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Need several developers for complex project to join to my team. You can attach your CV. Software engineers to design and build high-performance backend systems and services Data engineers to develop and maintain real-time and batch data processing pipelines DevOps engineers to manage infrastructure, deployments, and system reliability (primarily on Linux environments) Network engineers to optimize low-latency, high-throughput communication systems We are building a performance-critical real-time system that processes high-throughput data streams and requires deterministic, ultra-low-latency execution. We are looking for engineers with strong experience in systems programming and performance optimization to help design and implement core components. Responsibilities include: Developing and optimizing latency-sensitive backend services in C/C++ Working with real-time data ingestion and processing pipelines Profiling and improving system performance (CPU, memory, networking) Ensuring reliability and consistency under high load Nice to have: Experience with kernel-level optimizations or networking stacks Familiarity with high-throughput messaging systems Background in performance-critical environments (e.g. telecom, gaming, embedded systems) We value clean, efficient code and a strong understanding of how software interacts with hardware.
Project ID: 40411004
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Active 11 days ago
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67 freelancers are bidding on average $4,051 USD for this job

⭐⭐⭐⭐⭐ Build High-Performance Systems with Expert Developers for Your Team ❇️ Hi My Friend, I hope you're doing well. I've reviewed your project needs and see you are looking for several developers to join your team. Look no further; Zohaib is here to help you! My team has successfully completed 50+ similar projects focused on high-performance backend systems and real-time data solutions. I will ensure your project runs smoothly by employing efficient methods while maximizing your budget. ➡️ Why Me? I can easily handle your requirement for developing and optimizing backend services, as I have 5 years of experience in systems programming, performance optimization, and real-time data processing. My expertise includes C/C++, data pipelines, and system reliability. Additionally, I have a strong grip on Linux environments and networking systems to deliver robust solutions. ➡️ Let's have a quick chat to discuss your project in detail. I can share samples of my previous work, showcasing my expertise in developing performance-critical systems. Looking forward to chatting with you! ➡️ Skills & Experience: ✅ C/C++ Development ✅ Backend Systems ✅ Real-Time Data Processing ✅ Performance Optimization ✅ Data Ingestion Pipelines ✅ System Reliability ✅ Linux Environments ✅ Networking Systems ✅ Low-Latency Solutions ✅ Profiling Tools ✅ Clean Code Practices ✅ Communication Protocols Waiting for your response! Best Regards, Zohaib
$3,400 USD in 2 days
7.9
7.9

With over a decade of experience in high-performance backend systems and services, I understand the importance of building complex projects like yours. Your goal of creating a performance-critical real-time system aligns perfectly with my background in scaling systems for 1M+ users and working on high-security FinTech projects. A strategic insight for your project would be to focus on optimizing latency-sensitive backend services using C/C++, a skill I have honed over the years. I have a proven track record of developing and maintaining real-time data processing pipelines, ensuring system performance, and reliability under high load. I am confident that my experience in building high-performance systems and services aligns well with the requirements of your project. Let's discuss how I can contribute to the success of your project. Reach out to me to further discuss the roadmap for achieving your project goals.
$4,000 USD in 45 days
7.3
7.3

Hi, 1. I understand you’re building a performance-critical, low-latency system. My background aligns with systems programming, embedded + real-time architectures, and performance-sensitive pipelines. 2. Relevant experience: a) Developed high-performance services in C with focus on memory efficiency and low-latency execution for Industrial IoT Gateway. b) Built real-time data pipelines with optimized buffering and concurrency for MQTT data publish. c) Worked on embedded and IoT systems, understanding close interaction between hardware and software d) Performed profiling and optimization (CPU usage, memory footprint, I/O bottlenecks) 4. My approach: a) Design efficient, modular components with predictable execution paths b) Optimize data flow c) Profile continuously (CPU, cache, memory, network latency) d) Ensure stability under load with proper error handling and recovery e) Collaborate across teams (DevOps, data, network) for end-to-end performance 5. Additional strengths: a) Linux-based development and debugging b) Familiarity with network communication optimization and throughput tuning c) Strong focus on clean, maintainable, high-performance code 6. I am a preferred freelancer and have 5 star rating with track record of delivering all the project successfully. All this has resulted into repeat customers. I am open to joining as part of your team. Please open up a chat so that I can attach CV. Regards, Vishal
$4,000 USD in 7 days
6.4
6.4

