Python Developer

📍 Position : Java Architect

📅 Experience : 10 to 15 Years

🧑‍💼 Open Positions : 3+

📍 Work Location : Bangalore, Pune, Chennai

💼 Work Mode : Hybrid

📅 Notice Period : Immediate joiners preferred; up to 1 month maximum

🔧 Core Responsibilities :

• Lead architecture design and development for scalable enterprise-level applications.
• Own and manage all aspects of technical development and delivery.
• Define and enforce best coding practices, architectural guidelines, and development standards.
• Plan and estimate the end-to-end technical scope of projects.
• Conduct code reviews, ensure CI/CD, and implement TDD/BDD methodologies.
• Mentor and lead individual contributors and small development teams.
• Collaborate with cross-functional teams, including DevOps, Product, and QA.
• Engage in high-level and low-level design (HLD/LLD), solutioning, and cloud-native transformations.

🛠️ Required Technical Skills :

• Strong hands-on expertise in Java, Spring Boot, Microservices architecture
• Experience with Kafka or similar messaging/event streaming platforms
• Proficiency in cloud platforms – AWS and Azure (must-have)
• Exposure to frontend technologies (nice-to-have)
• Solid understanding of HLD, system architecture, and design patterns
• Good grasp of DevOps concepts, Docker, Kubernetes, and Infrastructure as Code (IaC)
• Agile/Lean development, Pair Programming, and Continuous Integration practices
• Polyglot mindset is a plus (Scala, Golang, Python, etc.)

🚀 Ideal Candidate Profile :

• Currently working in a product-based environment
• Already functioning as an Architect or Principal Engineer
• Proven track record as an Individual Contributor (IC)
• Strong engineering fundamentals with a passion for scalable software systems
• No compromise on code quality, craftsmanship, and best practices

🧪 Interview Process :

1. Round 1: Technical pairing round
2. Rounds 2 & 3: Technical rounds with panel (code pairing + architecture)
3. Final Round: HR and offer discussion

• 4–7 years of professional C++ experience in performance-critical systems
• Expert knowledge of modern C++ (C++11/14/17)
• Strong understanding of data structures, algorithms, and memory models
• Deep experience with multithreading, atomics, lock-free programming, and CPU cache behaviour
• Excellent knowledge of Linux internals and system-level programming
• Experience with low-level debugging and profiling (gdb, perf, valgrind, flamegraphs)
• Proficiency with CMake/Make and Git

2. Trading Systems Experience (Highly Preferred)

• Hands-on experience with order management systems (OMS) and execution engines
• Knowledge of exchange protocols: FIX, ITCH, OUCH, FAST
• Experience handling market data feeds (L1/L2, multicast, UDP)
• Understanding of latency measurement, clock synchronization, and time stamping
• Experience with network tuning (kernel bypass, socket tuning, CPU pinning)
• Familiarity with trading lifecycle, risk checks, and throttling mechanisms

3. Education

• Bachelor’s or Master’s degree in Computer Science, Engineering, or related discipline

4. Soft Skills (Important for Trading Firms)

• Ability to work under extreme time and accuracy pressure
• Strong ownership of production systems
• Clear and direct communication with traders and quants
• Bias toward simple, fast, and reliable designs

5. Key Responsibilities

• Design, develop, and optimize ultra-low-latency C++ trading applications
• Build and maintain exchange connectivity and order execution systems
• Develop real-time market data pipelines with strict latency requirements
• Optimize systems at CPU, memory, and network levels
• Implement lock-free or low-lock concurrent designs
• Analyze latency using profiling tools and improve tail latency
• Ensure high availability, fault tolerance, and rapid recovery
• Work closely with Traders and Quant Researchers to implement strategies
• Participate in architecture and performance design reviews
• Review code, enforce best practices, and mentor junior engineers
• Support production systems and handle time-critical issues when needed

About the Role -

We’re seeking a seasoned Senior Java Engineer to drive the development of our B2B product suite. In this pivotal role, you will build robust, scalable, and intuitive applications that empower customers to seamlessly handle money movement transactions, including international payments. You will ensure technical excellence by advocating best practices, prioritizing security, enhancing development processes, and championing a quality-first mindset.

What You'll Do -

• Design and Development: Create robust, efficient, and scalable backend services using Java and Spring Boot.

• API Development: Design, build, and maintain APIs for web and mobile applications.

• Performance and Security: Ensure application performance, scalability, and security best practices.

