Senior Software Engineer - Infrastructure

🔥 High Priority – Senior Lead Java Developer (10+ Years) | Bangalore – Onsite

Summary :

We are hiring Senior Lead Java Developers with 10+ years of experience for an onsite role in Bangalore.

If you're a hands-on expert with a strong background in Java, Spring Boot, Microservices, and Kubernetes, this is your opportunity to lead, mentor, and deliver high-quality solutions in a fast-paced environment.

🔹 Position : Senior Lead Java Developer

🔹 Experience : 10+ Years (12+ preferred)

🔹 Location : Bangalore (Onsite)

🔹 Openings : 6+

✅ Must-Have Skills :

• 8+ years of hands-on experience with Core Java & Spring Boot
• Expertise in Multithreading, Dependency Injection, and AOP
• Strong in Microservices Architecture and RESTful services
• Good exposure to SQL & NoSQL databases
• Proficient with Git (GitLab preferred)
• Experience with Kubernetes deployments and APM tools (New Relic preferred)
• Solid understanding of distributed tracing and log analysis
• Proven debugging and performance optimization skills

💼 Responsibilities :

• Design and develop high-quality, scalable microservices
• Act as SME for multiple services or subsystems
• Own service performance, SLAs, and incident resolutions
• Mentor junior developers and conduct technical interviews
• Participate in production war rooms and troubleshooting
• Lead development efforts and drive code quality

🎓 Qualification :

• BE/B.Tech or equivalent degree

About Us:

Tradelab Technologies Pvt Ltd is not for those seeking comfort—we are for those hungry to make a mark in the trading and fintech industry. If you are looking for just another backend role, this isn’t it. We want risk-takers, relentless learners, and those who find joy in pushing their limits

every day. If you thrive in high-stakes environments and have a deep passion for performance driven backend systems, we want you.

What You Will Do:

• We’re looking for a Backend Developer (Python) with a strong foundation in backend technologies and a deep interest in scalable, low-latency systems.

• You should have 3–4 years of experience in Python-based development and be eager to solve complex performance and scalability challenges in trading and fintech applications.

• You measure success by your own growth, not external validation.

• You thrive on challenges, not on perks or financial rewards.

• Taking calculated risks excites you—you’re here to build, break, and learn.

• You don’t clock in for a paycheck; you clock in to outperform yourself in a high-frequency trading environment.

• You understand the stakes—milliseconds can make or break trades, and precision is everything.

What We Expect:

• Develop and maintain scalable backend systems using Python.

• Design and implement REST APIs and socket-based communication.

• Optimize code for speed, performance, and reliability.

• Collaborate with frontend teams to integrate server-side logic.

• Work with RabbitMQ, Kafka, Redis, and Elasticsearch for robust backend design.

• Build fault-tolerant, multi-producer/consumer systems.

Must-Have Skills:

• 3–4 years of experience in Python and backend development.

• Strong understanding of REST APIs, sockets, and network protocols (TCP/UDP/HTTP).

• Experience with RabbitMQ/Kafka, SQL & NoSQL databases, Redis, and Elasticsearch.

• Bachelor’s degree in Computer Science or related field.

Nice-to-Have Skills:

• Past experience in fintech, trading systems, or algorithmic trading.

• Experience with GoLang, C/C++, Erlang, or Elixir.

• Exposure to trading, fintech, or low-latency systems.

• Familiarity with microservices and CI/CD pipelines.

