Backend Developer (Rust, Startups),

Job Title : Rust Tech Lead/Senior Rust Developer

Experience : 5+ Years

Relevant Experience in Rust : 3+ Years

Location : Gurugram

Employment Type : Full-Time

Role Summary :

• We are looking for a Rust Tech Lead/Senior Rust Developer with 5+ Years of software development experience, including 3 to 4 Years of expertise in Rust.
• In this role, you will lead a team of developers, guide technical decisions, and ensure the development of robust Rust applications.

Key Responsibilities :

• Lead and mentor a team of Rust developers.
• Develop and maintain high-quality Rust code.
• Collaborate with cross-functional teams to ensure software stability.
• Troubleshoot and resolve issues in Rust applications.

Qualifications :

• 5+ Years in Software Development.
• 3 to 4 Years of professional Rust experience.
• Strong problem-solving skills and experience in team leadership.

Preferred Skills :

• Systems programming and concurrent programming experience.
• Familiarity with Git and other version control systems.

We are looking for a Senior Systems Engineer with 10+ years of experience in systems-level engineering (Rust/C/C++), including 5+ years of production Rust, to design and build high-performance, low-latency, fault-tolerant trading infrastructure. Prior hands-on experience with financial trading systems is mandatory.

Responsibilities

1. Design, develop, and maintain high-performance backend services using Rust - Build scalable and reliable distributed systems capable of handling high request volumes - Optimize application performance, memory usage, and resource utilization - Design clean, maintainable, and well-tested software architecture
2. Collaborate with product, engineering, and DevOps teams to deliver production-ready solutions
3. Participate in architecture discussions, code reviews, and technical planning - Troubleshoot production issues and improve system reliability and observability - Write clean, well-documented, production-quality code following engineering best practices

Required Qualifications

1. 10+ years of professional systems programming experience in Rust, C, or C++ (5+ years production Rust)
2. Mandatory: hands-on experience with financial trading systems — exchanges, order books, matching engines, OMS/RMS, or market data systems (equities, F&O, FX, commodities, or crypto)
3. Strong understanding of exchange mechanics — order types, price-time priority matching, spot trading, derivatives (futures/perpetuals), options, margining and liquidation concepts
4. Strong experience building production-grade, low-latency, high-throughput backend applications
5. Solid understanding of distributed systems and concurrent programming — Raft/consensus, replication, snapshots, deterministic state machines, exactly-once semantics
6. Advanced concurrency: lock-free/wait-free structures, ring buffers, thread-per-core design, core pinning
7. Strong understanding of networking concepts — TCP/IP, UDP, multicast, real-time communication, asynchronous networking
8. Experience designing and implementing binary communication protocols for inter-service communication (SBE, Protocol Buffers, FlatBuffers, Cap'n Proto)
9. Experience with microservices architecture and event-driven systems - Experience with messaging systems such as Aeron, Kafka, NATS, or similar high-performance platforms
10. Strong understanding of in-memory data structures and efficient memory management — cache lines, memory ordering, NUMA, allocation-free design
11. Experience working with relational databases and caching systems
12. Experience working in Linux-based production environments
13. Familiarity with containerization and modern deployment practices
14. Strong debugging, profiling, and benchmarking skills (perf, flamegraphs, Criterion) - Excellent problem-solving and analytical abilities; ability to work independently and take ownership of technical deliverables

Preferred Technical Experience

1. Tokio, Tonic (gRPC), Serde, Tracing, Criterion, Cargo/Clippy/Rustfmt - Aeron, LMAX Disruptor, Chronicle, or FIX engines
2. Kernel-bypass networking concepts (io_uring, DPDK, AF_XDP); hardware timestamping
3. Lock-free or wait-free programming techniques
4. Options pricing / Greeks / volatility surface exposure

Preferred Qualifications

1. Experience designing highly available and fault-tolerant systems (active-active, consensus-based failover)
2. Deterministic simulation / property-based testing of stateful systems
3. Exposure to cloud infrastructure and production monitoring tools
4. Open-source contributions (openraft, TigerBeetle, tokio, etc.) or personal Rust systems projects

