
Profile Summary:
Performance engineers should be proficient in any of the programming languages. One should not only a programmer but one who can do testing. Performance Engineer must then run those tests, analyse the results, and provide appropriate solutions to help enhance system performance, reliability, and scalability. They are also often required to work with engineers and developers to perform bug fixes.
Skills Required:
1. A performance engineer must be familiar with either one of the C, C++, C# or .Net, Java, Python (programming languages). Strong knowledge on any one of the programming languages is must.
2. Strong Software Development Skills
3. Experience with Logging and Performance Tools
Tools: Apache JMeter, MS VSTS, Shell, Jenkins, Dynatrace, Datadog, Splunk
4. Program Scripting
5. Experience in Database Profiling with one the standard database- SQL Server, MS SQL
6. Strong logical reasoning/ building
Experience: 3-4+ yrs

About Celebal Technologies Pvt Ltd
About
To know more about Celebal, you can visit at www.celeabaltech.com
Candid answers by the company
We are a Modern Cloud Based Enterprise Software Solution. We work in multiple tech domains and we deliver the best services in various domains
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Hiring For SDE II - Python (Remote)
The Impact you will create:
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Build campaign generation services which can send app notifications at a speed of 10 million a minute
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Dashboards to show Real time key performance indicators to clients
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Develop complex user segmentation engines which creates segments on Terabytes of data within few seconds
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Building highly available & horizontally scalable platform services for ever growing data
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Use cloud based services like AWS Lambda for blazing fast throughput & auto scalability
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Work on complex analytics on terabytes of data like building Cohorts, Funnels, User path analysis, Recency Frequency & Monetary analysis at blazing speed
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You will build backend services and APIs to create scalable engineering systems.
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As an individual contributor, you will tackle some of our broadest technical challenges that requires deep technical knowledge, hands-on software development and seamless collaboration with all functions.
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You will envision and develop features that are highly reliable and fault tolerant to deliver a superior customer experience.
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Collaborating various highly-functional teams in the company to meet deliverables throughout the software development lifecycle.
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Identify and improvise areas of improvement through data insights and research.
Primary Responsibilities
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End-to-end ownership of product development, from design, through implementation, testing, deployment, and maintenance
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Translating high-level requirements and end-user use cases into design proposals, decomposing complex features into smaller, short-term deliverable tasks
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Maintaining constant focus on scalability, performance and robustness of architecture
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Designing and implementing logging, monitoring and alerting systems for existing and new infrastructure
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Documenting API's and architecture design
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Mentor and guide juniors on their path to become solid developers
What we look for?
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4+ of industry experience in technical leadership roles
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Solid knowledge of Python, SQL, NoSQL, shell scripting and Linux operating environment
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End-to-end experience in design and development of highly scalable enterprise and cloud data products
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Ability to challenge and redefine existing architecture to create robust, scalable and reliable products
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Hands-on experience with design and troubleshooting of scalable web services, queue based systems, distributed databases and streaming services
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Experience with modern DevOps technologies such as kOps, Kubernetes and Docker, CI/CD, monitoring and autoscaling

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
It was nice talking with you
As discussed please find below the job description and other needed details
“Squadcast is an incident-management platform for software teams of all sizes and shapes”
Our product helps global organizations adopt Site Reliability Engineering practices to improve their incident resolution metrics and ultimately, the reliability of their systems. If you're excited about engaging user experiences, snappy interfaces, and trustworthy systems, we should talk!
We ideate fast, embrace change, and take risks. From scaling our business model to expanding our offerings, the day-to-day at Squadcast offers endless professional growth opportunities. Our engineers work on state-of-the-art tech stacks with a high degree of autonomy.
Position : Backend SDE3
Experience : 8 to 11 Years
Work Mode: Remote work
Location : Bangalore
Role & Responsibilities :
- Work with a team of skilled engineers to improve the Squadcast product.
- Control what you work on, how you deliver and the roadmap of the product.
- Solve service reliability problems for teams and companies worldwide.
- Build delightful experiences and scalable, reliable systems for fellow engineers, the end users of our platform.
- Plan & develop tooling, processes and technical improvements to improve the multiple codebases.
- Work closely with the product team to plan, spec and deliver features, bugfixes and documentation.
- Work with the SRE and Customer Success teams to help customers and troubleshoot issues during our paid on-call rotations.
- Build, deploy and manage services and Backend Coding using Go/Node.
You may be a fit for this role if you:
- Are passionate about building products for fellow engineers.
- Are you a full-stack engineer, or a frontend/backend engineer interested in expanding to other areas of the stack?
- Either has experience in our tech stack or wants to work on it. We care about your general engineering skills and learning abilities more than your current tech stack.
- Communicate proactively and work autonomously, requiring minimal supervision or follow-up.
