Backend Developer

At BigThinkCode, our technology solves complex problems. We are looking for talented backend engineer to join our development team at Chennai.

If you are passionate about building scalable applications and have strong experience in any backend programming or with interest for Golang and modern web technologies, we would love to hear from you!

Please find below our job description, if interested apply / reply sharing your profile to connect and discuss.

• Company: BigThinkCode Technologies
• URL: https://www.bigthinkcode.com/
• Experience required: 4 - 5 years
• Work location: Chennai
• Joining time: Immediate – 2 weeks
• Work Mode: Work from office (Hybrid)

We are looking for a skilled and passionate Developer with strong Golang experience to join our growing engineering team. The ideal candidate should have hands-on experience in building scalable web applications, backend services, APIs, and modern frontend applications.

What You’ll Do

• Design, develop, test, and maintain scalable and high-performance web applications.
• Build and maintain robust backend services and RESTful APIs using Golang.
• Develop responsive and user-friendly frontend applications using modern JavaScript/TypeScript technologies.
• Work on end-to-end application development, including frontend, backend, APIs, and database integrations.
• Design and develop scalable, secure, and maintainable application architecture.
• Collaborate closely with product, design, and engineering teams to deliver high-quality solutions.
• Write clean, reusable, efficient, and well-tested code.
• Participate in code reviews and contribute to engineering best practices and coding standards.
• Troubleshoot, debug, and resolve application and production issues.
• Contribute to performance optimization, scalability, and continuous improvement of applications.
• 
  

 What We’re Looking For

• 4–5 years of hands-on experience in software development.
• Experience with distributed systems and microservices architecture.
• Managing, mentoring small team of 2-3 members.
• Strong hands-on experience with Golang or Erlang or other programming languages with interest, learn Golang for backend development.
• Experience building RESTful APIs, backend services, and microservices.
• Good experience with JavaScript and/or TypeScript and modern frontend development.
• Experience working with databases such as PostgreSQL, MySQL, MongoDB, or similar technologies.
• Strong understanding of software design principles, data structures, and scalable application architecture.
• Experience with Git and version control workflows.
• Good understanding of API security, authentication, and authorization mechanisms.
• Strong debugging and problem-solving skills.
• Ability to work independently as well as collaboratively in a fast-paced engineering environment.
• 
  

 Preferred / Nice to Have

• Experience with cloud platforms such as AWS, Azure, or GCP.
• Experience with Docker, Kubernetes, or containerized applications.
• Knowledge of CI/CD pipelines and DevOps practices.
• Familiarity with Agile/Scrum development methodologies.

Job Title : Golang Developer

Experience : 3 to 5 Years

Location : Bangalore (5 Days WFO)

Notice Period : Immediate to 15 Days

Interview Process : 3 Client Rounds

Work Mode : On-site

Job Summary :

We are looking for a Golang Developer with 3 to 5 years of hands-on software development experience. The ideal candidate should have strong programming fundamentals, excellent problem-solving skills, and practical experience in developing scalable web applications using Go / Golang.

Mandatory Skills :

Golang / Go, REST APIs, RDBMS (PostgreSQL / MySQL), Strong Programming & CS Fundamentals, Problem-Solving, Web Application Development.

Key Responsibilities :

• Design, develop, test, and maintain applications using Golang.
• Build scalable, reliable, and high-performance backend services.
• Develop and integrate RESTful APIs/web services.
• Write clean, maintainable, extensible, and production-ready code.
• Work closely with Product Managers, UX Designers, QA Engineers, and other developers.
• Take end-to-end ownership of assigned features and deliver them on time.
• Follow coding best practices with a focus on scalability, performance, and reliability.
• Troubleshoot issues and continuously improve application performance.
• Demonstrate a strong willingness to learn and adopt new technologies.

Mandatory Technical Skills :

• 3 to 5 years of hands-on experience in Golang / Go development.
• Strong programming and Computer Science fundamentals
• Good understanding of RESTful APIs / Web Services
• Experience with RDBMS such as PostgreSQL, MySQL, or similar
• Strong logical and problem-solving skills
• Hands-on experience in developing and maintaining software projects
• Good understanding of software development lifecycle and coding best practices

Good-to-Have Skills :

• Knowledge of HTML, CSS, and JavaScript frameworks
• Experience with Git / Version Control
• Exposure to NoSQL databases
• Experience with Go frameworks and supporting libraries
• Experience in end-to-end web application development
• HackerRank, HackerEarth, or similar coding credentials

Candidate Profile :

• Excellent programming and analytical skills.
• Strong communication and collaboration skills.
• Self-motivated with a problem-solving mindset.
• Passionate about software development and learning new technologies.
• Ability to work effectively in a cross-functional team.
• Candidates with a Computer Science / Engineering / MCA background are preferred.