Hi, With my team's combined experience of over 12 years in system administration, network engineering, and DevOps, we have the skillset you require to tackle your complex project. Our background and understanding in backend development, DevOps, and network administration make us well-suited for tasks involving designing and optimizing performance-critical systems as yours. Our proficiency in cloud automation will come in handy when managing high-throughput data streams on a large scale. We have extensive experience in working with real-time data ingestion and processing pipelines, ensuring they maintain the necessary low latency for your needs. Additionally, our expertise allows us to profile, detect performance bottlenecks, and improve system performance where needed, creating reliable systems under high load. In past projects, we've worked closely with teams building and managing scalable IT infrastructures in performance-critical environments like gaming or embedded systems. This experience enables us to understand the nuances of weaving together clean code that interfaces fluently with hardware. By choosing me (us), you're selecting not only a team who values efficiency but also one deeply committed to end-to-end technology solutions that drive performance, reliability, and security for their clients. I believe this collaboration will be transformative for your project! Regards Dhanu Innovations Pvt. Lt
$4,000 USD in 7 days
6.4
6.4

Roles like this often attract general backend profiles, but systems like yours require engineers who understand latency at the hardware level—CPU cache, memory layout, and network behavior—not just application logic. I’ve worked on performance-sensitive systems where the focus was deterministic execution, efficient data pipelines, and low-level optimization, not just feature development. I can contribute across the following: Backend systems in C/C++ with focus on low-latency execution Real-time data ingestion and processing pipelines Profiling and optimization (CPU, memory, threading, I/O) High-throughput messaging and concurrency patterns Linux-based environments (process tuning, resource control) Ensuring stability under sustained high load Comfortable working close to the system layer, including analyzing bottlenecks, improving throughput, and reducing jitter where it matters. For similar work and background: https://www.freelancer.com/u/Microlent Happy to share my CV and discuss how I can fit into your team and contribute to core components. — Rajesh Rolen
$4,000 USD in 7 days
6.2
6.2

✅ Backend Systems | DevOps | Data Engineering | High-Performance Systems Expert ✅ Hey there, Hope you’re doing great! Thanks for sharing your project. Your requirements align strongly with the kind of performance-focused systems and scalable backend architecture my team works on. We have experience building and optimizing high-throughput, low-latency applications across backend systems, real-time pipelines, infrastructure, and networking-heavy environments. Our Expertise Includes: • C / C++ high-performance backend development • Real-time data ingestion & processing systems • Linux-based infrastructure & DevOps workflows • Performance optimization (CPU, memory, threading, networking) • Redis, messaging systems, WebSockets, Kafka/RabbitMQ • Scalable backend APIs and distributed systems • CI/CD, monitoring, deployment automation Team Capabilities: • Backend Engineers • Data Engineers • DevOps Engineers • Network/System Engineers Experience Areas: • Gaming & real-time systems • Low-latency communication architecture • Cloud & Linux server optimization • Performance profiling and scaling under heavy load We focus on clean, efficient, and production-ready engineering with strong attention to reliability and system performance. I’d love to discuss the architecture, team structure, and how we can contribute to your project long-term. Thanks & Regards, Kajal
$4,000 USD in 7 days
6.2
6.2

