Back End Jr Java Microservices

At BigThinkCode, our technology solves complex problems. We are looking for a talented problem solver with middleware and backend development expertise to join our technology team at Chennai.

Must have skills:

• Event drive architecture (EDA) microservices project experience MUST
• Any programming: Typescript or nodeJS or Python or Java or Golang
• Hands on experience using Middleware like e.g., Apache Kafka or RabbitMQ or Redis.
• Aware about Asynchronous and Loose Coupling.
• Familiar with API’s gateway and microservice design patterns.

Below job description for your reference, if interested share your profile to connect and discuss.

Company: BigThinkCode Technologies

URL: https://www.bigthinkcode.com/

Role: Senor software engineer (backend, middleware)

Experience required: 3–6 years

Work location: Chennai

Joining time: Immediate – 4 weeks

Work Mode: Work from office (Hybrid)

About the Role:

Scalable Systems & AI Integration – We are looking for a talented Senior Software Engineer to join our team and lead the development of high-performance, distributed systems. This role is ideal for an engineer who thrives in fast-paced environments, enjoys tackling complex data challenges, and is eager to bridge the gap between traditional microservices and modern Agentic AI workflows.

Key Responsibilities:

• Architect & Build: Design and implement highly scalable microservices capable of processing massive data volumes with low latency.
• Event-Driven Systems: Develop robust, asynchronous communication patterns using event-driven architecture to ensure system resilience and decoupling.
• AI Integration: Lead the integration of Large Language Models (LLMs) and Agentic AI workflows into existing enterprise applications to enhance automation and intelligence.
• Database Management: Optimize data storage and retrieval strategies; leverage MongoDB and explore/implement Graph Databases (e.g., Neo4j, Google Spanner) for complex relationship mapping.
• Deployment & Scaling: Containerize applications using Docker and manage deployments within Kubernetes (K8s) environments.
• Collaboration: Work closely with cross-functional teams to adapt to a rapidly evolving tech stack and translate business requirements into technical reality.

Core Requirements:

• Scalable Systems: Proven track record of building and maintaining production-grade systems handling high throughput and large datasets.
• Microservices: Good understanding of microservice design patterns, API gateways.
• Event-Driven Architecture: Strong experience with message brokers (e.g., Kafka, RabbitMQ, or Redis).
• Programming: While we are open to various backgrounds, the Node.js/MongoDB stack is our primary environment.

Why Join Us:

• Collaborative work environment.
• Exposure to modern tools and scalable application architectures.
• Medical cover for employee and eligible dependents.
• Tax beneficial salary structure.
• Comprehensive leave policy
• Competency development training programs.

•      3+ years of hands-on experience developing and testing highly scalable software.

•      Excellent coding skills in Java 17 or above.

•      Very good understanding of any RDBMS and/or messaging queues

•      Proficient in Core java, Solid foundation in object-oriented development and design patterns.

•      Excellent problem-solving skills and attention to detail.

•      Ability to engineer complex features/systems from scratch and drive it to completion.

•      Good knowledge of multiple data storage systems.

•      Prior experience in micro services and event driven architecture.

•      Experience with Spring boot and Spring Security Framework

•      Spring web-flux understanding is desirable

•      Understand OWASP Top 10/CWE, DAST and SAST

About us:

Trential is engineering the future of digital identity with W3C Verifiable Credentials—secure, decentralized, privacy-first. We make identity and credentials verifiable anywhere, instantly.

We are looking for a Team lead to architect, build, and scale high-performance web applications that power our core products. You will lead the full development lifecycle—from system design to deployment—while mentoring the team and driving best engineering practices across frontend and backend stacks.

 Design & Implement: Lead the design, implementation and management of Trential products.

 Lead by example: Be the most senior and impactful engineer on the team, setting the technical bar through your direct contributions.

 Code Quality & Best Practices: Enforce high standards for code quality, security, and performance through rigorous code reviews, automated testing, and continuous delivery pipelines.

 Standards Adherence: Ensure all solutions comply with relevant open standards like W3C Verifiable Credentials (VCs), Decentralized Identifiers (DIDs) & Privacy Laws, maintaining global interoperability.