Education :

• B.E./B.Tech in Computer Science, IT, or a related discipline preferred.
• MCA or equivalent technical qualification preferred.
• Strong programming skills and practical development experience will be given significant importance.

   At BigThinkCode, we build innovative technology solutions that solve complex enterprise challenges. We are looking for a highly skilled Go/Golang Engineer who thrives in building low-latency, distributed systems and enjoys working on security sensitive platforms.

This role offers the opportunity to work on cutting-edge SaaS platforms, building scalable backend systems that operate in demanding environments requiring high reliability, security, and performance.

Please find below our job description, if interested apply / reply sharing your profile to connect and discuss.

Company: BigThinkCode Technologies

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

Experience required: 3-6 years

Work location: Chennai

Joining time: Immediate – 4 weeks

Work Mode: Work from office / Hybrid

Must have skills:

• Hands on expertise in Go / Golang, low-latency routing, distributed systems.
• Experience designing and troubleshooting low-latency applications.
• Experience in enterprise software deploy / developing SaaS application is a plus
• Event drive architecture (EDA) microservices project experience is a plus.
• Additional programming knowledge: Typescript or NodeJS or Python
• Hands on experience using docket containers and Kubernetes.
• Aware about Observability, Asynchronous and Loose Coupling.
• Familiar with deep knowledge on infrastructure and customer application deployment
• Work with message brokers and streaming technologies such as Kafka, or similar event-driven platforms.

A skilled Go/Golang Developer with 3–6 years of experience in building scalable applications using event-driven architecture within distributed systems. The ideal candidate should be comfortable in low level programming, high-performance backend services and have a strong understanding of Observability, asynchronous programming patterns.

Experience or exposure to knowledge embedding and vectorization techniques is a strong plus, especially in the context of modern data-driven or AI-powered systems.

Required Skills

• 4+ years of hands-on experience with Go / Golang
• Strong engineer with security-sensitive, correctness-critical code paths
• Engineer worked on SAAS / On-prem environment
• Experience with containerization tools like Docker and orchestration tools like Kubernetes

Ideal Candidate

We are looking for engineers who:

• Have strong ownership mindset and platform thinking.
• Can balance correctness, performance, and simplicity under pressure.
• Are comfortable making architectural decisions in distributed environments.
• Use AI-assisted development tools effectively while maintaining engineering judgment.
• Can distinguish robust production-grade solutions from generated boilerplate code.
• Have experience supporting SaaS, hybrid-cloud, or on-premise deployments.

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.

Job Title : Software Development Engineer II (SDE 2) – Java or Golang (Backend)

Experience : 3+ Years

Location : Bengaluru

Working Days : 5 Days WFO

Notice Period : Immediate to 15 Days

Interview Process : 3 Client Rounds

Job Overview :

We are looking for an SDE 2 – Backend with strong hands-on experience in Java / Spring Boot or Golang to design, develop, and maintain scalable, high-performance backend applications. Candidates with experience in caching services will be highly preferred.

Mandatory Skills :

Java, Spring Boot, Golang, Gin, gRPC, REST APIs, Microservices, MySQL / PostgreSQL / Oracle, System Design, Caching, Data Structures & Algorithms, Git, CI/CD, Docker, Kubernetes, AWS / GCP.

Key Responsibilities :

• Design, develop, test, and deploy scalable backend applications and APIs.
• Develop microservices using Java / Spring Boot or Golang.
• For Golang roles, experience with Gin and gRPC is preferred.
• Work with MySQL, PostgreSQL, Oracle, or similar databases.
• Design and optimize caching solutions for application performance.
• Participate in system design and architecture discussions.
• Conduct code reviews and write unit/integration tests.
• Troubleshoot bugs and performance issues.
• Collaborate with Product, QA, and other engineering teams.
• Contribute to CI/CD, cloud, and DevOps practices.

Requirements :

• 3 to 5 years of backend development experience.
• Strong proficiency in Java / Spring / Spring Boot or Golang.
• Good understanding of REST APIs, Microservices, DSA, and System Design.
• Experience with relational databases.
• Strong debugging and problem-solving skills.
• Exposure to AWS/GCP, Docker, Kubernetes, Git, and CI/CD.
• Java candidates with end-to-end application design experience are preferred.
• Exposure to AI/ML tools or Low-Code/No-Code frameworks is a plus.

