Neven Sajko
SAP Co Consultant at Axians Hrvatska
Zagreb, Croatia
Summary
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Rockstar🎓
Top SchoolNeven Sajko is an experienced SAP CO consultant based in Zagreb with 12 years in software and systems engineering, blending enterprise finance expertise with deep low-level programming skills. He brings an unusual mix of SAP financials certification and an MBA alongside hands-on contributions to notable open-source projects like radare2, Go, and Plan 9, where he focused on stability, memory-safety, and architecture-specific disassembly. Comfortable in embedded and systems contexts, he has fixed USB stacks and interrupt-related issues in calculator OS work and optimized math/assembly code in core language repos. Known among peers as a Julia enthusiast, he pairs pragmatic problem-solving with careful code hygiene—removing dead code, fixing SIGKILL misuse, and eliminating null dereferences. This combination of business-facing SAP consultancy and proven back-end/embedded craftsmanship makes him adept at translating complex technical issues into reliable, maintainable solutions.
11 years of coding experience
Principles of Project Management, IBM Education Centre, BledSAP Certificate: Financials - Management Accounting with mySAP ERP 2004MBA, MBA at Henley Management CollegeFinancial Management for Project Manager, IBM Education Centre, Bled
Stackoverflow
41reputation
762reached
0answers
2questions
Github Skills (36)
debug10
programming-language10
assembly10
c-language10
float3210
dis10
memory-management10
msp10
c1110
binarydiff10
security10
c1710
go10
sys10
assemble10
Programming languages (20)
Github contributions (5)
9fans/plan9port
May 2016 - Feb 2020
Plan 9 from User Space
Role in this project:
Back-end Developer
Back-end DeveloperContributions:20 commits, 26 PRs, 75 comments in 3 years 9 months
Contributions summary:Neven primarily focused on improving the code quality and robustness of the Plan 9 from User Space project. Their contributions included fixing null pointer dereferences, memory leaks, and out-of-bounds accesses, indicating a strong focus on preventing critical runtime errors. They also addressed buffer overflows and corrected declarations of externally linked variables, contributing to the stability and security of the software. The user's work often involved identifying and resolving issues related to memory management and pointer handling within various project components.
user-spaceplan
golang/go
Aug 2015 - Nov 2020
The Go programming language
Role in this project:Back-end Developer
Back-end DeveloperContributions:10 PRs, 29 comments, 9 issues in 5 years 3 months
Contributions summary:Neven primarily focused on improving the Go programming language codebase. Their contributions include fixing typos, using `Sincos` for improved performance in mathematical functions, and simplifying code in `math/big`. They also addressed assembly code style issues and corrected bit masking comparisons in the xcoff internal library.
golanggopluscompilerprogramming-languageinterpreter
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