Java Developer

We are looking for a Backend Engineer with strong experience in building scalable, reliable, and high- performance systems. You will work on designing APIs, handling large-scale data, and building robust backend services using Java and Spring Boot.

Principal Duties/Responsibilities

• Design, develop, and maintain backend services and APIs using Java (Spring Boot)
• Build scalable and fault-tolerant systems to handle high traffic and large data volumes
• Design clean and efficient RESTful APIs and service contracts
• Collaborate with frontend, product, and design teams to deliver end-to-end features
• Optimize system performance, latency, and throughput
• Ensure high code quality through testing, code reviews, and best practices
• Debug production issues and ensure system reliability and uptime
• Participate in system design and architectural decisions
• Own services end-to-end, including development, deployment, and monitoring.

Required Skills and Knowledge

• Strong proficiency in Java
• Hands-on experience with Spring Boot / Spring Framework
• Solid understanding of data structures, algorithms, and OOPs concepts
• Experience building and consuming REST APIs
• Strong knowledge of databases:
• Relational (MySQL, PostgreSQL) • Basics of NoSQL (Redis, MongoDB, etc.)
• Understanding of concurrency, multithreading, and JVM internals
• Familiarity with caching strategies (Redis, in-memory caching)
• Experience with Git and version control workflows

Good to Have Experience with deployment strategies:

• Blue-Green deployments
• Canary releases • Rolling deployments
• Exposure to CI/CD pipelines (Jenkins, GitHub Actions, CircleCI, etc.)
• Basic experience with AWS / cloud infrastructure:
• EC2, S3, RDS • Load balancers, auto-scaling
• Experience with Docker and containerization
• Knowledge of microservices architecture and service communication (REST/gRPC, Kafka)
• Familiarity with message queues / streaming systems (Kafka, RabbitMQ)
• Experience with monitoring & observability tools (Prometheus, Grafana, ELK, Datadog)
• Understanding of security best practices (authentication, authorization, OAuth, JWT)

 Required Experience /Qualifications

• 4 years of backend development experience
• BTech / BE Computer Science.

Strong Senior Backend Engineer profiles

Mandatory (Experience 1) – Must have 5+ years of hands-on Backend Engineering experience building scalable, production-grade systems

Mandatory (Experience 2) – Must have strong backend development experience using one or more frameworks (FastAPI / Django (Python), Spring (Java), Express (Node.js).

Mandatory (Experience 3) – Must have deep understanding of relevant libraries, tools, and best practices within the chosen backend framework

Mandatory (Experience 4) – Must have strong experience with databases, including SQL and NoSQL, along with efficient data modeling and performance optimization

Mandatory (Experience 5) – Must have experience designing, building, and maintaining APIs, services, and backend systems, including system design and clean code practices

Mandatory (Domain) – Experience with financial systems, billing platforms, or fintech applications is highly preferred (fintech background is a strong plus)

Mandatory (Company) – Must have worked in product companies / startups, preferably Series A to Series D

Mandatory (Education) – Candidates from Tier - 1 engineering institutes (IITs, BITS, are highly preferred)

Key Responsibilities:

• Involve in the Design And Development Of Scalable Backend Applications Using Java (Spring Boot).
• Mentor And Guide A Team Of Developers To Ensure High-Quality Deliverables.
• Take Ownership Of Solution Architecture, Coding Standards, And Design Patterns.
• Develop And Manage Restful Apis And Integrate Third-Party Services.
• Collaborate With Front-End Teams, Qa, And Stakeholders To Align Technical Implementation With Business Goals.
• Oversee Deployments In Hybrid Cloud Environments In Coordination With Devops Teams.
• Conduct Code Reviews, Lead Design Discussions, And Manage Agile Development Processes (Scrum/Kanban).
• Monitor Application Performance And Drive Improvements Proactively.
• Troubleshoot And Resolve Complex Software Issues Across Systems And Services.

Required Skills:

• 6+ Years Of Professional Experience In Java Development.
• Strong Hands-On Expertise In Spring Boot And Microservices Architecture.
• Working Knowledge Of Node.Js And Javascript/Typescript.
• Experience With Rest Apis, Sql/Nosql Databases (Mysql, Postgresql, Mongodb).
• Familiar With Ci/Cd Pipelines, Git, And Modern Devops Practices.
• Proven Ability To Lead Distributed Teams And Manage Deliverables In A Remote/Hybrid Work Setup.
• Strong Communication, Leadership, And Problem-Solving Skills.