Interview Process :

Round 1 – LeetCode / Coding Round

• Data Structures & Algorithms
• Problem-solving and coding proficiency

Round 2 – System Design

• System architecture
• Scalability and performance
• API and database design
• Caching and distributed systems

Round 3 – Hiring Manager Round

• Technical depth
• Project and ownership experience
• Problem-solving approach
• Communication and collaboration
• Role and culture fit

We are seeking Senior Backend Engineers who can hack around multiple technologies and build highly scalable, low-latency, distributed systems with RESTful services. You will be responsible for developing new software products (internal) and solving complex technical challenges for scale-ups and enterprise companies. You should excel in working with large-scale applications and frameworks and have outstanding communication and leadership skills.

Responsibilities—

• Writing clean, high-quality, high-performance, and maintainable code.
• Solving complex technical problems.
• Performing an objective analysis of the problem statement and coming up with an unbiased technical solution before writing a single line of code.
• Coordinating cross-functionally to ensure the project meets business objectives and compliance standards.
• Participating in and driving code reviews.
• Building robust, secure, and scalable microservices.
• Implementing RESTful services with a metric-driven API Gateway.
• Ensuring sub-second server response and will be responsible for implementing relational, document, key, object, or graph data stores, index stores and messaging stores as needed.
• Tracking defects and work with business owners and users to triage bugs and manage backlog
• Taking ownership to run and maintain Cloud infrastructure.
• Evaluating relevant technologies, influencing and driving architecture and design discussions.
• Architecting & designing the platform.
• Mentoring junior engineers helping them grow, performing code reviews, system monitoring & delegation.
• Writing documentation & create engineering processes.
• Working as an individual contributor.
• Helping drive KPIs with Product.
• Taking ownership of backend systems.
• Helping with unit tests & QA process.
• Scaling the engineering team.
• System scaling to hundreds of millions of users.
• Working with product managers and designs.

Requirements—

• Overall 5-10 years of experience in software development with a strong base in Golang/Java/Python and a degree in Computer Science(optional).
• Experience with Go, K8, Docker, AWS, and CI/CD.
• Experience with micro web frameworks – like Springboot, Gin/Mux.
• Experience in working with microservice architectures, Transactional systems, and Distributed environments.
• Exposure to building RESTful APIs with monitoring, fault tolerance, and metrics (with something like Hystrix).
• Experience with MySQL, and NoSQL (Cassandra, Redis, DynamoDB).
• Experience in server-side services using ElasticSearch and ESB - Camel, ActiveMQ.
• DevOps experience.
• Experience with AWS stack.
• Excellent attention to detail.
• Outstanding written and verbal communication skills.
• To be a self-starter who can work well with minimal to no guidance in a fluid environment.
• To be excited by challenges surrounding the development of highly scalable & distributed systems.
• To be agile and able to adapt quickly to changing requirements scope and priorities.
• To be experienced in working on massively large-scale data systems in production environments.
• To have led or mentored an engineering team before(optional).
• To have contributed to open-source projects.
• To have a strong drive & desire for continued growth.
• Proficiency in English.
• Experience with Web3(optional).

Benefits—

• Best-in-class salary: We hire strong talent and compensate accordingly.
• Proximity Talks: Meet and learn from designers, engineers, product leaders, and AI practitioners.
• Continuous learning: Work with a world-class team and stay close to the latest in AI, engineering, and product development.
• High-impact work: Build AI-first systems and products used at scale by global clients.

About us—

Proximity is the trusted technology, design, and consulting partner for some of the biggest Sports, Media, and Entertainment companies in the world. We’re headquartered in San Francisco and have offices in Palo Alto, Dubai, Mumbai, and Bangalore.

Since 2019, Proximity has built high-impact, scalable products used by millions of users every day. Today, we are a global team of engineers, designers, product managers, and experts solving complex problems and building cutting-edge technology at scale.

Primary Skills:

Python / Golang, RESTful APIs, Docker, Kubernetes, Linux

Core Responsibilities:

• Design & Development: Architect and implement scalable backend services and APIs using Python or Golang, ensuring high performance, resilience, and extensibility.
• System Ownership: Take end-to-end ownership of critical modules, from design and development to deployment and support.
• Technical Leadership: Conduct design and code reviews, enforce best practices, and mentor junior engineers to raise the team’s technical bar.
• Collaboration: Work closely with product managers, architects, and other engineers to translate business requirements into technical solutions.
• Performance & Reliability: Troubleshoot complex issues in production systems, identify root causes, and design sustainable long-term solutions.
• Innovation: Evaluate new technologies, contribute to proof-of-concepts, and recommend tools that can improve developer productivity.
• Process Improvement: Drive initiatives to improve coding standards, CI/CD pipelines, and automated testing practices.
• Knowledge Sharing: Document designs, create technical guides, and share insights with the broader engineering team.

