Systems Software Engineer

About Flatiron is a global remote software development company with engineers located around the world. We unite experts from diverse backgrounds and experiences in a collaborative culture to deliver exceptional products and services for our clients. As a forward-thinking software engineering company, we provide industry-leading solutions to complex problems in both the US and the UK. Operating in a fast-paced, agile environment, we specialize in software consulting for our clients. We offer a stimulating and rewarding environment for our team members. We value innovation, continuous learning, and professional growth, and we strive to create a workplace where everyone can thrive. Join us at Flatiron and be a part of a team that is shaping the future of software development.

Role Overview We are looking for a

Systems Software Engineer

with deep experience in compression algorithms and high-performance systems. You will work closely with the core engineering team to help

analyze, validate, optimize, and productionize advanced lossless compression technology . The ideal candidate is both

technically rigorous and intellectually curious , capable of investigating unconventional approaches while applying strong systems engineering discipline.

Key Responsibilities Analyze, implement, and optimize

lossless compression algorithms Evaluate novel compression techniques and validate performance claims through benchmarking and profiling Improve compression ratio, throughput, latency, and memory efficiency across diverse file types Design and optimize high-performance compression libraries and pipelines Conduct algorithmic experimentation and critical validation of compression models

Required Qualifications 5+ years of experience in software engineering, with strong focus on systems programming Demonstrated experience working with

data compression algorithms

(LZ-family (LZ4, LZ77, LZMA), Huffman coding, arithmetic coding, Brotli, Zstandard, etc.) Strong understanding of: entropy encoding, algorithmic complexity, memory and CPU trade-offs, compression benchmarking Proficiency in

C, C++, Rust, or other high-performance systems languages Experience with

performance profiling and optimization Strong analytical and critical thinking capabilities Comfortable evaluating unconventional or experimental approaches to algorithm design

Nice to Have Experience working at a

major technology company, infrastructure company, or cloud provider Background in

high-performance computing, distributed systems, or storage systems Experience implementing or optimizing compression codecs Experience with

GenAI or advanced software development workflows Contributions to open-source compression libraries Experience designing benchmarking frameworks for algorithm evaluation

Benefits Yearly Office Allowance Budget Macbook Purchase Support Wellbeing Support

If you think that you are a good fit for the position, please apply through LinkedIn.

Flatiron Software Co has a zero tolerance to discrimination policy. In this regard, during the course of the evaluation of your job application and during all your employment relation, if any, all discriminatory factors such as race, sex, sexual orientation, social gender definitions/roles, colour, national or social background, ethnicity, religion, age, disablement, political opinion or any status that is protected under law shall be totally disregarded.