Hello, I will join your team as a performance-focused systems engineer to design and build high-throughput, low-latency backend components for your real-time data system. My approach is centered on deterministic execution, efficient resource utilization, and predictable system behavior under heavy load. I will contribute to the development and optimization of core services using C/C++ and Python, with a strong focus on CPU cache efficiency, memory management, and network throughput. I will also work on profiling existing bottlenecks, improving pipeline latency, and ensuring stability under sustained high-concurrency workloads. On the infrastructure side, I can support Linux-based system tuning, deployment optimization, and DevOps workflows to ensure reliable scaling and minimal downtime. I will prioritize clean, production-grade code and measurable performance improvements through profiling and iterative optimization. Thanks, Asif
$5,000 USD in 11 days
5.8
5.8

Warm greetings, building ultra-low-latency, high-throughput systems is exactly where our team performs best. We understand deterministic execution, systems-level optimization, and real-time data pipelines. Here’s how we can help: * C/C++ backend services optimized for latency-sensitive workloads * Real-time and batch data pipelines with Python/Linux * CPU, memory, and network profiling with performance tuning * DevOps on Linux with reliable deployments and monitoring * Network optimization for low-latency, high-throughput systems We’re a team of 62 professionals with 9+ years in backend development, DevOps, and systems engineering. We’ve worked on performance-critical environments including streaming and distributed systems. Which roles are priority to start, and do you require kernel-level or networking stack experience from day one?
$4,000 USD in 7 days
5.4
5.4

I am excited to apply for the role requiring Developers and Real-Time & Performance Systems Engineers. With a strong background in building high-performance, low-latency systems, I specialize in designing scalable architectures that handle real-time data processing efficiently. My experience includes working with multithreaded applications, optimizing system performance, and ensuring reliability under heavy workloads. I focus on writing clean, efficient code while leveraging modern tools and frameworks to meet demanding technical requirements. I bring a problem-solving mindset and a commitment to delivering robust, production-ready solutions. From profiling and performance tuning to implementing fault-tolerant systems, I ensure that applications run smoothly in real-world environments. I value collaboration and clear communication, working closely with teams to align technical solutions with business goals. I am eager to contribute my expertise to your project and help build systems that are fast, reliable, and scalable.
$3,000 USD in 7 days
5.1
5.1

Hi, I’m Karthik from Resonite Technologies with 15+ yrs in **real-time, high-performance systems**. We can provide a **dedicated team** (C/C++, Data, DevOps, Network) to build and optimize your low-latency platform. **Core Expertise** • C/C++ backend for latency-critical services • Real-time pipelines (Kafka/ZeroMQ, async I/O, epoll) • Performance tuning (CPU, memory, lock-free design, eBPF/perf) • High-throughput networking + Linux kernel tuning **Approach** Design deterministic architecture → build optimized ingestion/processing → continuous profiling → stress test for reliability under load. **Team** C++ Lead, Data Engineer, DevOps (Linux), Network Engineer (scaling/latency) **Experience** Built telecom & streaming systems handling millions of events/sec with strict SLAs. ✔ Clean, hardware-aware code ✔ CVs available ✔ Ready to start immediately Best regards, Karthik Resonite Technologies
$4,990 USD in 7 days
5.0
5.0

Hello, I will design a low latency distributed system using c plus plus for performance critical services and python for orchestration and data flow control. backend services will handle real time ingestion through tcp and udp based channels, with careful memory management and lock free queues to reduce contention under high throughput. data pipelines will process streaming inputs in both real time and batch modes using event driven architecture, with kafka or similar messaging patterns for controlled flow between services. performance profiling will be done continuously using linux based monitoring and cpu memory tracing to remove bottlenecks at system level. devops setup will focus on containerized deployments using docker with linux servers, ensuring predictable runtime behavior and fast scaling under load. network communication will be tuned for low latency with socket level optimization and careful packet handling. Let's have a detailed discussion, as it will help me give you a complete plan, including a timeline and estimated budget. I will share my portfolio in chat I look forward to hear from you. Thanks Best Regards, Mughira
$4,000 USD in 7 days
4.5
4.5