Responsibilities

• Provide technology contributions in
• Working in an agile development environment
• Translating business requirements into low-level application design
• Application code development through a collaborative approach
• Doing Full-scale unit testing
• Applying test-driven and behaviour-driven development (TDD/BDD) QA concepts
• Applying continuous integration and continuous deployment (CI/CD) concepts

Soft Skills

• Should be able to contribute as an individual contributor
• Should be able to execute his/her responsibility independently
• Excellent problem-solving skills and attention to detail.
• Focus on self-planning activities
• Firm with communication skills

Mandatory Skills

• Java, Spring Boot, Python and relational / non-relational databases
• Container orchestration - Kubernetes, Docker
• Development experience in Linux environment
• Modern SDLC tooling (Maven, Git)
• Micro services design-oriented application development and deploying the same using Container orchestration in the cloud environment
• Understanding CI/CD pipeline & related system development environment

Nice-to-have Skills

• Front-end technologies (JavaScript, HTML5, CSS, Angular)

Job Title: Java Developer 

Experience: 4 –10 Years 

Location: Mumbai / Bangalore 

Employment Type: Full-time 

We are looking for experienced and passionate Java Developers with strong expertise in Core Java, multithreading, and performance tuning. You will be responsible for designing and developing high-performance, scalable, and resilient backend systems. This is an exciting opportunity to work on complex, enterprise-level systems and modern architectures like microservices and event-driven frameworks.

 • 3–10 years of hands-on experience in Java (8 or above) development. 

 • Strong foundation in OOPs, data structures, algorithms, and design patterns.

 • Deep understanding of multithreading, concurrency, and synchronization techniques.

 • Experience with Spring Boot, Spring MVC, JPA/Hibernate. 

 • Good working knowledge of RESTful API development. 

 • Proficient in SQL and experience with relational databases like MySQL, PostgreSQL, etc.

 • Familiarity with Git, Maven/Gradle, and CI/CD pipelines. 

 • Exposure to Agile/Scrum methodology

Key Responsibilities:

● Design, develop, and maintain applications using .NET Core, ensuring optimal

performance and scalability.

● Write clean, maintainable, and efficient code, adhering to coding standards and best

practices.

● Diagnose and resolve technical issues, optimizing applications for maximum speed and

scalability.

Technical Skills:

● Proficiency in .NET Core,C#,Web API,EF,LINQ and related technologies.

● Experience in developing applications using microservice architecture

● Experience with cloud platforms

● Familiarity with front-end technologies (e.g., Angular, React) is a plus.

● Knowledge of version control systems like Git.

● Demonstrated proficiency in database design and the ability to write complex queries

● Proven experience in leading development teams and driving technical initiatives.

Responsibilities:

• Design and create services and system architecture for your projects, while working.
• Closely with the product, design and engineering team.
• Participate in brainstorming sessions and contribute ideas to our technology, algorithms and products.
• Dive into difficult problems and successfully deliver results on schedule.
• Own services related to OkCredit features in active development.
• Develop and deploy required services responsible for evolution of the overall product.
• Do server side development in golang/python preferably (or any other language).
• Deploying stuff in production in docker containers.
• Write tests.
• Invent awesome stuff to make your job easier

• Motivation to design and build reliable, elegant backend services.
• At least 2 - 5 years of backend development experience.
• Proficiency in GoLang is MANDATORY.
• Familiarity with infrastructure concepts related to docker, kubernetes is preferred.
• Familiarity with Protocol buffers. Protocol buffers are now OkCredit's lingua franca for data.
• Familiarity with message-oriented middleware like rabbitmq, google pubsub.
• Familiarity with cloud platforms like gcp, aws etc.

Founded in 2012,leader in high-assurance digital identity verification technology.  Named to Forbes’ 2019 AI 50 list as one of America’s most promising AI companies, and a recent winner of API World’s Best Data API, technology applies artificial intelligence and machine learning techniques with trusted online/offline data intelligence from email, address, phone, IP, social media and the broader Internet to verify identities in real-time. Customers include three of the top five U.S. banks, seven of the top 10 U.S. card issuers, as well as the majority of leading digital banks, lenders and insurers across the U.S. We are funded by some of the world's best investors and entrepreneurs including Scale Venture Partners, Commerce Ventures, Work-Bench, Santander InnoVentures and Two Sigma Ventures.

The only way we can further our mission of becoming the single, trusted source of identity verification and eliminating identity fraud is by building the best team on the planet. This is where you come in!

We are hiring Software Engineers across all levels in Chennai!

