Backend Engineer

📍 Position : Java Architect

📅 Experience : 10 to 15 Years

🧑‍💼 Open Positions : 3+

📍 Work Location : Bangalore, Pune, Chennai

💼 Work Mode : Hybrid

📅 Notice Period : Immediate joiners preferred; up to 1 month maximum

🔧 Core Responsibilities :

• Lead architecture design and development for scalable enterprise-level applications.
• Own and manage all aspects of technical development and delivery.
• Define and enforce best coding practices, architectural guidelines, and development standards.
• Plan and estimate the end-to-end technical scope of projects.
• Conduct code reviews, ensure CI/CD, and implement TDD/BDD methodologies.
• Mentor and lead individual contributors and small development teams.
• Collaborate with cross-functional teams, including DevOps, Product, and QA.
• Engage in high-level and low-level design (HLD/LLD), solutioning, and cloud-native transformations.

🛠️ Required Technical Skills :

• Strong hands-on expertise in Java, Spring Boot, Microservices architecture
• Experience with Kafka or similar messaging/event streaming platforms
• Proficiency in cloud platforms – AWS and Azure (must-have)
• Exposure to frontend technologies (nice-to-have)
• Solid understanding of HLD, system architecture, and design patterns
• Good grasp of DevOps concepts, Docker, Kubernetes, and Infrastructure as Code (IaC)
• Agile/Lean development, Pair Programming, and Continuous Integration practices
• Polyglot mindset is a plus (Scala, Golang, Python, etc.)

🚀 Ideal Candidate Profile :

• Currently working in a product-based environment
• Already functioning as an Architect or Principal Engineer
• Proven track record as an Individual Contributor (IC)
• Strong engineering fundamentals with a passion for scalable software systems
• No compromise on code quality, craftsmanship, and best practices

🧪 Interview Process :

1. Round 1: Technical pairing round
2. Rounds 2 & 3: Technical rounds with panel (code pairing + architecture)
3. Final Round: HR and offer discussion

Job Overview:

We are looking for a seasoned Senior Backend Engineer (SDE II) with over 3 years of experience to grow a high-performing engineering team. The ideal candidate will have extensive hands-on experience in software development, deep technical expertise, and a proven track record of successfully leading large-scale engineering teams and projects. This role requires strategic leadership, the ability to manage complex technical challenges, and the ability to drive innovation while ensuring operational excellence. As a Backend SDE-2, you will collaborate with key stakeholders across the business, product management, and operations to ensure alignment with the organization’s goals and play a critical role in shaping the technology roadmap and engineering culture.

Key Responsibilities:

• Strategic Planning: Work closely with senior leadership to develop and implement engineering strategies that support business objectives. Define technology roadmaps and ensure alignment with organizational goals.
• Technical Excellence: Guide the team in designing and implementing scalable, robust software systems. Drive the adoption of best practices in architecture, coding standards, and software testing to ensure high-quality product delivery.
• Project and Program Management: Oversee the successful delivery of engineering projects, ensuring deadlines, quality standards, and budget constraints are met. Use agile methodologies to manage the development process and resolve bottlenecks.
• Cross-functional collaboration: Collaborate with Product Management, Design, Business, and Operations teams to define project requirements and deliverables. Ensure the smooth integration of engineering efforts across the organization.
• Risk Management: Anticipate and mitigate technical risks and roadblocks. Proactively identify areas of technical debt and drive initiatives to reduce it.

Required Qualifications:

• Bachelor’s or Master’s degree in Computer Science, Information Technology, or a related field.
• 3+ years of experience in software engineering
• Proven track record of successfully delivering large-scale, high-impact software projects.
• Strong understanding of software architecture, design patterns, and scalable system design.
• Expertise in multiple programming languages and modern development frameworks For this role we require expertise in Python/Django and API Development
• Experience with cloud infrastructure (AWS), microservices, and distributed systems.
• Good experience with MySQL and ElasticSearch. Slight experience with other NoSQL and SQL databases.
• Experience in DevOps, CI/CD pipelines, and infrastructure automation.
•  Experience in delivering full-stack B2B/SaaS applications including mobile applications, web frontend, and a scalable backend.
• Excellent problem-solving skills, with the ability to diagnose and resolve complex technical challenges.
• Strong communication and interpersonal skills, with the ability to influence and inspire teams and stakeholders at all levels.