Selection Process

1. 3 Rounds of Technical Interview
2. 1 Round of Management Interview
3. Shortlisting based on work evidence (repo/PR/design doc/write-up of a hard problem solved)
4. Systems design deep-dive (order book / matching engine design), hands-on coding round, distributed systems round

Location: Bengaluru (Work from Office – 6 Days a Week)

About the Role

We're looking for a Software Development Engineer III (SDE-3) to join our growing engineering team. We're seeking engineers who have previously built, scaled, or significantly contributed to applications serving 100K+ users. You'll be joining a small, high-impact team, so we're looking for engineers who thrive on ownership, move quickly, and enjoy solving challenging technical problems.

We are technology agnostic and value strong engineering fundamentals over expertise in any particular language or framework. Whether your background is Backend, Frontend, or Full Stack, we'd love to hear from you.

What You'll Do

• Design, develop, and maintain scalable, reliable, and high-performance applications.
• Build robust, production-ready software that delivers exceptional user experiences.
• Take end-to-end ownership—from design and development to deployment and production support.
• Work closely with Product, Design, and Engineering to deliver impactful features.
• Write clean, maintainable, and well-tested code following engineering best practices.
• Leverage AI-assisted development tools (such as GitHub Copilot, Cursor, Claude Code, ChatGPT, or similar) to improve development speed, code quality, debugging, testing, and overall engineering productivity.
• Participate in architecture and design discussions, balancing scalability with simplicity.
• Troubleshoot production issues and continuously improve system performance and reliability.
• Contribute to a collaborative engineering culture through code reviews and knowledge sharing.

Must-Have Qualifications

• 4–6 years of professional software development experience.
• Strong proficiency in at least one high-level programming language, such as Python, Go (Golang), C#, JavaScript/TypeScript, Kotlin, Scala, or Ruby.
• Strong understanding of Data Structures, Algorithms, Object-Oriented Programming, and System Design.
• Hands-on experience building, scaling, or maintaining production applications with a user base of 100K+ users.
• Proven experience working on high-traffic, large-scale consumer or B2B products where performance, reliability, and scalability were critical.
• Experience developing modern Backend, Frontend, or Full Stack applications.
• Strong understanding of APIs, databases, and scalable application architecture.
• Demonstrated ability to effectively use AI coding assistants to accelerate software development while maintaining high standards of code quality and engineering best practices.
• Excellent problem-solving skills and a strong sense of ownership.

Preferred Qualifications

• Experience working on platform or infrastructure products is highly preferred.
• Experience with cloud platforms (AWS, GCP, or Azure).
• Familiarity with microservices, distributed systems, CI/CD, and containerization.
• Experience working in product companies or fast-paced startup environments.

Who You Are

• You enjoy working in small, fast-moving teams where every engineer has significant ownership.
• You're comfortable wearing multiple hats and contributing across different parts of the stack when needed.
• You've previously worked on products operating at scale and understand the engineering challenges of supporting 100K+ active users, including performance optimization, reliability, and scalability.
• You have a product mindset and care deeply about performance, scalability, and user experience.
• You're a proactive problem solver who enjoys taking initiative and driving projects independently.
• You embrace modern engineering practices, including the effective use of AI tools to enhance productivity without compromising software quality.
• You value collaboration, continuous learning, and building high-quality software.

Why Join Us?

• Join a high-impact engineering team with significant ownership and autonomy.
• Solve challenging engineering problems with a focus on performance, scalability, and reliability.
• Collaborate with talented engineers in a fast-paced, product-driven environment.
• Build software that directly impacts thousands of users while accelerating your technical growth.

Software Engineer, Low-Latency Systems

• Employment Type: Full-time
• Experience Level: senior-level (7–10 years)

About the Role

We are hiring a Software Engineer, Low-Latency Systems to design and optimize the core infrastructure powering our algorithmic trading systems. In this role, you will work on latency-critical execution paths where nanoseconds, cache lines, memory layout, and network behavior matter.