We are seeking a highly skilled Backend Developer to join our team and contribute to the development and improvement of both our customer-centric SaaS platform and internal systems. As a Backend Developer, you will be responsible for designing, implementing, and maintaining the server-side logic of our application, ensuring high performance, scalability, and security.

As a Backend Developer with expertise in Java, and PostgreSQL, you will play a critical role in developing and maintaining the backend infrastructure of our SaaS and internal platforms, ensuring its reliability, scalability, and performance. Join our team and be a part of building cutting-edge software solutions that empower our customers and drive business growth.

Responsibilities:

• Collaborate with cross-functional teams, including front-end developers, product managers, and designers, to understand project requirements and translate them into technical specifications.
• Design and develop server-side logic, APIs, and database schema to support the functionality and performance requirements of our SaaS platform.
• Write clean, modular, and well-documented code using any relevant programming language preferably Java with SpringBoot.
• Optimize the backend systems for maximum speed and scalability, ensuring high performance and responsiveness of the application.
• Implement data storage solutions using PostgreSQL or other relational databases, ensuring data integrity and security.
• Conduct thorough testing and debugging to identify and resolve any issues or bugs in the backend code.
• Stay up-to-date with emerging technologies, industry trends, and best practices in backend development and contribute to the continuous improvement of our development processes.

Requirements:

• Proven work experience as a Backend Developer or similar role, with a focus on server-side development.
• Proficiency in working with relational databases, particularly PostgreSQL, and writing efficient SQL queries.
• Familiarity with SaaS concepts and architecture.
• Experience with API design and development, including RESTful APIs.
• Solid understanding of software development principles, including object-oriented programming, design patterns, and data structures.
• Experience with version control systems, such as Git.
• Strong problem-solving and analytical skills, with keen attention to detail.
• Excellent communication and teamwork skills, with the ability to collaborate effectively with cross-functional teams.
• Bachelor's degree in Computer Science, Engineering, or a related field is preferred, but not mandatory.

Senior Software Developers collaborate with Business and Quality Analysts, Designers, Project Managers and more to design software solutions that will create meaningful change for our clients. They listen thoughtfully to understand the context of a business problem and write clean and iterative code to deliver a powerful end result whilst consistently advocating for better engineering practices. By balancing strong opinions with a willingness to find the right answer, Senior Software Developers bring integrity to technology, ensuring all voices are heard.

For a team to thrive, it needs collaboration and room for healthy, respectful debate. Senior Developers are the technologists who cultivate this environment while driving teams toward delivering on an aspirational tech vision and acting as mentors for more junior-level consultants. You will leverage deep technical knowledge to solve complex business problems and proactively assess your team’s health, code quality and nonfunctional requirements.

Job responsibilities

• You will learn and adopt best practices like writing clean and reusable code using TDD, pair programming and design patterns
• You will use and advocate for continuous delivery practices to deliver high-quality software as well as value to end customers as early as possible
• You will work in collaborative, value-driven teams to build innovative customer experiences for our clients
• You will create large-scale distributed systems out of microservices
• You will collaborate with a variety of teammates to build features, design concepts and interactive prototypes and ensure best practices and UX specifications are embedded along the way.
• You will apply the latest technology thinking from our Technology Radar to solve client problems
• You will efficiently utilize DevSecOps tools and practices to build and deploy software, advocating devops culture and shifting security left in development
• You will oversee or take part in the entire cycle of software consulting and delivery from ideation to deployment and everything in between
• You will act as a mentor for less-experienced peers through both your technical knowledge and leadership skills

Job qualifications:

Technical Skills

• You have experience using one or more development languages (Java, Nodejs, React, TypeScript, JavaScript, etc.) with experience in Object-Oriented programming
• You can skillfully write high-quality, well-tested code and you are comfortable with Object-Oriented programming
• You are comfortable with Agile methodologies, such as Extreme Programming (XP), Scrum and/or Kanban
• You have a good awareness of TDD, continuous integration and continuous delivery approaches/tools
• Bonus points if you have working knowledge of cloud technology such as AWS, Azure, Kubernetes and Docker