Experience and Expertise:

• 4–7 years of backend development experience with Python or Golang.
• Strong expertise in designing, developing, and scaling microservices and distributed systems.
• Solid understanding of concurrency, multi-threading, and performance optimization.
• Proficiency with databases (SQL/NoSQL), caching systems (Redis, Memcached), and messaging systems (Kafka, RabbitMQ, etc.).
• Hands-on experience with Linux development, Docker, and Kubernetes.
• Familiarity with cloud platforms (AWS/GCP/Azure) and related services.
• Strong debugging, profiling, and optimization skills for production-grade systems.
• Experience with AI-powered development tools is a strong plus; familiarity with concepts like 'agentic coding' for workflow automation or 'context engineering' for leveraging LLMs in system design is highly desirable.

Skills:

• Strong problem-solving ability, with experience handling complex technical challenges.
• Ability to lead technical initiatives and mentor junior engineers.
• Excellent communication skills to collaborate with cross-functional teams and articulate trade-offs.
• Self-motivated, proactive, and able to operate independently while aligning with team goals.
• Passionate about engineering culture, quality, and developer productivity.

🚀 Job Title : Backend Engineer (Go / Python / Java)

Experience : 3+ Years

Location : Bangalore (Client Location – Work From Office)

Notice Period : Immediate to 15 Days

Open Positions : 4

Working Days : 6 Days a Week

🧠 Job Summary :

We are looking for a highly skilled Backend Engineer to build scalable, reliable, and high-performance systems in a fast-paced product environment.

You will own large features end-to-end — from design and development to deployment and monitoring — while collaborating closely with product, frontend, and infrastructure teams.

This role requires strong backend fundamentals, distributed systems exposure, and a mindset of operational ownership.

⭐ Mandatory Skills :

Strong backend development experience in Go / Python (FastAPI) / Java (Spring Boot) with hands-on expertise in Microservices, REST APIs, PostgreSQL, Redis, Kafka/SQS, AWS/GCP, Docker, Kubernetes, CI/CD, and strong DSA & System Design fundamentals.

🔧 Key Responsibilities :

• Design, develop, test, and deploy backend services end-to-end.
• Build scalable, modular, and production-grade microservices.
• Develop and maintain RESTful APIs.
• Architect reliable distributed systems with performance and fault tolerance in mind.
• Debug complex cross-system production issues.
• Implement secure development practices (authentication, authorization, data integrity).
• Work with monitoring dashboards, alerts, and performance metrics.
• Participate in code reviews and enforce engineering best practices.
• Contribute to CI/CD pipelines and release processes.
• Collaborate with product, frontend, and DevOps teams.

✅ Required Skills :

• Strong proficiency in Go OR Python (FastAPI) OR Java (Spring Boot).
• Hands-on experience building Microservices-based architectures.
• Strong understanding of REST APIs & distributed systems.
• Experience with PostgreSQL and Redis.
• Exposure to Kafka / SQS or other messaging systems.
• Hands-on experience with AWS or GCP.
• Experience with Docker and Kubernetes.
• Familiarity with CI/CD pipelines.
• Strong knowledge of Data Structures & System Design.
• Ability to independently own features and solve ambiguous engineering problems.

⭐ Preferred Background :

• Experience in product-based companies.
• Exposure to high-throughput or event-driven systems.
• Strong focus on code quality, observability, and reliability.
• Comfortable working in high-growth, fast-paced environments.

🧑‍💻 Interview Process :

• 1 Internal Screening Round
• HR Discussion (Project & Communication Evaluation)
• 3 Technical Rounds with Client

This is a fresh requirement, and interviews will be scheduled immediately.

We are looking for a Golang Developer to help build and scale our platform. This role involves designing high-performance distributed systems, building robust APIs and contributing to systems that handle real-time workflows at scale. You will own problems end to end, working closely with product, engineering and platform teams to build solutions that are reliable and scalable.

Responsibilities

• Develop new and enhance existing microservices, libraries, and features that form our B2B KYC platform.
• Create and document APIs, Queue Contracts to be consumed by other services.
• Work closely with the Product and Engineering Leads to implement features following best design principles and patterns.
• Participate in all phases of the development cycle plan, design, implement, review, test, deploy, document, and training.
• Help junior developers with best practices like TDD etc. and make sure their code meets the standards.
• Educate them continuously to improve overall team performance and work quality.