 Continuous Improvement: Lead the charge to continuously evaluate and improve the products & processes. Instill a culture of metrics-driven process improvement to boost team efficiency and product quality.

 Cross-Functional Collaboration: Work closely with the Co-Founders & Product Team to translate business requirements and market needs into clear, actionable technical specifications and stories. Represent Trential in interactions with external stakeholders for integrations.

What we're looking for:

 Experience: 5+ years of experience in software development, with at least 2 years as a Technical Lead.

 Technical Depth: Deep proficiency in JavaScript and experience in building and operating distributed, fault-tolerant systems.

 Cloud & Infrastructure: Hands-on experience with cloud platforms (AWS & GCP) and modern DevOps practices (e.g., CI/CD, Infrastructure as Code, Docker).

 Databases: Strong knowledge of SQL/NoSQL databases and data modeling for high-throughput, secure applications.

Preferred Qualifications (Nice to Have)

 Identity & Credentials: Knowledge of decentralized identity principles, Verifiable Credentials (W3C VCs), DIDs, and relevant protocols (e.g., OpenID4VC, DIDComm)

 Familiarity with data privacy and security standards (GDPR, SOC 2, ISO 27001) and designing systems complying to these laws.

 Experience integrating AI/ML models into verification or data extraction workflows

Job Description: As a .NET + Angular Developer, you will be responsible for developing and maintaining web applications using .NET technologies and Angular. You will work on a variety of projects, including the design and implementation of RESTful APIs, microservices, and front-end components. Your role will involve applying best practices in software development, including test-driven development (TDD) and automated unit testing, to ensure the delivery of high-quality software solutions.

Key Responsibilities:

• Develop and Maintain Applications: Design, develop, and maintain web applications using .NET, C#, ASP.NET, and Angular.
• RESTful API Development: Create and manage RESTful APIs to enable seamless integration between front-end and back-end systems.
• Microservices Architecture: Work on microservices-based architectures to enhance scalability and maintainability of applications.
• Automated Unit Testing: Implement automated unit tests to ensure code quality and reliability.
• Test-Driven Development (TDD): Apply TDD principles to write efficient and effective code.
• Database Management: Design and manage databases using MSSQL, ensuring data integrity and performance.
• Collaboration: Work closely with cross-functional teams, including front-end developers, UX/UI designers, and product managers, to deliver high-quality software solutions.
• Documentation: Maintain comprehensive documentation for code, APIs, and system architecture.

Required Skills and Qualifications:

• Proficiency in .NET Technologies: Strong experience with .NET, C#, and ASP.NET.
• Front-End Development: Expertise in Angular for building dynamic and responsive user interfaces.
• RESTful APIs: Experience designing and consuming RESTful APIs.
• Microservices: Knowledge of microservices architecture and implementation.
• Database Skills: Proficiency in MSSQL for database design and management.
• Automated Unit Testing: Experience with automated unit testing frameworks and tools.
• Test-Driven Development: Familiarity with TDD methodologies and best practices.
• Problem-Solving: Strong analytical and problem-solving skills with the ability to troubleshoot and resolve issues efficiently.
• Communication: Excellent verbal and written communication skills.

Preferred Qualifications:

• Experience with additional front-end frameworks or libraries.
• Knowledge of DevOps practices and tools.
• Familiarity with Agile methodologies.

What We Offer:

• Competitive salary and benefits package.
• Opportunities for professional growth and development.
• Collaborative and inclusive work environment.
• Flexible working hours and remote work options (if applicable).

