to join our team. The ideal candidate will have a strong track record of building and maintaining web applications using Spring Boot and a proven ability to work effectively in a team environment. Experience in the esports industry is a plus. 

Responsibilities: 

• Develop and maintain web applications using Spring Boot and related technologies 
• Write clean, maintainable, and efficient code 
• Collaborate with the design and product management teams to implement new features and functionality 
• Work with the DevOps team to ensure proper deployment and monitoring of applications 

• Troubleshoot and debug issues as they arise 
• Write and maintain comprehensive documentation 

Requirements: 

• Strong professional experience with Java and Spring Boot 
• Experience with building and deploying web applications 

• Familiarity with web development frameworks such as Spring MVC or Spring WebFlux 
• Experience with Git and version control 
• Strong problem-solving and communication skills 

Preferred: 

• Experience in the esports industry 

• Experience with cloud technologies such as AWS or Azure 
• Familiarity with front-end development technologies such as HTML, CSS, and JavaScript 
• Experience with data persistence technologies such as Hibernate or JPA 
• Experience with testing frameworks such as JUnit or Mockito 

We're on a mission to make it possible for every person, team, and company to be able to tailor their software to solve any problem and take on any challenge. Computers may be our most powerful tools, but most of us can't build or modify the software we use on them every day. At Notion, we want to change this with focus, design, and craft.

We've been working on this together since 2016, and have customers like Pixar, Mitsubishi, Figma, Plaid, Match Group, and thousands more on this journey with us. Today, we're growing fast and excited for new teammates to join us who are the best at what they do. We're passionate about building a company as diverse and creative as the millions of people Notion reaches worldwide.

Millions of people use Notion — and this number is increasing every day. That means a million people trust us to deliver a fast, reliable, and secure experience, and we value this more than anything. We want to keep earning trust, while also continuing to amaze our users with the tools they can build in Notion. This is where you come in — to help us forge a performant and reliable path forward to the future.

• Write clean, secure, tested, and documented code.
• Design & enhance the Notion platform with new capabilities, as and when the need arises.
• Contribute to monitoring & scaling the architecture of the platform and the infrastructure.
• Write technical documentation, and contribute to determining internal processes.
• Contribute to recruiting of new backend employees

• 6+ years of experience building scalable platforms. 
• Good understanding of database (Relational Or Nosql) internals like transactions, indexes. Experience in schema design.
• 2+ years of experience working on the AWS platform, and acquaintance with technologies like Elastic Beanstalk, AWS Lambda, Elastic Load Balancer.
• Good understanding of docker internals.
• Good communication skills, good leadership skills, attention to detail, a sound understanding of algorithms, and object-oriented programming.

• You're proficient with any part of our technology stack: React, TypeScript, Node.js, Memcached, Postgres, Docker, and Elasticsearch.
• You've heard of computing pioneers like Ada Lovelace, Douglas Engelbart, Alan Kay, and others—and understand why we're big fans of their work.
• You have interests outside of technology, such as in art, history, or social sciences.

Our customers come from all walks of life and so do we. We hire great people from a wide variety of backgrounds, not just because it's the right thing to do, but because it makes our company stronger. If you share our values and our enthusiasm for small businesses, you will find a home at Notion.

Notion is proud to be an equal opportunity employer. We do not discriminate in hiring or any employment decision based on race, color, religion, national origin, age, sex (including pregnancy, childbirth, or related medical conditions), marital status, ancestry, physical or mental disability, genetic information, veteran status, gender identity or expression, sexual orientation, or other applicable legally protected characteristic. Notion considers qualified applicants with criminal histories, consistent with applicable federal, state and local law. Notion is also committed to providing reasonable accommodations for qualified individuals with disabilities and disabled veterans in our job application procedures. If you need assistance or an accommodation made due to a disability, please let your recruiter know.

Job Type: Full Time

Job Location: Gurgaon

Job Description:

We are looking for passionate Software Engineers to design, and develop software solutions. You will be responsible for developing and designing architecture, ensuring the responsiveness, and scaling of applications. You will be required to see a project from conception to final product, requiring good organizational skills and attention to detail. What you bring to the table is more than just your technical skills - your unique perspective, ideas and cultures will help us create better products and services.

Roles & Responsibilities:

•   Work with development teams and product managers to ideate software solutions
•       Design and Develop well-functioning software architecture and database design
•   Write effective APIs
• Test software to ensure responsiveness and efficiency
•   Troubleshoot, debug and upgrade software
• Create security and data protection settings
• Build features and applications with responsive design
•     Improving, adding new features, and maintaining existing software products

Required Skills:

•       C#
• .Net
• Wpf
•   MySQL/PostgreSQL
• Knowledge of Restful API
• Git
• Should have self-exploration capabilities and an analytical mindset to find solutions to complex problems.
•       Good knowledge of basic data structures and algorithms
•     Good Debugging skills

Your Role

We at Innovaccer are looking for  Software Development Engineer-II (Backend) to build the most amazing product experience. You’ll get to work with other engineers to build delightful feature experience to understand and solve our customer’s pain points.

A Day in the Life

• Building efficient and reusable applications and abstractions.
• Identify and communicate back-end best practices.
• Participate in the project life-cycle from pitch/prototyping through definition and design to build, integration, QA and delivery
• Analyse and improve the performance, scalability, stability, and security of the product
• Improve engineering standards, tooling, and processes

What You Need

• 3+ years of experience with a start-up mentality and high willingness to learn
• Solid knowledge of Python and experience with any web framework (Django, etc)
• Aggressive problem diagnosis and creative problem-solving skill
• Experience in Web Services and REST.
• Experience in RDBMS & NoSQL database.
• Experience in Solution Architecture.
• Proven experience with Git.
• Knowledge of high-level JavaScript concepts like asynchronous programming, closures, promises, data-binding, async-await, etc.
• Bachelor's degree in Computer Science/Software Engineering.

Preferred Skills

• Expert in Python and Django Code Reviews
• Server Deployment
• Mongo DB/Postgres SQL DB
• JIRA Administration

What We Offer

• Industry-focused Certifications: We want you to be a subject matter expert in what you do. So, whether it’s our product or our domain, you will dive straight in and be certified by the best in the world.
• Quarterly Rewards and Recognition Programs: We foster learning and encourage people to take moonshots. When you achieve your goals, we recognize and reward your hard work. 
• Health Benefits: We cover health insurance for you and your loved ones. 
• Sabbatical Policy: We encourage people to take time off and rejuvenate, upskill and pursue their interests so that they can generate new ideas for innovating at Innovaccer.
• Pet-friendly office and open floor plan. No mundane cubicles.

• You will design, build and own APIs and Services, which will be the core of the product.
• You will participate in continuing education and training to remain current on best practices, learn new programming languages, and better assist other team members.
• You will part of developing ideas for new programs, products, or features by monitoring industry developments and trends.
• You will have to take lead on projects, compile and analyze data, processes, and codes to troubleshoot problems and identify areas of improvement.

REQUIREMENTS

• 3-5 years of experience in building highly scalable backend systems.
• Fluency or understanding of specific languages, such as JAVA, Operating System may be required, and Experience in Databases such as MySQL or Postgre SQL
• Strong understanding of Computer Science Fundamentals, Data Structures and Algorithms, SOLID Design Principles, and REST Patterns.
• Focus on efficiency, user experience, and process improvement.
• Excellent project and time management skills.
• Strong problem-solving and communication skills.
• Ability to work independently or with a group