Hello, I am excited about the opportunity to contribute to your high-performance real-time system project. With a solid background in systems programming and performance optimization, especially in C/C++ and Linux environments, I am confident in delivering robust and ultra-low-latency backend services. My experience extends to optimizing CPU, memory, and networking performance while ensuring system reliability under heavy loads. I am adept at managing data pipelines and have a deep understanding of software-hardware interaction, which aligns perfectly with your project's demands. I propose to initiate a comprehensive assessment of your current system requirements and collaborate closely to design and implement the core components needed for high-throughput, low-latency data processing. I am ready to provide my CV for your review and discuss how I can integrate effectively into your team. Let’s set a timeline to kick off this engagement promptly. What are the primary performance bottlenecks you are currently facing in your real-time data processing system? Best regards,
$4,440 USD in 22 days
4.5
4.5

Hi I have 6+ years of hands on expereince in building scalable, resillient and efficeint event driven systems that can handle and scale data on large scale. There is no option to attach resume here. It would be good if we can discuss fruther about it Best
$4,000 USD in 7 days
4.1
4.1

A Warm Hello! Your project immediately stands out because you’re building a performance-critical real-time platform where execution speed, reliability, and systems-level efficiency truly matter. These are the kinds of engineering challenges our team enjoys solving. We can provide multiple experienced developers to join your team based on the exact roles you need: Backend / Systems Engineers C/C++ low-latency services Multithreading, memory optimization High-load backend architecture Data Engineers Real-time streaming pipelines Batch processing systems Python-based ETL & analytics workflows DevOps Engineers Linux server administration CI/CD pipelines Monitoring, scaling, uptime reliability Network Engineers Throughput optimization Low-latency communication systems Infrastructure tuning & diagnostics We have strong experience in performance-focused software, scalable backend systems, Linux environments, and production-grade deployments. We can also share CVs of suitable engineers after understanding your preferred seniority level, timezone overlap, and hiring model (full-time / contract / dedicated resources). A few quick questions: How many developers are you looking to onboard initially? Is this remote long-term engagement or milestone-based contracting? What tech stack is currently in place besides C/C++ and Python? Let's set up a quick call to discuss things better. Let's discuss it more in chat. Best Regards, Jemin Sagar
$4,000 USD in 7 days
4.3
4.3

With my vast experience in industrial and process automation, it’s safe to say I have the "make or break" kind of understanding you need for this complex project. My career has been focused on optimizing systems, ensuring real-time performance, and managing high-throughput data streams - all crucial aspects in your venture. As a result, efficiency, reliability, and clean code have become second nature to me. Apart from my strong background in C/C++ programming and Linux environments essential for your needs, my experience with Siemens TIA Portal, Simatic Manager, WinCC SCADA; PH & INFORMATION SERVER program; E plan P8 V2.6 program uniquely equip me to handle the automation scenarios and monitoring workload inherent in your project. Besides, I’ve worked on projects that demanded deterministic and ultra-low-latency execution similar to what is required here. My proficiency in PYTHON should also be noted as it is a valuable asset when it comes to scalable data-processing pipelines; a responsibility you specifically stated in the description needed to be taken care of. Coupled with my knowledge of networking stacks optimization and proficiency in high-throughput messaging systems – my skills are nicely aligned with the required specialities. How about we save ourselves the conundrum with varied knowledge-bases when I offer you a comprehensive, well-rounded solution? I await further discussions on how best to contribute to your team!
$4,000 USD in 26 days
3.8
3.8

Hi, I’ve reviewed your requirement, and this aligns well with my team’s expertise in building high-performance, low-latency systems. We are an agency based in Central India and can provide backend (C/C++), data, DevOps, and network engineers experienced in real-time data processing and system optimization. Our focus will be on delivering a cost-effective solution with optimized CPU, memory, and networking performance for stable, ultra-low-latency execution. We follow a next-level approach where system design, performance tuning, and scalability are handled from day one, reducing time-consuming fixes later. Can I share relevant CVs and allocate developers as per your needs? Let’s connect and discuss further. Looking forward to hearing from you. Regards
$4,000 USD in 7 days
4.6
4.6

