Backend Engineer

Job Title : Golang Backend Developer

Experience : 3+ Years

Location : Bangalore (Work From Office)

Notice Period : Immediate to 15 Days (Strict)

🚀 About the Role :

We are looking for a Backend Developer with strong Golang expertise to build scalable, high-performance systems. You will play a key role in designing microservices, handling concurrent workloads, and developing robust backend architectures for production-scale applications.

🔥 Mandatory Skills :

Strong hands-on experience in Golang, Microservices Architecture, REST APIs, Concurrency (goroutines & channels), PostgreSQL/MySQL, Redis, Messaging Systems (Kafka/RabbitMQ/SQS), AWS/GCP, Docker & Kubernetes, and CI/CD pipelines.

🛠️ Key Responsibilities :

• Design, develop, and maintain scalable backend services using Golang.
• Build high-performance REST APIs and microservices.
• Develop concurrent and distributed systems using goroutines and channels.
• Implement event-driven and asynchronous architectures.
• Optimize system performance, latency, and database efficiency.
• Integrate messaging systems and caching layers for scalability.
• Collaborate with cross-functional teams for end-to-end delivery.
• Ensure high code quality, testing, and system reliability.
• Monitor, debug, and enhance production systems.

Required Skills & Qualifications :

• Strong hands-on experience in Golang (must-have).
• Solid understanding of Concurrency in Go (goroutines, channels, worker pools).
• Experience with Microservices Architecture.
• Strong knowledge of RESTful API development.
• Proficiency in Databases : PostgreSQL / MySQL / MongoDB.
• Hands-on experience with Redis (caching).
• Experience with Messaging Systems: Kafka / RabbitMQ / SQS.
• Hands-on experience with AWS or GCP.
• Experience with Docker & Kubernetes.
• Familiarity with CI/CD pipelines (GitHub Actions, Jenkins, etc.).
• Strong understanding of Data Structures, Algorithms, and System Design.

Good to Have :

• Experience with gRPC-based microservices.
• Familiarity with monitoring tools like Prometheus, Grafana.
• Exposure to high-scale distributed systems.
• Experience with event-driven architectures.
• Knowledge of security practices (JWT, OAuth2, RBAC).

What We’re Looking For :

• Strong problem-solving and debugging skills.
• Ownership mindset with end-to-end feature delivery.
• Ability to write clean, efficient, and maintainable code.
• Comfortable working in a fast-paced, high-growth environment.

You can also register yourself on the below platform to proceed further :

https://hireinsecond.com/jobseeker-register

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.

• 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.

• 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.

What We Expect:

• 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.

Technical Project/Product Lead

We are seeking a Technical Project/Product Lead with 8-10 years of experience in Microservice.Net Technologies with at least 2-4 years of experience in technical project lead. As a Project Lead, you will be responsible for leading business and technology outcomes for assigned programs or projects.

Educational Qualification:

The ideal candidate should possess educational background in Engineering along with a proven track record of delivering successful projects.

Technology/Skills:

• Expertise in Microsoft.NET Technologies and MVC Architecture.

• Strong design experience including experience in architecture and design patterns.

• DevOps/ Cloud experience is an added advantage.

• Strong experience in integration architecture including API Gateway, Service Catalogs etc.

• Strong experience in integration design for secured and scalable API’s and Webservices.

• Excellent communication and interpersonal skills, with the ability to build strong relationships with stakeholders at all levels.

• Proven ability to lead cross-functional teams and deliver projects on time, within budget, and to the required quality standards.

Roles & Responsibilities:

• Lead and manage end-to-end technical project, ensuring successful planning, execution, and delivery within scope, budget, and timeline.

• Collaborate with cross-functional teams, including software developers, architects, quality assurance, and stakeholders to define project requirements, objectives, and deliverables.

• Provide technical guidance and expertise in Microsoft .NET, MS SQL, ASP.NET Core, and Azure to the project team, assisting with problem-solving, troubleshooting, and decision-making.

• Ensure adherence to software development best practices, coding standards, and quality assurance processes throughout the project lifecycle.

• Act as a liaison between technical and non-technical stakeholders, effectively communicating project updates, progress, and risks.

• Conduct regular project status meetings, providing comprehensive reports and updates to project sponsors and stakeholders.

• Stay up to date with industry trends, emerging technologies, and best practices in Microsoft .NET, MS SQL, ASP.NET Core, and Azure, and apply this knowledge to project execution.

At Upswing, we are a passionate and self-driven team of thinkers who aspire to build the rails to connect the legacy financial sector with financial innovators through a simple and powerful banking-as-a-service (BaaS) platform. We’re building our platform putting the focus on pragmatism, reliability, and maintainability. We believe that keeping the engineering complexity under control is key to preserving the development productivity and long-term evolution of a platform.

To bring this vision to life, we are building the infrastructure using Microservices architecture using the latest set of technologies that are also fun to work with such as Java, Scala, Postgres, Akka, Kafka with a completely automated DevOps pipeline from the get-go using tools like Chef, Jenkins, Grafana, Graylog.

We are looking for motivated engineers who will be working in a highly creative and cutting-edge technology environment to build a world-class financial services suite.

Why you should join us:

• You will redefine the financial services landscape for India in the coming years.
• Be part of a core Engineering team that will create innovative and scalable Fintech solutions.
• Work with passionate and experienced engineering, product & business workforce that believes in teamwork, and that helps fast-track learning on solving complex technical challenges.
• We are funded by the leading fintech VC `QED Investors` and other established Founders and Executives of awesome Indian companies.

