11+ Legacy systems Jobs in India

Position of the role

The Principal Engineer reports to the Domain Lead and plays a key role in driving the technical vision, strategy, and execution of development initiatives. The Principal Engineer collaborates with multiple teams to ensure that software solutions are scalable, cost-optimized, performant, and aligned with business objectives.

Result expectation in terms of result areas and core activities

The Principal Engineer is responsible for defining, designing, and overseeing the implementation of complex software solutions. This role involves deep technical expertise, mentorship, and architectural guidance across multiple teams. The Principal Engineer also acts as a thought leader, influencing technology choices, best practices, and innovation within the organization.

Main objectives of the role

✔ Leading the design and architecture of the software by following best practices that ensure scalability, maintainability, cost optimization, and high performance.

✔ Driving innovation and continuous improvements in software development practices.

✔ Providing technical mentorship and coaching to engineers across teams.

✔ Ensuring the successful delivery of high-quality software aligned with business requirements.

✔ Defining and maintaining coding standards, best practices, and governance frameworks.

✔ Collaborating with product management and other stakeholders to shape the technical roadmap.

✔ Identifying technical debt and implementing strategies to mitigate it effectively.

✔ Promoting a culture of continuous learning, knowledge sharing, and cross-team collaboration.

✔ Leading DevOps, CI/CD, and automation to improve software delivery processes and efficiency.

Specialisation

✔ Deep understanding of software architecture, system design, and performance optimization.

✔ Translating complex business requirements into scalable and efficient software solutions.

✔ Handling large data transformations and ensuring system efficiency under the required load conditions.

✔ Leading initiatives for modernizing the technology stack and implementing best practices.

✔ Ensuring that security, scalability, and maintainability are embedded into development processes.

✔ Driving research and development efforts to explore emerging technologies and their business impact.

✔ Enabling teams to develop and maintain high-quality software through code reviews, architecture guidance, and technical strategy.

✔ Collaborating with product owners and stakeholders to ensure that development aligns with business goals and user needs.

Key processes in the role

✔ Agile / Scrum / Kanban development methodologies.

✔ CI/CD and DevOps practices to streamline delivery.

✔ Cloud-native architecture, monolith and microservices-based development.

✔ Scalable and high-performance computing strategies.

✔ Secure software development lifecycle (SDLC).

✔ Data-driven decision-making.

✔ Performance optimization.

Key relationships (teams and/or position titles)

✔ Engineering Teams (Developers, QA, DevOps).

✔ Head of Engineering and Technology Leadership.

✔ Product Management and Business Stakeholders.

✔ Customer Success and Solution Architects.

✔ External Technical Partners and Vendors.

Requirements

✔ Bachelor's or Master’s degree in Computer Science, Software Engineering, or a related field.

✔ 10+ years of experience in software development, with a proven track record .

✔ Strong experience in Python and modern software engineering practices.

✔ Expertise in cloud computing platforms (AWS, Azure, or GCP).

✔ Experience in architecting and developing scalable, high-performance applications.

✔ Hands-on experience with CI/CD pipelines, DevOps tools, and automation.

✔ Deep understanding of microservices, monolith, APIs, and distributed systems.

✔ Strong experience with database technologies, including SQL and NoSQL.

✔ Excellent communication and leadership skills, with the ability to influence technical decisions across teams.

✔ A passion for mentoring, coaching, and fostering a strong engineering culture.

✔ Experience in defining and implementing technical governance and best practices.

Competences

✔ Strategic Thinking - 4

✔ Analytical Problem Solving - 4

✔ Technical Leadership & Mentorship - 4

✔ Communication & Collaboration - 3

Measures of success

✔ Technical leadership impact - measurable improvements in code quality, architecture, and scalability.

✔ Delivery of high-quality software within agreed timelines and business requirements.

✔ Successful mentorship - improvement in team skill levels, problem-solving capabilities, and innovation.

✔ Reduction of technical debt through strategic refactoring and modernization.

✔ Engineering team satisfaction - based on feedback and collaboration effectiveness.