- I like to collaborate and pair with other engineers.
- Want to own features end-to-end: bring your ideas to the stakeholders, build consensus, plan, implement, deploy and release.
Your Response is acknowledged!
Kind Regards,
Lakshmi Kumari. S
(Associate - TA )
2. Responsible for doing customer API integrations and other integrations required to onboard new e-commerce marketplaces, logistic providers, ERP and accounting systems. 3. Responsible to write code for API integrations, perform debugging tasks, do application tests, do configuration and code reviews to ensure the product is satisfactory.
The candidate would provide the firms SASS platform with ongoing technical support. This support includes responding to customer issues, providing updated software that solves bug issues, and working with the customer service team.
PHP / Laravel / CI developer duties and responsibilities
- 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 frontend development 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.
PHP / Laravel / CI developer requirements and qualifications
- Previous working experience as a PHP(Laravel/CI) developer for minimum 3 years.
- Proficient with JavaScript, JQuery and AJAX.
- In depth knowledge of object-oriented PHP (>=Laravel 7 or >=CI 4.0) framework.
- Should know about source version control like GIT or SVN
- Familiar with AWS & Linux command line will be added advantage.
- Understanding and implementing security and data protection
- Must be a team player with good communications.
- Ability to solve problems quickly and efficiently.
- Great aptitude and attitude towards learning.
- Take full responsibility for task/project execution.
- Ability to prioritize own work and respect deadlines.
- Deliver features in an end-to-end manner: technical design, development, testing, deployment, and maintenance.
- Provide technical leadership and own specific areas of the platform.
- Work closely with Product Managers to translate product requirements to engineering specifications.
- Lead code review efforts and quality efforts in your area of ownership.
- Participate in product discussions, taking ownership and initiative.
- Work independently in a fast-paced environment.
- Mentored and guide junior engineers.
Must Haves:
- Minimum 2 years of working experience in Ruby on Rails/ Python/ Node.JS.
- Strong problem-solving skills, data structures, and algorithms.
- Excellent experience on databases like MySQL, PostgreSQL, etc.
- Familiarity with tools for code reviews, version control (GIT).
- A knack for writing clean, readable Ruby/ Python/Node.JS code.
- Experience in application server hosting and monitoring.
- Understanding of fundamental design principles behind a scalable application.
Nice to Have:
- Hands-on with search platforms (Solr, Elasticsearch, etc).
- Prior experience with microservices-based architecture/SOA/distributed systems.
- Able to implement automated testing platforms and unit tests.
- Experience with common AWS service EC2, RDS, S3, SES, etc.
Key Competencies:
- Building Effective Team
- Solving Problems Creatively
- Learning Agility
- Drive For Result
Role- Software Development Engineer-2
As a Software Development Engineer at Amazon, you have industry-leading technical abilities and demonstrate breadth and depth of knowledge. You build software to deliver business impact, making smart technology choices. You work in a team and drive things forward.
Top Skills
- You write high quality, maintainable, and robust code, often in Java or C++ or C#
- You recognize and adopt best practices in software engineering: design, testing, version control, documentation, build, deployment, and operations.
- You have experience building scalable software systems that are high-performance, highly-available, highly transactional, low latency and massively distributed.
- Roles & Responsibilities
- You solve problems at their root, stepping back to understand the broader context.
- You develop pragmatic solutions and build flexible systems that balance engineering complexity and timely delivery, creating business impact.
- You understand a broad range of data structures and algorithms and apply them to deliver high-performing applications.
- You recognize and use design patterns to solve business problems.
- You understand how operating systems work, perform and scale.
- You continually align your work with Amazon’s business objectives and seek to deliver business value.
- You collaborate to ensure that decisions are based on the merit of the proposal, not the proposer.
- You proactively support knowledge-sharing and build good working relationships within the team and with others in Amazon.
- You communicate clearly with your team and with other groups and listen effectively.
Skills & Experience
- Bachelors or Masters in Computer Science or relevant technical field.
- Experience in software development and full product life-cycle.
- Excellent programming skills in any object-oriented programming languages - preferably Java, C/C++/C#, Perl, Python, or Ruby.
- Strong knowledge of data structures, algorithms, and designing for performance, scalability, and availability.
- Proficiency in SQL and data modeling.
About Amazon.com
“Many of the problems we face have no textbook solution, and so we-happily-invent new ones.” – Jeff Bezos
Amazon.com – a place where builders can build. We hire the world's brightest minds and offer them an environment in which they can invent and innovate to improve the experience for our customers. A Fortune 100 company based in Seattle, Washington, Amazon is the global leader in e-commerce. Amazon offers everything from books and electronics to apparel and diamond jewelry. We operate sites in Australia, Brazil, Canada, China, France, Germany, India, Italy, Japan, Mexico, Netherlands, Spain, United Kingdom and United States, and maintain dozens of fulfillment centers around the world which encompass more than 26 million square feet.