Job description: for Node js Developer at Appinop Technologies

• Experience in developing IOT applications using NodeJS & frameworks
• Writing reusable, testable, and efficient code
• Familiarity with RESTful APIs . Experience in working on serverless framework in AWS using Lambda, API Gateway . Experience in working on AWS database services such as Dynamodb , RDS - Experience in working on other AWS services such as Cognito, AWS ElasticSearch, Kinesis Data Stream, Firehose, Athena, S3
• Design and implementation of low-latency, high-availability, and performant applications
• Implementation of security and data protection

Requirements and qualifications:

• Previous working experience as a Node.js Developer 1-2 years
• Bachelor's degree in computer science, information aries, and Exceptional analytical and problem-solving aptitude. Science, or similar.
• Extensive knowledge of JavaScript, web stacks, libr
• Knowledge of front-end technologies such as HTML5 and CSS3.
• Superb interpersonal, communication, and collaboration skills.
• Availability to resolve urgent web application issues outside of business hours.

      About Appinop

Innovation begins with like-minded people aiming to transform the world together.

We invite you to become a part of an organization that has been helping clients transform their business by fusing insights, creativity, and technology. At Appinop, we embrace a diverse mix of talented people who come here to stay and do their best work.

At Appinop, we transform passionate individuals into proficient professionals dedicated to exploring new frontiers in Software development. Here you will get the opportunity to work with technical craftsmen that are pioneer in latest technologies

We promote a culture of equality, learning, collaboration, and creative freedom so that our employees grow.

For more information about our solutions and organization, visit http://www.Appinop.com">www.Appinop.com

We aspire to build a high-quality, innovative & robust software. If you are a hands-on platform builder with significant experience in developing scalable data platforms, look no further. Click on Apply and we will reach out to you soon.

Your responsibilities as an Engineer: 

•     Determines operational feasibility by evaluating analysis, problem definition, requirements, solution development, and proposed solutions.

•     Documents and demonstrates solutions by developing documentation, flowcharts, layouts, diagrams, charts, code comments and clear code.

•     Prepares and installs solutions by determining and designing system specifications, standards, and programming.

•     Improves operations by conducting systems analysis; recommending changes in policies and procedures.

•     Obtains and licenses software by obtaining required information from vendors; recommending purchases; testing and approving products.

•     Updates job knowledge by studying state-of-the-art development tools, programming techniques, and computing equipment

•     Participate in educational opportunities & read professional publications;

•     Protects operations by keeping information confidential.

•     Provides information by collecting, analyzing, and summarizing development and service issues.

•     Accomplishes engineering and organization mission by completing related results as needed.

•     Develops software solutions by studying information needs; conferring with users; studying systems flow, data usage, and work processes; investigating problem areas; following the software development lifecycle.

Skill sets we require:

•     Proven work experience as a Software Engineer or Software Developer

•     Experience designing interactive applications

•     Ability to develop software in or other programming languages like JIRA or Postman

•     Excellent knowledge of relational databases, MYSQL and Restful API

•     Experience developing web applications using at least one popular web framework (Laravlel, Codeigniter and Magento)

•     Experience with test-driven development

•     Proficiency in software engineering tools

•     Ability to document requirements and specifications

Experience & Pedigree: 

•     Bachelor’s/Master’s degree in Computer Science Engineering or equivalent

Key Responsibilities:   

• Should have hands-on experience with Java   

• Strong experience in Spring Boot, Micro Services   

• Should be well versed with Agile Development methodologies   

• Should have strong debugging and communication skill   

• Should participate in design discussions and provide application designs, architecture, timeline estimations   

• Problem-solving mind and attitude   

• Ability to interface well with externally facing departments and directly with customers   

• Effective communication skills – written, spoken, listening, and presentation   

• Great Team player and experience working with global teams and global organizations Genuine interest in learning and knowledge sharing   

Primary Skills:   

• 2 years of Spring Boot and Microservices.   

• 3+ years of experience in Core Java.   

• Proficiency with Spring Framework.   

• Innovate new approaches algorithms, libraries, tools, platforms, for relevant development areas   

• Strong programming skills in Core JAVA / J2EE expert level   

• Good at data structures, algorithms, problem-solving, and design patterns   

• Knowledge of Web Services, Spring, ORM Frameworks, Spring Boot, Spring Cloud Gateway, OAuth2.0, Spring Security, JWT, Eureka, Hystrix, Apache Cassandra   

• Should be well familiar with SQL/NO-SQL database   

• Knowledge of Spring Batch, Kubernetes, Docker is a plus point    

Hands on experience in Python in 2.x and 3.x versions

• Developed and deployed services in AWS serverless Architecture
• Developed REST API’s using serverless framework, AWS Lambda, API Gateway
• Developed queue and notification services using AWS components - SQS, SNS
• Implemented authorization and authentication using AWS Cognito pool
• Developed Facial recognition systems using AWS Rekognition
• Hands on experience in Flask, Tornado, Quartz framework
• Hands on experience in designing and working on MicroService & Monolithic architecture
• Basic understanding of front-end technologies HTML, CSS, JavaScript, jQuery

Mongo dB experience is must