Professional Skills

• You enjoy influencing others and always advocate for technical excellence while being open to change when needed
• Presence in the external tech community: you willingly share your expertise with others via speaking engagements, contributions to open source, blogs and more
• You’re resilient in ambiguous situations and can approach challenges from multiple perspectives

Other things to know:

Learning & Development

There is no one-size-fits-all career path at Thoughtworks: however you want to develop your career is entirely up to you. But we also balance autonomy with the strength of our cultivation culture. This means your career is supported by interactive tools, numerous development programs and teammates who want to help you grow. We see value in helping each other be our best and that extends to empowering our employees in their career journeys.

CLIENT : MNC

ROLE: JAVA ARCHITECT

EXP: 11 YEARS PLUS

LOCATION: Bangalore.

CTC: UPTO 28 LPA

NOTE:CANDIDATES CURRENTLY IN BANGALORE ONLY APPLY.

SERVING NOTICE PERIOD UPTO 30 DAYS AND IMMEDIATE JOINERS ONLY APPLY.

CANDIDATE DESGINATION SHOULD BE JAVA ARCHITECT IN WORKING COMPANY

Job description

Responsibilities: Architecture, design and enhancement of moderately complex software resulting in high quality,

software products.

 Lead and guide the software design team with application design and integration.

 Make sure the design is aligned with functional and non-functional requirements for the software.

 Evaluate and recommend tools and technologies for development and make sure a productive development

environment.

 Understand the training requirements of team members to ensure people have necessary skills and

competency for delivering good quality product.

 Make sure team follows best design and coding practices and ensure the final deliverable meets expected

quality.

 Help development team in problem solving and troubleshooting issues.

 Quick understanding of exiting framework/Very good debugging skills to debug existing platform / frameworks

 Strong knowledge in Databases and complex stored procedure understanding.

 Identify technical risk areas and help the team members to solve issues quickly.

 Quickly do the POC investigation and provide the demo to team members to keep the schedule.

 Quickly writing of use cases and minor scenarios, based on that do the estimation and explain the use cases to

team members with development steps.

Desired Skills and Experience

10+ years of hands on experience in Software/Technology Development including architecting and designing software

products.

Must Have:

 Proficiency in web development using Java

 Proficiency in Java spring framework (Spring MVC, Spring boot)

 Proficiency in developing UI using HTML, JSP Servlet, JDBC

 Excellent knowledge of Relational Databases, SQL, and ORM technologies (JPA2, Hibernate)

 Experience in java-script, AJAX, JQuery

 Workflow concepts and development exposure.

 Understanding of Event/command based architecture.

 Proficient in Object Oriented Analysis and Design.

 Troubleshooting design flaws and system bottlenecks.

 Systems thinking, technical acumen, analytical skills and communication skills.

 Testing skills (Unit testing, Integration testing)

 Exposure to one or more software development methodologies (RUP preferred, one full

 Lifecycle preferred)

 Good analytical and problem-solving skills

 Good knowledge in Git and Maven

 Good knowledge in SOA and micro services.

 Experience designing secure software systems.

 Exposure to design tools – Enterprise architect / Rational rose.

 Experience with debugging tools, profiling tools.

 Good leadership and people management skills

 Quality mindset and attention to detail in all aspects of software engineering and development.

 Experience in SonarQube Cube analysis tool.

 Knowledge and experience in MES (Manufacturing Execution System) domain.

Good to have:

 Experience in Rest API development

 Exposure to SCRUM methodology work culture

 Exposure in Azure DevOps

Education

Bachelor / Masters in Computer Engineering, EEE, Electronics & Communication, Information

Technology, Computer Science, Instrumentation or Chemical Engineering

Industry

• Information Technology & Services

Employment Type

Full-time

Edit job description

Primary duties and responsibilities include:

·         Candidate should be able to work independently with client and should possess excellent written and verbal communication skills.

·         Work closely with experienced integration, frontend, or backend development teams

·         Contribute to estimation and scoping of projects

·         Work on presales environment for checking feasibilities for customer requirement.