I’m excited to submit my proposal for your complex, performance critical project. With a strong background in systems programming and building high performance backend architectures, I bring hands on experience in Python development, real time data processing, and low latency system optimization. I have worked on designing scalable backend services and data pipelines that handle high-throughput workloads while maintaining deterministic performance and reliability under heavy load. My expertise also includes profiling and tuning CPU, memory, and network performance, along with deploying and managing robust Linux based infrastructure. I’m comfortable collaborating across roles whether it’s backend engineering, DevOps, or network optimization to ensure seamless system integration. Additionally, I have exposure to performance critical environments and understand the importance of clean, efficient code and how software interacts closely with hardware. I would be glad to contribute to your team and help build a resilient, ultra low latency system using Python. I can also provide my CV and discuss how my experience aligns with your project needs.
$4,000 USD in 20 days
2.5
2.5

Hello! As per your project post, you’re building a high-performance, real-time system that demands ultra-low latency, deterministic execution, and efficient handling of high-throughput data streams. My focus will be on developing and optimizing backend services in C/C++, ensuring minimal latency and efficient resource utilization across CPU, memory, and networking layers. I will contribute to designing robust data ingestion and processing pipelines, apply profiling techniques to identify bottlenecks, and implement optimizations for consistent performance under heavy load. I am comfortable working in Linux environments, collaborating with DevOps and data teams, and aligning system design with hardware-level considerations for maximum efficiency. I specialize in performance-critical systems where reliability, precision, and low-level optimization are essential, ensuring scalable and production-ready solutions for demanding environments. Let’s connect to discuss your architecture and how I can contribute effectively to your team. Best regards, Prateek
$3,000 USD in 7 days
1.8
1.8

With over 50 talented developers at our disposal, our team can offer you the level of expertise and skill required to meet your project's demanding needs. Our repertoire includes C/C++ programming, Linux system administration as well as proficiency in Python. Our work on previous complex projects has honed and proven these skills, giving us the confidence to tackle even the most latency-sensitive requirements. We have extensive experience in developing low-latency data processing pipelines and optimizing high-performance backend systems, ensuring that we meet the demands of your real-time system. On top of this, our knowledge and understanding of hardware-software interaction means we can consistently deliver clean, efficient code that accounts for every performance aspect. Our diverse technical expertise is backed up by a diligent approach to teamwork and project management. As a highly organized group with proven success in delivering multi-faceted projects reliably, efficiently, and under pressure, we're capable of handling the complexity and load that your project entails. Experience matters and ours speaks for itself--we guarantee 100% completion rates on time and within budget. Allow our proven process to bring your vision to life!
$4,000 USD in 30 days
1.8
1.8

Hi, I’m a backend-focused engineer with experience building high-performance systems and working close to infrastructure and data pipelines. Experience: * Developed backend services with focus on performance, scalability, and reliability * Worked with real-time data processing and API-driven systems * Experience profiling CPU/memory usage and optimizing bottlenecks * Familiar with Linux environments, networking basics, and system-level debugging I can contribute to: * Backend service development (low-latency, scalable APIs) * Data pipeline design (real-time + batch processing) * System optimization (resource usage, throughput, stability) * API integrations and distributed system components Tech: * C/C++ (working knowledge), Python, Node.js * REST APIs, async processing, database optimization * Linux-based deployments and monitoring Approach: * Focus on clean, efficient code * Measure-first optimization (profiling before tuning) * Build systems that remain stable under load I can collaborate with your team and adapt quickly to existing architecture. Quick question: Which part of the system are you prioritizing first (core backend, data pipeline, or infra)? CV can be shared on request.
$4,000 USD in 7 days
0.7
0.7

Beograd, Serbia
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