• Cloud Integration: Collaborate with cross-functional teams to integrate cloud services into our backend infrastructure.

• Code Quality: Write high-quality, maintainable code that adheres to industry standards.

• Mentorship: Support junior and mid-level team members, conduct code reviews, and foster a culture of continuous improvement.

What You’ll Need -

• 5+ years of professional experience as a Backend Engineer.

• Experience showing strong problem-solving skills and a passion for creating user-centric solutions.

• Core Java proficiency. A strong command of the Java language, including object-oriented programming, design patterns, exception handling, and memory management.

• Spring Framework (including Spring Boot)- In-depth knowledge of Spring, especially Spring Boot for building efficient and scalable backend applications.

• Understanding of Spring components like controllers, services, repositories, and security.

• RESTful API Development: Proficiency in designing and implementing RESTful APIs.

Bonus Points -

• Mastery over Java’s core APIs, such as collections, streams, and concurrency frameworks.

• Experience within a B2B fintech environment would be highly desirable

• Database-driven performance query optimization and Kafka messaging systems

We welcome people from all backgrounds who seek the opportunity to help build a future where we connect the dots for international property payments. If you have the curiosity, passion, and collaborative spirit, work with us, and let’s move the world of PropTech forward, together.

Redpin, Currencies Direct and TorFX are proud to be an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to sex, gender identity, sexual orientation, race, colour, religion, national origin, disability, protected veteran status, age, or any other characteristic protected by law.

Do you have what it takes?

·      Proficient in C, C++ development, OS concepts, Data Structures, Distributed computing, and Algorithms.

·      Actively engaged in projects related to architecture and design (architecture, design patterns, reliability, and scaling).

·      Excellent problem-solving capability with strong fundamentals in Computer Science.

·      Highly proficient in data structures and algorithms.

·      Ability to pick up new technologies rapidly to convert specifications to low level design.

·      Ability to clearly communicate the intent and approach when producing a code design document.

How can you contribute to our success?

·      Develop frontend as well as backend components for delivering product on cloud platforms.

·      Participate in activities that lead up to the code design. This may include activities such as developing prototypes, proof of concept, compare pros and cons of various implementation choices being considered and recommending the most appropriate one.

·      Mentor and influence junior developers to adhere to good coding standards and become quality conscious.

·      Review critical pieces of code that are developed as per this code design.

·      Ensure that the code being delivered is of the highest quality.

·      Ensure appropriate unit tests and functional as well as non-functional tests are considered.

·      Conceptualize and work towards building processes, methodology, and tools to improve team’s ability to deliver high quality software. 

• Strong knowledge of Ruby on rails framework.
• Strong Knowledge of coding languages, like PERL, Python and Ruby.
• Good knowledge of Relation and NoSQL databases. like MySQL, Postgres, NoSQL etc.
• Knowledge of Microservices development and AWS concept will be an added advantage.
• Ready to adopt new technologies and implement them in project.

About NetElixir: 

NetElixir is a global digital marketing firm headquartered in Princeton, NJ. With a common goal of helping our customers and challenging ourselves to think differently, we face challenges and tackle them together as a team. We are a close-knit group of imaginative and friendly industry experts who bring our unique passions and personalities together to find creative solutions that drive results.

With offices in the US and India, NetElixir works persistently gathering, evaluating, computing, and formulating raw data and turning it into actionable insights for our customers. We work consistently to develop new technology that will improve and facilitate digital marketing efforts across the globe.

Role: Python Developer

Experience: 3 -5 Years

Company Website: http://www.netelixir.com/">www.netelixir.com 

Job Description:

Your responsibilities will include understanding the needs, gathering and prioritizing requirements, and working with our software development teams to design, develop and deliver new features.

• 3-5 years of experience in building web applications and product development using Python
  ● Experience in Python Backend development, microservice API development using Flask and/or Django
  ● Experience in SQL and No SQL databases
  ● Experience in AWS cloud services
  ● Working knowledge in Unit testing with pytest, Git (versioning, branching, etc..), CI-CD
  ● Collaboration with technical teams and product stakeholders to ensure design and
  implementation is aligned with business requirements
  ● Perform design and code reviews to ensure products meet our quality standards
  ● Assist in the education and development of junior team members to ensure progression and
  improvement.
  ● Good hands-on experience in debugging application issues
  ● Work experience in developing and deploying AI/ML models (additional advantage)
  ● Exposure to Digital Marketing Domain (additional advantage)