Technological innovation drives the growth of Amazon, offering our customers more selection, convenient shopping, and low prices. Amazon Web Services provides developers and small to large businesses access to the horizontally scalable state of the art cloud infrastructure like S3, EC2, AMI, CloudFront and SimpleDB, that powers Amazon.com. Developers can build any type of business on Amazon Web Services and scale their application with growing business needs.
We want you to help share and shape our mission to be Earth's most customer-centric company. Amazon's evolution from Web site to e-commerce partner to development platform is driven by the spirit of invention that is part of our DNA. We do this every day by inventing elegant and simple solutions to complex technical and business problems. We're making history and the good news is that we've only just begun.
About Amazon India
Amazon teams in India work on complex business challenges to innovate and create efficient solutions that enable various Amazon businesses, including Amazon websites across the world as well as support Payments, Transportation, and Digital products and services like the Kindle family of tablets, e-readers and the store. We are proud to have some of the finest talent and strong leaders with proven experience working to make Amazon the Earth’s most customer-centric company.
We made our foray into the Indian market with the launch of Junglee.com, enabling retailers in India to advertise their products to millions of Indian shoppers and drive targeted traffic to their stores. In June 2013, we launched http://www.amazon.in">www.amazon.in for shoppers in India. With http://www.amazon.in">www.amazon.in, we endeavor to give customers more of what they want – low prices, vast selection, fast and reliable delivery, and a trusted and convenient online shopping experience. In just over a year of launching our India operations, we have expanded our offering to over 18 million products across 36 departments and 100s of categories! Our philosophy of working backwards from the customers is what drives our growth and success.
We will continue to strive to become a trusted and meaningful sales and logistics channel for retailers of all sizes across India and a fast, reliable and convenient online shopping destination for consumers. For us, it is always “Day 1” and we are committed to aggressively invest over the long-term and relentlessly focus on raising the bar for customer experience in India.
Amazon India offers opportunities where you can dive right in, work with smart people on challenging problems and make an impact that contributes to the lives of millions. Join us so you can - Work Hard, Have Fun and Make History.
- Working with Databases and Linux platform
- Understanding algorithms, databases and their space and time complexities
- Writing unit and integration tests with reasonable coverage of code and interfaces
- Solving complex and interesting problems
- Taking up a high level of ownership and commitment towards the business and product vision
What you need to have:
- Minimum 1-year experience
- Strong problem-solving skills
- Good understanding of data structures & algorithms and their space & time complexities
- Strong hands-on and practical working experience with at least one programming language: C/Java/C++/C#
- Excellent coding skills – should be able to convert the design into code fluently
- Strong technical aptitude and a good knowledge of CS fundamentals
- Hands-on experience working with Databases and Linux platform is a plus
- B-Tech in Computer Science or equivalent from a reputed college
- Good experience in at least one general programming language (Java, Ruby, Clojure, Scala, C/C++, Python and SQL)
- A solid foundation in computer science, with strong competencies in data structures, algorithms, and software design.
- Have a penchant for solving complex and interesting problems, Worked in startup like environment with high levels of ownership and commitment
- Excellent coding skills – should be able to convert design into code fluently
- Good skills to write unit & integration tests with reasonable coverage of code & interfaces
- TDD is a plus
Strong computer science fundamentals in algorithms, data
structures, storage technologies, distributed computing,
operating systems, etc.
Experience in designing and implementing scalable solutions
in a large scale distributed environment.
Robust and defensive coding skills using Java/Golang or any
other Object Oriented Programming Language.
Strong knowledge of RDBMS and any other NoSQL database
technologies (Cassandra, HBase, MongoDB, Dynamo etc.) .
Experience with building self healing, automatic fault
detection and recovery mechanisms is good to have.
Desired Skills and Experience
Java or golang
1. Design, develop and deliver web services and jobs that powers Niki, India's first transactional bot.
2. Write code that are clean, testable, performant, scalable, documented and secure
3. Design and architect new sub-systems, idenity perf bottlenecks and suggest design/architect improvements
Qualifications:
1. Minimum of 4 years of software development experience prefrably developing e-commerce applications
2. Bachelor’s and/or Master's degree in Computer Science or related field of study
Preferred Qualifications:
1. Fluent in Java or any other object oriented programming languages
2. Knowledge of Design patterns and design principles
3. Experienced in delivering REST style web services
4. Significant experiences in asynchronous and multi-threaded programming
5. Strong CS fundamentals with good hold on DS and Algo.
Good to have:
1. Knowledge of Spring
2. Experience with AWS, Azure or Google Cloud