Required Experience

·         Bachelor’s degree in Computer Science, or equivalent work experience

·         8 to 10 years of programming experience—preferably with Java 8+, and other tool support

·         5 years of Java # 6 experience

·         Should have experience in executing project independently.

·         Demonstrated ability of Design Patterns and to write efficient, reusable rest services and libraries

·         Experience with agile software development methodologies and software development best practices, pair programming and CI/CD

·         Excellent written and verbal communication skills

·         Excellent analytical skills for solution building of customer requirements.

·         Good knowledge of datastores (RDBMS, Oracle, SQL)

·         Must have in depth understanding of the L1, L2, L3 support environment.

·         Experience in Java, JavaScript, CSS, HTML, XML and other web technologies

·         Strong understanding of network OS and system configurations.

·         Familiarization with OSLC and REST APIs

·         Ability to successfully lead offshore development teams and work in global delivery model- US, India, Germany

·         Knowledge of LDAP

·         Experience with Microsoft Office products- Word, Excel, Powerpoint

·         Experience with other Requirements Management Tools (Polarion, PTC Integrity) will be a value add

Preferred Experience

·         Understanding of high-availability, fault-tolerant, scalable, distributed systems

·         Working knowledge of iText 7, OpenFeign, RabbitMQ/JMS, Mockito and jUnit/nUnit, Spring Cloud


Salary is not constriant. Candidate should have interest to new things.

The primary responsibilities include:

• Responsible for the overall software development lifecycle.
• Management and execution against project plans and delivery commitments
• Drive effective, mature Agile practices and continuous execution improvements within your teams.
• Manage stakeholder planning and communications ensuring key outcomes
• Recruit, coach, and mentor the best engineering and management talent
• Build, coach, and manage a strong team of engineers that set the standard and can up-level the overall talent of the extended organization.
• Provide a strong understanding of native mobile developer platforms and bring broad thought leadership to the next generation mobile developer experience.
• Anticipate and aggressively remove obstacles that slow down or prevent products and programs from delivering on product and program objectives.
• Balance urgent and effective action, commitment to excellence, and taking the initiative to resolve problems; holds internal stakeholders accountable where appropriate.

REQUIRED

• 8+ years of industry experience with 2+ years of senior leadership experience.
• Solid track record of over-achieving engineering and platform delivery and scaling targets in high volume, innovative and fast-paced high-pressure environment; proven results in delivery on platform product.
• Deep understanding of one or more of Java/Python/Scala. Ability to understand and critique the core library/language constructs with skilled knowledge on UI technologies like Angular 2+, React, D3.JS
• Working experience with Agile methodologies and durable team concepts.
• Knowledge in DevOps practices and tools.
• Knowledge in Cloud Technologies, CI/CD, Jenkins, Testing methodologies is preferred.
• Experience in server-side services using ElasticSearch, Kafka
• A strong track record of project delivery for large, cross-functional, projects and bringing in and growing engineering talent
• Excellent written and verbal communication skills with the ability to present complex technical information clearly and concisely to a variety of audiences.

The Java/Backend Developer is responsible for the development and maintenance of Bytemark’s backend APIs. This person utilizes their knowledge of Java development & web technologies as an integral part of the software development team.

Responsibilities:

• Design, develop, maintain, and deliver highly scalable and reliable APIs
• Collaborate with development team and product owners to analyze, design, and implement user stories using an agile methodology.
• Write high-quality software code that complies with design specifications and meets development and support requirements.
• Develop unit tests and test changes using an agile methodology.
• Use a variety of tools to perform unit testing, automated builds, and source control.
• Participate as a member in Agile teams, and work with other team member to review user stories, estimate effort for user stories, and participate in sprint reviews.
• Maintaining current web and back-end features
• Learning new skills and technologies as company products and industry standards warrant

Required Skills:

• 2-6 years of experience building RESTful APIs
• 2+ year of hands-on Java experience using Play 1.x framework
• Knowledge of Spring or Grails frameworks is a plus
• Ability to write SQL.
• Understanding of OOP
• Experience with Test Driven Development (TDD) using JUnit, Selenium or a similar technology
• Basic knowledge of Unix
• Excellent verbal, written, and interpersonal communication skills
• 3-8 years of software development experience
• Undergraduate degree in the field of computer science or equivalent
• Able to handle multiple tasks in a fast paced environment