What You'll Be Doing:

• You will partner with our globally distributed cross-functional teams (Product, Infrastructure, Engineering, Data Science) to conceptualize and develop new features and products in an Agile environment. 
• You will own end-to-end delivery of software components all the way to production, owning team features or systems. 
• You will be building web services and REST APIs at scale, and producing high-quality results with direct business impact. 
• You will be monitoring and improving existing deployments, ensuring that we are continuously improving our product. 
• You will be assisting our QA and support team in triaging and resolving production issues and addressing bugs.

What You'll Bring:

• You are interested in our tech stack (Java or Scala, SQL Databases, NoSQL, Microservices, and AWS)
• You will have strong computer science fundamentals: data structures, algorithms, various programming languages, distributed systems, etc. 
• You understand engineering best practices and seek to improve engineering standards, tooling and processes. 
• You write “good code” - easily understandable, secure and testable! 
• You are comfortable helping drive technical decisions within our Engineering team. 
• You have experience building applications at scale.

Perks & Benefits:

• Competitive base salary
• Equity - every employee is a stakeholder in our enormous upside
• A tech-first company culture driven by entrepreneurial thinking and talent
• A great team working in unison towards the same mission
• Transparency is what our product is built on—and so is our culture
• Daily catered lunch and snacks
• Generous health insurance for employees and dependents
• Flexible work schedule and work-from-home options
• Flexible PTO

We are an equal opportunity employer and value diversity of all kinds at our company. We do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status. 

• 2 + years of software development experience utilizing Java based frameworks and technologies to build enterprise grade product solutions.
• 2+ years of experience designing, developing and documenting RESTful APIs.
• Strong understanding of concepts/technologies like Spring MVC, Spring boot, J2EE, EJB, application/API security, API governance/gateway platforms like apigee or kong.
• Good understanding of RDMS concepts and development preferably using MS SQL Server.
• Experience using test automation technologies like cucumber, selenium is a big plus.
• Partner with scrum masters to address technical blockers/impediments to progress.
• Prior experience working with agile scrum-based development methodology. Participate in sprint planning and estimate development efforts for features and stories.
• Partner with DevOps to install and configure/tune application containers like embedded Spring boot tomcat and webserver technologies preferably nginx or apache.
• Partner with cloud engineering group to outline the infrastructure provisioning requirements/needs for new product development.
• Design and develop CI/CD tools and process preferably using Jenkins to configure build jobs for APIs and design pipeline to promote artifacts from development all the way to production
• Experience with messaging technologies like kafka is a huge plus
• Work with Test Automation engineering team to integrate test automation scripts as part of the CI/CD process.
• Prior proven experience of utilizing and productionizing container/container orchestration technologies like Docker, kubernetes.
• Participate and Resolve issues related deployments, application performance etc.

Job Description:

Perform high quality software analysis, development, testing and maintenance for the client’s core technology platform  

* Work with Product owners, Architects and X-Vertical teams to analyse requirements.

* Implement the features based on the design.

* Follow good development practices.

* Product deployment and support.

* Mentor junior developers.

Job Requirements

* Excellent analytical skills and problem solving skills.

* Expert in JEE/ Java programming.

* Competent in delivering a high quality product.

* Competent in software engineering tools and best practices

* Conversant in web front-end technologies - HTML5/CSS/JavaScript
* Object-oriented Design and Analysis (OOA and OOD)

* Estimate engineering effort; plan implementation, and rollout system changes.

* Exhibit creativity and resourcefulness at problem solving while collaborating and working effectively   with best in class designers, engineers of different technical backgrounds, architects and product managers.

* Expert in data structures and algorithms.

* Aware of Agile methodology of Software Development Life Cycle.

* Should be a self-starter and a good team player.

* Great communication skills both verbal and written to ensure effective communication across product teams, functions and locations.

* Can make decisions without always asking others what has to be done.

* Ability to mentor junior developers.

* Experience working with remote teams.

* Flexible to work on any technology as per project demand.