✔ Improvements in system performance, stability, cost-optimization, and security.

✔ Adoption of best practices and emerging technologies across teams.

✔ Contribution to company-wide strategic initiatives through technical innovation and leadership.

Job Title : Java Backend Developer

Experience : 3 to 6 Years

Locations : Bangalore / Gurgaon (Hybrid – 3 Days Work From Office)

Shift Timings : 11:00 AM – 8:00 PM IST

Notice Period : Immediate to 15 Days Only

Job Description :

We are looking for experienced Java Backend Developers with strong expertise in building scalable microservices-based architectures. The ideal candidate should have hands-on experience with Spring Boot, containerized deployments, and DevOps tools.

✅ Must-Have Skills :

• Java – Strong programming skills in core Java.
• Spring Boot (2.x / 3.x) – Deep understanding of microservices architecture and patterns.
• Microservices – Design and implementation experience.
• Kubernetes – Experience deploying and managing microservices
• Jenkins & Maven – Build and CI/CD pipeline experience
• PostgreSQL – Experience with relational database management

✨ Good-to-Have Skills :

• Git – Source control management
• CI/CD Pipeline Tools – End-to-end pipeline automation
• Cloud & DevOps Knowledge – Experience with cloud-based deployments

Role & Responsibilities

work with peers in Product, QA, and other Engineering departments;

coach and mentor team members;

cautiously drive adoption of new technologies and processes;

preserve our engineering values of quality, scalability, and maintainability;

“see around corners” — identify blind spots and prioritize work across teams;

work with international teams to ensure successful product development and delivery; and

own the overall architecture and systems engineering for your products.

Exp: 4-6 years

Position: Backend Engineer

Job Location: Bangalore ( office near cubbon park - opp JW marriott)

Work Mode : 5 days work from office 

Requirements:

● Engineering graduate with 3-5 years of experience in software product development.

● Proficient in Python, Node.js, Go

● Good knowledge of SQL and NoSQL

● Strong Experience in designing and building APIs

● Experience with working on scalable interactive web applications

● A clear understanding of software design constructs and their implementation

● Understanding of the threading limitations of Python and multi-process architecture

● Experience implementing Unit and Integration testing

● Exposure to the Finance domain is preferred

● Strong written and oral communication skills

InnovationM is looking for a Java Developer with experience in Spring Boot, Microservices, and MongoDB to join our team. The ideal candidate should have hands-on experience in designing and developing REST APIs using Spring Boot, building microservices-based applications, working with MongoDB and have experience in deploying applications in AWS.

What you must be good at:

● Develop and maintain REST APIs using Spring Boot framework

● Build microservices-based applications using Spring Boot and related frameworks

● Design and develop data models and queries for MongoDB database

● Deploy applications in AWS using EC2, ECR, and other relevant AWS services

● Work in an Agile development environment

● Collaborate with cross-functional teams to deliver high-quality software

What you must be good at:

● 4+ years of experience in Java development

● Strong experience in Spring Boot and related frameworks

● Hands-on experience in building microservices-based applications

● Proficient in designing and developing REST APIs

● Strong experience in MongoDB, including data modeling and query optimization

● Good understanding of AWS services and deployment methodologies

● Experience working in an Agile development environment

● Proficient in Git and version control systems

Python API DeveloperJD:  
Experience: 4-6 Yrs
Notice Period: 10-20 days or within 1 month

>> Develop and maintain various security software products with queues, caching & database management.
>> Hands-on experience in Coding in Python is required along with Knowledge about Data Structures and object-oriented programming, Algorithms.
>> Extensive experience in developing asynchronous systems.
>> Integration of user-facing elements developed by front-end developers with server-side logic
>> Implementation of security and data protection.
>> Performance tuning, improvement, balancing, usability, automation

Mandatory Skills:

• Python
• Flask/Django
• API

We are looking for a high-performing Lead Developer to build our Ecommerce platform and API framework powered by Machine Learning and Artificial Intelligence. Candidates for this role will be passionate about well written code, testing, and excel at coming up with simple approaches to complex problems.