JOB DESCRIPTION:

• Experience range – 4 to 7 years

• Good understanding of software engineering practices, SDLC.
• Strong in analytical, design and problem-solving skills, with a strong desire to create new things, dive in wherever there’s a need and learn new things
• Hands-on experience in Java / J2EE application development using open-source frameworks like Spring.
• Experience in unit test frameworks like JUnit
• Need to optimize code and test programming modules
• Excellent Object-Oriented Analysis & Design skills.
• Must have experience in Software design using design patterns. Exposure to technical solutions will be an advantage
• Must have experience in relational database technologies with experience on databases such as PostgreSQL, MySQL
• Strong proficiency with Java programming - Must have experience on Micro-Services using Spring boot.
• Good to have experience in JavaScript
• Good to have previously worked on distributed systems
• Good to have a working knowledge of Redis
• Good to have exposure to stream processing and functional programming
• Strong sense of ownership and accountability.
• Excellent communication and teamwork skills

ROLES & RESPONSIBILITIES:

• Lead a team of 4- 8 engineers closely with complete authority and accountability to deliver high-quality software products in a fast-paced environment.
• Lead your team to design and develop applications based on Microservices architecture.
• Guide your team members on the latest technologies including Java, Spring, Spring-Boot, Angular, Hibernate, Redis, Hazelcast, Bootstrap, jQuery etc.
• Leverage development tools including AWS, GIT, Nginx, Jira, Confluence, Jenkins etc.
• Collaborate with other technical managers, architects, and product owners to build an integrated enterprise-class software product suite

Skills

• Java, Spring Boot – Must, Spring Data, ReactJS, DevOps, HTML5, CSS3, JavaScript ES6 & above – Good to have

Java_FullstackDeveloper_DGT II

About us :

BharatPe was co-founded by Ashneer Grover and Shashvat Nakrani in 2018 with the vision to make financial inclusion a reality for Indian merchants.

BharatPe launched India's first UPI interoperable QR code, first ZERO MDR payment acceptance service, and first UPI payment backed merchant cash advance service.

In 2020, post-Covid, BharatPe also launched India's only ZERO MDR card acceptance terminals - BharatSwipe. Currently serving over 50 lakh merchants across 35 cities, the company has grown business 30x in 2019 and is a leader in UPI offline transactions, having processed 5 crore+ UPI transactions a month (annualized TPV of US$ 5+ Bn).

INVESTORS :

- The company's list of marquee investors includes Beenext, Sequoia, SteadView Capital, Ribbit Capital, Coatue Management LLC, Insight Partners, and Amplo.The company has already facilitated disbursement of over Rs. 500 crores to its merchants since launch.

- Total Funding : $283.5M

- Latest Funding : Series D

- Why Join BharatPe ?

- Quality of work : Our current tech setup is serving us well for now. But, at our pace of growth, we know we will outgrow it soon. So, we are rebuilding our tech stack from scratch. Be it infrastructure as code, containerization and orchestration, event driven microservices, stream processing, or intrusion kill chain, we have a clear roadmap as well as prior experience of building modern state-of-the-art technology architecture. This is an excellent opportunity to build a world class tech setup from scratch and take it to scale.

- High operating freedom : We believe in ownership and accountability rather than command and control. Our teams are structurally empowered to operate with a lot of freedom, with effective mechanisms built within the teams to help with sound yet quick decision making.

- Experimentation and risk taking is encouraged to achieve ambitious goals.

- Competitive compensation.

- Cash and high growth equity.

- We pay good cash and our equity is growing at a very fast pace.

- We have a good team, proven business, and ample capital. Thus, the downside risk is low and upside potential is high.

- We are accelerating full throttle.

- This is the best stage to join a startup.

- Positive culture.

- We believe new ideas can come from everywhere, so we are always on the lookout. Instead of carrot and stick approach, we appeal to internal motivation to excel.

- We are strong team players - we build on each other's strengths and have each other's back in failures.

Requirements :

- Innovative and self-motivated with passion to develop complex and scalable applications.

- 2-5 years of experience in software development with strong focus on algorithms and data structures.

- Strong coding and design skills with prior experience in developing scalable & high availability applications using Core Java/J2EE, Spring, Hibernate.

- Work experience with Relational databases is required (Primarily MySQL).

- Prior work experience with Non-Relational databases (primarily Redis, MongoDb) is an added plus.

- Strong Analytical and Problem Solving Skills.

- B Tech/BCA from IIT or BE in computer science from a top REC/NIT.