1. HOW TO CHOOSE
PROGRAMMING
LANGUAGE AND RIGHT
TECHNOLOGY

2. Hello!
I am Dhanushka.
Software Engineer | Full-Stack | Lead at Facebook
Developer Circle: Colombo
2

3. PROGRAMMING LANGUAGE
How to choose

4. PROGRAMMING LANGUAGE
On Glassdoor’s list of top jobs for 2020,
careers requiring coding skills are well-
represented.
4

5. PROGRAMMING LANGUAGE
Front-end engineer is their #1 best job, Java
developer is #2, software engineer is #7, etc.
Full-stack engineering has seen 35% hiring
growth every year since 2015.
5

6. HTML and CSS are the easiest languages to
start with if you’re new to coding.
6

7. Python is the fastest-growing language and
second most popular on GitHub.
7

8. JavaScript is the most commonly used
programming language and first most popular
on GitHub.
8

9. Go is highly in demand, but low in supply;
only 7% of developers work with it often.
9

10. Scala, Ruby, Typescript, Rust and Kotlin are
also some top in-demand skills with
comparatively low developer familiarity.
10

11. Start working with...
◦ Master one object-oriented Language and
one functional programming Language.
◦ All the programming languages are same
except the additional features each
language holds.
11

12. Start working with...
◦ How to execute
◦ Declaration and Initialization of Variables
◦ How to write Hello world type program
◦ Conditional Programming (If-else)
◦ How to work with loops
◦ How to handle errors
12

13. Choosing a programming language
◦ The environment (and the way) of
executing
◦ Vendors and the Platform
◦ Ecosystem and Community
◦ The demand and industry trends
◦ Connections with other languages and
ecosystems
◦ The vision of the language
13

14. TECHNOLOGY
How to choose

15. Machine Learning
15

16. Machine Learning
16
According to McKinsey, 49% of companies
are currently exploring or planning to use
machine learning.
Over 12,000 open positions listed on
LinkedIn alone.

17. Machine Learning
17
Indeed’s #1 best job in America for 2019.
$138K+ (Machine Learning Engineer)

18. Artificial Intelligence
18
Hiring growth for AI specialists has grown
74% annually in the past 4 years.
AI specialists earned LinkedIn’s #1 emerging
jobs spot.

19. Artificial Intelligence
19
$122K+ average across various AI careers

20. Front-end Frameworks
20

21. Front-end Frameworks
21

22. Front-end Frameworks
22
$76K/yr for Front-end Engineers
$105K/yr for Full-stack Engineers

23. The Mixed Reality
23
According to Hired’s 2019 State of Software
Engineers report, demand for AR and VR
engineers surged by an incredible 1,400%.

24. The Mixed Reality
24
$75K for VR and $80K for AR
According to Statista, the market size was
around $6.1 billion in 2016 but is expected to
reach $215 billion by 2021.

25. Data Science & Analytics
25
84% of enterprises have launched advanced
analytics and Big Data initiatives.

26. Data Science & Analytics
26
The third-best job in America, according to
Glassdoor's annual Best Jobs in America
report.
$60K for data analysts
$91K for data scientists

27. Data Engineering
27
Since 2015, the hiring growth rate of this
technology job has increased by nearly 35%
across a wide variety of industries.

28. Network and Information
Security (Cybersecurity)
28

29. Network and Information
Security (Cybersecurity)
29
The number of data breaches increased by
50% in 2019.
The company demand for security engineers
has increased by 132%.

30. Network and Information
Security (Cybersecurity)
30
$99K/yr
6 of the 15 top-paying IT certifications are
focused on security.
expected to reach 3.5 million unfilled jobs by
2022

31. Blockchain
31
According to Gartner, the business value of
blockchain will be $3.1 trillion in by 2030.
Between late 2017-late 2018, demand for
blockchain engineers increased by 400%.
between $150K and $175K

32. Cloud Computing
32
According to Gartner, the market for public
cloud services is projected to grow by 17% in
2020 to total $266.4 billion.
$146K for cloud computing professionals

33. Internet of Things (IoT)
33
IoT is poised to be the next tech jobs boom
Total economic impact of up to $11 trillion by
2025.

34. Internet of Things (IoT)
34
According to a 2016 poll, 94% of businesses
were investing in initiatives to prepare for
the IoT.
$101K for professionals with an IoT specialty

35. UI/UX
35
87% of managers surveyed by Adobe said
hiring more UX designers is the #1 priority
for their organization.
14,000 UX designer jobs in the United States
alone (and 24,000 in Europe).

36. UI/UX
36

37. Mobile Development
37
The global app economy is predicted to be
worth $6.3 trillion by 2021, up from $1.3
trillion in 2016.
There are over 49,000 mobile developer jobs
posted on Glassdoor.

38. Mobile Development
38
$96K+ (with starting salaries as high as $75K)

39. Database
39
◦ MySQL
◦ PostgreSQL
◦ MongoDB
◦ Redis
Employment of database administrators is
projected to grow 9 percent from 2018 to
2028, faster than the average for all
occupations.

40. Database
40
$93K/yr for Database Administrator
$142K/yr Database Engineer

41. RIGHT

42. 42
What is Right? - Career
◦ Learning Curve
◦ Certifications
◦ Job Opportunities
◦ Salary
◦ Community

43. 43
What is Right? - Business
◦ Analyze your business needs
◦ Choose Technology that grows with
your business
◦ Always think in terms of need
◦ Have a backup plan

44. 44
What is Right? - Business
◦ Have a backup plan
◦ Don’t Forget Training
◦ Learning curve

45. 45
Thanks!
Any questions?
You can find me at:
dhanushkach
_dhanushkac
dhanushkac
dhanushkac
blog.dhanushka.dev
Stay Safe!!