Our work culture is #overachiever, very amiable, and at the same time always charged with excitement. We encourage our team members to take responsibility and grow into future leaders in the industry.

Job Responsibilities:

• Understand project requirements, writing bug free clean code and ensure that the solution works per the agreed architecture, SLAs, KPIs and business model
• Integrate Django backend with third party API
• 100% Hands on role
• Make architecture decisions that contribute to maintainable systems
• Adapt to rapidly evolving requirements and changing priorities and drive the team accordingly
• Responsible to drive and support Ecommerce project activities and ensure marketplace implementation, deepen customer engagement, satisfaction, and user engagement
• Reverse engineer for debugging errors in code and ensure quality control in the process.
• Continually drive products towards a meaningful balance between user needs, business objectives and technical feasibility
• Documentation and reference preparation for users by writing operating instructions including changes and revisions.
• Operate in a hyper-collaborative way and follow these guiding principles: Value common sense and simplicity over complexity, make decisions quickly and move nimbly, celebrate diverse ideas, Succeed and fail together as a team

Qualifications:

• Bachelor or Master Degree in Computer Science, Software Engineering from a reputed University
• 5 to 10 years of experience working in eCommerce domain, specifically at-least 3-5 years of experience working in Django and Python.
• React and/or Angular for front end
• Proficiency in MongoDB and MySql
• Technical Skills: JIRA, Gitlab, Rest API, GCP or AWS
• Integration experience with Payment gateway, shipping company and VAT, database concepts, Experience of web services
• Experience in performance profiling, tuning, and optimization, caching mechanisms with Enterprise level applicants
• Analytical, debugging, and troubleshooting skill with proven experience troubleshooting and fixing production bugs
• Experience in writing unit testing and test case automation.
• Ability to operate in Agile environment with a start-up mentality and unstructured environment, Energy, drive and passion to work, and operate in a digital world.

Mentor To Go is an android and web based platform to help students improve their work readiness through self-learning sessions, personalised mentorship provided by mentor professionals from a range of careers, and work experience opportunities.

The technology platform implements  functionalities such as: screening surveys of mentors and mentees, training content for mentors, matching through an algorithm, and mentorship through the delivery of structured activities. 

The application technology architecture comprises of the following:

o   a Python Django web application with NGinx and Gunicorn

o   PostgreSQL database

o   A React Android and Web app

o   Rest APIs which interact between the Android app and the Django webserver

Our vision at Mentor To Go is to provide career mentorship to young people anywhere, anytime across the length and breadth of India.

We are looking for a backend software developer who is passionate about using web technologies to solve social problems and creating experiences that are elegant and effective. You will own the back end development of features of the Mentor To Go platform from conceptualisation through design and testing, working closely with other developers, the technical project manager, and the program operations team. You are user-centric, continuously demonstrate strategic & analytical abilities, and are laser focused on executing at speed. You must have the ability to succeed in a fast paced environment, where success is dependent on your ability to collaborate with cross-functional team members in a positive, productive, and transparent way.

Minimum requirements 

• Bachelor’s degree in engineering preferably  CS  or related discipline  
• 3+ years experience working in Unix/Linux environments building web and mobile applications
• Proficiency in developing and deploying cloud based Python/Postgresql applications preferably using frameworks such as Django
• Experience with design and development of moderately complex software projects
• Strong written and oral communication skills
• Familiarity with version control software such as Git

Desired  requirements 

• 5+ years of overall relevant work experience
• Experience building apps using React/React-Native
• Basic understanding of AWS cloud
• Ability to participate in technical discussions and help make technical trade-offs

About Mentor Together

https://mentortogether.org/">Mentor Together is India’s first and largest youth mentoring  non-profit organization with a mission to facilitate empowering mentoring relationships and networks that help young people break the inequalities of opportunity and actualise their potential.

http://bit.ly/mentortogo">Mentor To Go is the world’s first mobile mentoring platform created by Mentor Together with the support of Cisco India, LinkedIn Social Impact, British Telecom and Sterlite Technologies.