Requirements

• Development experience (3 to 6 years) preferably on GoLang and scripting skills.
• Bachelors/Masters in Computer Science or equivalent experience.
• Strong understanding of Computer Science fundamentals, software design principles, algorithms & design patterns.
• Interest and ability to quickly learn and ramp up on new languages and technologies.
• Ability to write understandable, reliable and testable code with minimum supervision.
• Distributed, highly available systems running at large scale.
• Distributed platforms which use Kafka, Elasticsearch, Cassandra or similar systems.
• Cloud environments (e. g., Docker, AWS, GCP, Kubernetes etc.,).
• Asynchronous programming patterns (e. g., GO Routines/Channels, Async Programming).
• Experience in CI/CD (Continuous Integration & Delivery), AGILE work environments.
• Ability to troubleshoot and solve issues on distributed systems.

Why join Zoop

• Work on high-scale, real-time systems that power critical identity and onboarding workflows for fast-growing businesses
• Take end-to-end ownership of meaningful engineering problems while building clean, scalable, production-grade systems
• Grow in a strong engineering environment with exposure to distributed systems, cloud-native technologies, and modern architectures

Work Mode: In office (5 days a week)

Location: Viman Nagar, Pune

🚀Job Title : Senior Backend Engineer (Java / Golang) SDE 3

Experience : 5 to 12 Years

Positions : 4

Employment Type : C2H (Contract to Hire)

Contract Duration : 3 Months

Location : Remote during contract → Pune after conversion

Work Mode After Conversion : 5 Days WFO

Notice Period : Immediate / Serving Notice / Up to 15 Days preferred

Mandatory Skills : Golang (1+ year mandatory), 5+ years Backend Development, System Design, Distributed Systems, Microservices, REST / GraphQL APIs, Event-Driven Architecture, SQL & NoSQL Databases, AWS / GCP / Azure, Strong Problem-Solving & Communication Skills.

About the Role :

We are looking for an experienced Backend Engineer / SDE 3 with strong expertise in Java / Golang to design and build scalable, secure, and high-performance backend services and APIs.

The role involves hands-on coding, system design, microservices, distributed systems, and collaboration with engineering and infrastructure teams.

Must-Have Skills :

• 5+ years of backend development experience.
• Strong hands-on experience with Golang.
• Minimum 1+ year of Golang experience is mandatory.
• Strong understanding of System Design & Distributed Systems.
• Experience with REST / GraphQL APIs.
• Experience with Microservices and Event-Driven Architecture.
• Experience with Event Queues / Asynchronous Processing.
• Strong knowledge of Relational and NoSQL databases.
• Familiarity with AWS, GCP, or Azure.
• Strong communication and problem-solving skills.

Important Note for Java Candidates :

Java candidates can be considered only if they have at least 1+ year of hands-on Golang experience and are willing to work in Golang.

Candidates with less than 1 year of Golang experience will not be considered.

Good to Have :

• Experience in Fintech / Payments / Transaction-heavy systems
• Docker & Kubernetes
• Datadog / Prometheus / Grafana
• CI/CD experience
• Exposure to Java or Ruby

Key Responsibilities :

• Design, develop, and maintain scalable backend services using Golang.
• Build reliable, secure, and high-performance microservices and APIs.
• Implement event-driven and asynchronous processing systems.
• Work on system architecture, scalability, performance, and reliability.
• Participate in system design, code reviews, and technical discussions.
• Collaborate with mobile, web, and infrastructure teams.
• Develop unit, integration, and performance tests.
• Contribute to CI/CD, observability, documentation, and engineering best practices.

Interview Process :

Round 1 : Take-Home Coding Assessment – Submission within 48 hours

Round 2 : Code Pairing – Problem Extension

Round 3 : Culture Fitment

We are hiring a Golang Developer to build fast, reliable and highly concurrent backend services at scale.

Responsibilities

• Design and build backend services in Go
• Develop REST services with Gin and internal APIs with gRPC and Protocol Buffers
• Write efficient concurrent code using goroutines and channels
• Improve service latency, throughput and reliability
• Write unit and integration tests for all services
• Take part in design discussions and code reviews

Requirements

• 1+ years of professional Golang experience
• Hands-on experience with gRPC and Protocol Buffers
• Strong understanding of concurrency in Go
• Experience with the Gin framework or similar
• Familiarity with Git, Docker and Linux