What you will do if you join us:

• Propose solutions to solve complex system architecture challenges and actively lead the end-to-end development of the system.
• Create robust, flexible, consistent, and easy-to-use APIs
• Continuously strive for performance improvements, code reusability, and readability
• Understand the product in detail and predict potential issues in feature development.
• Mentor and lead junior members of the team

You should have:

• Ability to think of out of the box
• Tech or a higher degree in computer science or a related field.
• 3+ years of experience working on the back-end development for complex distributed systems who are willing to adopt any Programming language as per the requirement.
• Familiarity with any of the following – Java, C++, Scala, Kotlin, and frameworks like Spring, Play, Hibernate, Django, etc.
• Good understanding of Algorithms, Data Structure, OOP, Design patterns, Parallel programming, Multithreading concepts & Event-Driven Systems.
• Understanding of micro-services architecture and best practices.
• Experience with Relational databases such as MySQL, PostgreSQL, Oracle, or any NoSQL database.

It is a plus if you have:

• Familiarity with cloud platforms like AWS (Amazon Web Services), Azure or Google Cloud

• 5 years experience with the Django framework
• Experience with building APIs (REST or GraphQL) 
• Strong Troubleshooting and debugging skills
• React.js knowledge would be an added bonus 
• Understanding on how to use a database like Postgres (prefered choice), SQLite, MongoDB, MySQL.
• Sound knowledge of object-oriented design and analysis.
• A strong passion for writing simple, clean and efficient code.
• Proficient understanding of code versioning tools Git.

Experience:

• Min 5 year experience
• Startup experience is a must. 

Location:

• Remote developer

Timings:

• 40 hours a week but with 4 hours a day overlapping with client timezone.  Typically clients are in California PST Timezone.

Position:

• Full time/Direct
• We have great benefits such as PF, medical insurance, 12 annual company holidays, 12 PTO leaves per year, annual increments, Diwali bonus, spot bonuses and other incentives etc.
• We dont believe in locking in people with large notice periods.  You will stay here because you love the company.  We have only a 15 days notice period.

• Strong proficiency with JavaScript and TypeScript
• Knowledge of Node.js and loopback 4 frameworks
• Understanding the nature of asynchronous programming and its quirks and workarounds
• Basic understanding of front-end technologies, such as React
• User authentication and authorization between multiple systems, servers, and environments
• Integration of multiple data sources and databases into one system
• Understanding fundamental design principles behind a scalable application
• Understanding differences between multiple delivery platforms, such as mobile vs. desktop, and optimizing output to match the specific platform
• Creating database schemas that represent and support business processes
• Implementing automated testing platforms and unit tests
• Proficient understanding of code versioning tools, such as Git

• Deliver features in an end-to-end manner: technical design, development, testing, deployment, and maintenance.
• Provide technical leadership and own specific areas of the platform.
• Work closely with Product Managers to translate product requirements to engineering specifications.
• Lead code review efforts and quality efforts in your area of ownership.
• Participate in product discussions, taking ownership and initiative.
• Work independently in a fast-paced environment.
• Mentored and guide junior engineers.

Must Haves:

• Minimum 2 years of working experience in Ruby on Rails/ Python/ Node.JS.
• Strong problem-solving skills, data structures, and algorithms.
• Excellent experience on databases like MySQL, PostgreSQL, etc.
• Familiarity with tools for code reviews, version control (GIT).
• A knack for writing clean, readable Ruby/ Python/Node.JS code.
• Experience in application server hosting and monitoring.
• Understanding of fundamental design principles behind a scalable application.

Nice to Have:

• Hands-on with search platforms (Solr, Elasticsearch, etc).
• Prior experience with microservices-based architecture/SOA/distributed systems.
• Able to implement automated testing platforms and unit tests.
• Experience with common AWS service EC2, RDS, S3, SES, etc.

Key Competencies:

• Building Effective Team
• Solving Problems Creatively
• Learning Agility
• Drive For Result

Backend Developer

Role : Backend Developer

Department : Technology Team

Experience : 2 - 3 Years of working experience in Backend

Experience in a related position from Gaming Industry would be preferred 

Location : South Delhi; 5 Day Working

Qualification : Bachelor’s degree in Technology

Major Skills : Java, NodeJs, Microservices, Data Structures, etc

Ideal Candidate Requirements :

• Experience in development of Java and NodeJs based applications.
• Experience in building microservices from scratch to production level.
• Strong experience in Core Java and MultiThreading
• Good Knowledge of Data Structures
• Worked on Oracle, REDIS and DYNOMITE
• Good Knowledge of Telecom Protocol SIP

Ideal Candidate Skills Requirements :-

• Distributed systems - Microservices - Algorithm design, System Design
• Performance Engineering, Scalability and Architecture
• Gaming Models, Matching and Allocation Algorithms
• Spring Boot, Hibernate, Java reactive, JPA 
• Relational Databases - MSSQL,
• Design Patterns : MVC, Singleton, Adapter, Factory, Builder, Strategy
• Messaging Queues - Apache Kafka
• Cache - Redis
• Search - Elastic Search
• Java
• NoSQL - Mongo, Cassandra 
• Jenkins, GIT, BitBucket, JIRA