This is a hands-on engineering position for someone who enjoys building high-performance systems and reasoning deeply about correctness, throughput, and tail latency. Prior trading domain experience is helpful but not required—we value engineering depth and systems thinking above all else.

What You’ll Do (Responsibilities)

• Build Core Infrastructure: Design, develop, and maintain low-latency components including order routing, market data handling, and execution pipelines.
• Optimize Performance: Profile and optimize critical code paths to minimize throughput and tail latency.
• Collaborate Across Teams: Work closely with quant and trading teams to translate complex strategy requirements into highly efficient infrastructure primitives.
• Drive System Design: Contribute to architectural decisions around threading models, memory layout, and network stack configurations.
• Ensure Reliability: Improve observability and operational performance across trading infrastructure. Participate in on-call rotations, incident response, and post-mortems to keep systems running smoothly.

What We’re Looking For (Requirements)

• Experience: 7 to 10 years of professional experience in systems engineering, with a demonstrable focus on low-latency systems or high-performance computing (HPC).
• Language Proficiency: Strong, production-level proficiency in Rust and/or C++.
• Systems Depth: Comfort reasoning about memory management, lock-free data structures, compiler behavior, and CPU-level performance.
• Tooling: Experience using Linux performance tooling such as perf, flamegraphs, strace, or similar tools.
• Networking Fundamentals: Solid understanding of network stack behavior, including TCP, UDP, multicast, and kernel bypass.
• Problem Solving: Ability to debug complex production issues and optimize systems under real-world constraints.

Nice to Have (Bonus Points)

• Prior exposure to trading systems, market data feeds, or exchange connectivity.
• Familiarity with financial market protocols (e.g., FIX, ITCH, OUCH).
• Experience with low-latency networking technologies like DPDK, RDMA, or kernel bypass.
• Familiarity with co-location environments and latency-sensitive infrastructure.

Culture & Fit

We are looking for an engineer who takes ownership, thrives in ambiguous and fast-moving environments, and holds an incredibly high bar for correctness and performance. If you love drilling down into the lowest levels of software to squeeze out maximum efficiency, we want to hear from you.

Experience Required: 3 - 7 years

Working Days: 5 days/week

Role & Responsibilities

• You will be working with the Rust compiler and will be responsible for compiling to alternate targets such as WebAssembly
• You will be exposed with TDD for unit testing individual functions and integration testing for testing publicly exposed APIs
• Working with a Git style workflow where every commit deploys to a stagingenvironment and merged pull requests deploy to production
• Setting up CI/CD pipelines for testing and deployment (canary, staging) using Github actionsaccording to project needs
• Developing software in Rust
• Maintaining and improving existing rust codebases.

Ideal Candidate

• Excited about working with Rust
• 4 -7 years of experience in shipping production applications
• B.Tech in Computer Science Engineering from Tier 1 Colleges only

We are looking for a Rust Developer to join our cutting-edge development team as it grows. The candidate must be comfortable working in an agile environment and can take the lead when necessary.

Responsibilities:

• Responsible for developing the product as per the product specification defined by the product managers
• Responsible for performing research on the best methods of implementing the requirements
• Author and curate technical documentation to support delivery, maintenance, and adoption
• Work with programmers, engineers, and management heads to identify process improvement opportunities, propose system modifications, and devise governance strategies to optimise the overall performance
• Design and develop automated deployment and maintenance mechanisms
• Solving development challenges and making architectural decisions by understanding the larger picture of the project goals
• Expanding your existing skill set, and picking up on various rust-dependent frameworks
• Confidently communicating and collaborating with your fellow developers in an office set-up.

Requirements:

• Must have experience in Rust programming language
• Have excellent knowledge of different data structures and algorithms
• Working knowledge of any other programming language Python, Java, or JavaScript is good to have
• Experience with, or understanding of, Kafka or Redis, Cloud infrastructure services, and Docker is an added advantage
• Experience with SQL or NoSQL databases, MySQL, MongoDB, Elasticsearch, etc.
• Experience in Backend and APIs development
• Experience in analysing and optimising the platform's performance

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.